{"product_id":"top-gasket-kit-honda-trx450-fe-fm-1998-04","title":"Top End Gasket Kit – Honda TRX450 S \/ ES \/ FE \/ FM Foreman (1998–2004)","description":"\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eTop End Gasket Kit for Honda TRX450 S\/ES\/FE\/FM Foreman 450, 1998–2004. This aftermarket replacement Top End Gasket Kit includes all gaskets and seals necessary for a complete top-end rebuild, restoring compression, sealing integrity, and engine reliability after cylinder work. Manufactured by Aftermarket Replacement, this kit is designed to deliver dependable performance across all TRX450 Foreman variants.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eComprehensive Vehicle Fitment\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"ds-scroll-area _1210dd7 c03cafe9\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eManufacturer\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eModels \/ Series\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eYears \/ Details\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eHonda\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eTRX450S Foreman 4x4 S\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan\u003e1998–2001 \u003c\/span\u003e\u003ca href=\"https:\/\/www.ebay.com\/itm\/313563275295\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.ebay.com\/itm\/254938739789?_trkparms=amclksrc%3DITM%26aid%3D111001%26algo%3DREC.SEED%26ao%3D1%26asc%3D20230919140214%26meid%3Dc06370ae7b864c77850c548c8b81c210%26pid%3D101848%26rk%3D5%26rkt%3D10%26sd%3D254090610169%26itm%3D254938739789%26pmt%3D1%26noa%3D1%26pg%3D3671980\u0026amp;_trksid=p3671980.c101848.m1234\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eHonda\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eTRX450ES Foreman ES 4x4\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan\u003e1998–2001 \u003c\/span\u003e\u003ca href=\"https:\/\/www.ebay.com\/itm\/313563275295\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.ebay.com\/itm\/254938739789?_trkparms=amclksrc%3DITM%26aid%3D111001%26algo%3DREC.SEED%26ao%3D1%26asc%3D20230919140214%26meid%3Dc06370ae7b864c77850c548c8b81c210%26pid%3D101848%26rk%3D5%26rkt%3D10%26sd%3D254090610169%26itm%3D254938739789%26pmt%3D1%26noa%3D1%26pg%3D3671980\u0026amp;_trksid=p3671980.c101848.m1234\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eHonda\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eTRX450FE Foreman 4x4 ES\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan\u003e2002–2004 \u003c\/span\u003e\u003ca href=\"https:\/\/www.newegg.com\/niche-industries-519-kgs2251k\/p\/24H-00E9-00011\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.ebay.com\/itm\/313563275295\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eHonda\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eTRX450FM Foreman 4x4 S\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan\u003e2002–2004 \u003c\/span\u003e\u003ca href=\"https:\/\/www.newegg.com\/niche-industries-519-kgs2251k\/p\/24H-00E9-00011\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.ebay.com\/itm\/313563275295\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e*\u003cspan\u003eNotes: This kit covers the top-end seal components for the listed TRX450 Foreman models and years. Cross-reference OEM numbers when performing a rebuild to ensure correct compatibility with your specific engine revision. Fitment details are based on commonly referenced OEM cross references for Honda TRX450 S\/ES\/FE\/FM Foreman 450 4x4 (1998–2004).\u003c\/span\u003e*\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eProduct Specifications\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"ds-scroll-area _1210dd7 c03cafe9\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOEM Reference Part Numbers\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e\u003cspan\u003e12100-HN0-A00\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e12191-HM7-013\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e12251-HN0-A01\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e12315-HM7-005\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e13101-HN0-A00\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e13010-HN0-A02\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e13111-HN0-A00\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e13112-MAT-000\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e18291-MN4-920\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.ebay.com\/itm\/313563275295\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.amazon.ca\/Cylinder-Piston-Gasket-1998-2004-foreman\/dp\/B083W88B7J\/ref=pd_sbs_d_sccl_2_6\/142-1721819-3069355?pd_rd_w=mGJKw\u0026amp;content-id=amzn1.sym.548e628b-1a29-4955-b8b2-cd4ff764ebc9\u0026amp;pf_rd_p=548e628b-1a29-4955-b8b2-cd4ff764ebc9\u0026amp;pf_rd_r=FB9FAPZ0RX3C4RFXXQA6\u0026amp;pd_rd_wg=K52aS\u0026amp;pd_rd_r=2015524b-34cc-4d08-8218-0e051247277a\u0026amp;pd_rd_i=B083W88B7J\u0026amp;psc=1\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.newegg.com\/niche-industries-mk1003461\/p\/24H-00E9-00030\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBore Size\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan\u003e90mm (Standard) \u003c\/span\u003e\u003ca href=\"https:\/\/www.ebay.com\/itm\/313563275295\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.amazon.ca\/Cylinder-Piston-Gasket-1998-2004-foreman\/dp\/B083W88B7J\/ref=pd_sbs_d_sccl_2_6\/142-1721819-3069355?pd_rd_w=mGJKw\u0026amp;content-id=amzn1.sym.548e628b-1a29-4955-b8b2-cd4ff764ebc9\u0026amp;pf_rd_p=548e628b-1a29-4955-b8b2-cd4ff764ebc9\u0026amp;pf_rd_r=FB9FAPZ0RX3C4RFXXQA6\u0026amp;pd_rd_wg=K52aS\u0026amp;pd_rd_r=2015524b-34cc-4d08-8218-0e051247277a\u0026amp;pd_rd_i=B083W88B7J\u0026amp;psc=1\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.ebay.com\/itm\/254938739789?_trkparms=amclksrc%3DITM%26aid%3D111001%26algo%3DREC.SEED%26ao%3D1%26asc%3D20230919140214%26meid%3Dc06370ae7b864c77850c548c8b81c210%26pid%3D101848%26rk%3D5%26rkt%3D10%26sd%3D254090610169%26itm%3D254938739789%26pmt%3D1%26noa%3D1%26pg%3D3671980\u0026amp;_trksid=p3671980.c101848.m1234\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eType\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eTop End Gasket Kit\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eManufacturer\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAftermarket Replacement\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMaterial\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHigh-quality gasket materials selected to provide reliable seals for cylinder, base, head, head cover, exhaust, and intake interfaces.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCondition\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e100% New Aftermarket\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eApplication\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eTop-end rebuild kit for Honda TRX450 S\/ES\/FE\/FM Foreman 450 (1998–2004)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e \u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eOEM Cross-Reference Information\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"ds-scroll-area _1210dd7 c03cafe9\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eOriginal Part Number\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eComponent\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eCross-Reference Notes\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e12100-HN0-A00\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eComplete Cylinder Assembly\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan\u003eOEM reference for cylinder assembly \u003c\/span\u003e\u003ca href=\"https:\/\/www.ebay.com\/itm\/313563275295\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.amazon.ca\/Cylinder-Piston-Gasket-1998-2004-foreman\/dp\/B083W88B7J\/ref=pd_sbs_d_sccl_2_6\/142-1721819-3069355?pd_rd_w=mGJKw\u0026amp;content-id=amzn1.sym.548e628b-1a29-4955-b8b2-cd4ff764ebc9\u0026amp;pf_rd_p=548e628b-1a29-4955-b8b2-cd4ff764ebc9\u0026amp;pf_rd_r=FB9FAPZ0RX3C4RFXXQA6\u0026amp;pd_rd_wg=K52aS\u0026amp;pd_rd_r=2015524b-34cc-4d08-8218-0e051247277a\u0026amp;pd_rd_i=B083W88B7J\u0026amp;psc=1\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.newegg.com\/niche-industries-mk1003461\/p\/24H-00E9-00030\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e12251-HN0-A01\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCylinder Head Gasket\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan\u003eOEM reference for head gasket \u003c\/span\u003e\u003ca href=\"https:\/\/www.newegg.com\/niche-industries-519-kgs2251k\/p\/24H-00E9-00011\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.ebay.com\/itm\/313563275295\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.amazon.ca\/Cylinder-Piston-Gasket-1998-2004-foreman\/dp\/B083W88B7J\/ref=pd_sbs_d_sccl_2_6\/142-1721819-3069355?pd_rd_w=mGJKw\u0026amp;content-id=amzn1.sym.548e628b-1a29-4955-b8b2-cd4ff764ebc9\u0026amp;pf_rd_p=548e628b-1a29-4955-b8b2-cd4ff764ebc9\u0026amp;pf_rd_r=FB9FAPZ0RX3C4RFXXQA6\u0026amp;pd_rd_wg=K52aS\u0026amp;pd_rd_r=2015524b-34cc-4d08-8218-0e051247277a\u0026amp;pd_rd_i=B083W88B7J\u0026amp;psc=1\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e12191-HM7-013\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCylinder Base Gasket\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan\u003eOEM reference for base gasket \u003c\/span\u003e\u003ca href=\"https:\/\/www.newegg.com\/niche-industries-519-kgs2251k\/p\/24H-00E9-00011\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.ebay.com\/itm\/313563275295\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.amazon.ca\/Cylinder-Piston-Gasket-1998-2004-foreman\/dp\/B083W88B7J\/ref=pd_sbs_d_sccl_2_6\/142-1721819-3069355?pd_rd_w=mGJKw\u0026amp;content-id=amzn1.sym.548e628b-1a29-4955-b8b2-cd4ff764ebc9\u0026amp;pf_rd_p=548e628b-1a29-4955-b8b2-cd4ff764ebc9\u0026amp;pf_rd_r=FB9FAPZ0RX3C4RFXXQA6\u0026amp;pd_rd_wg=K52aS\u0026amp;pd_rd_r=2015524b-34cc-4d08-8218-0e051247277a\u0026amp;pd_rd_i=B083W88B7J\u0026amp;psc=1\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e13101-HN0-A00\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePiston (Standard)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan\u003eOEM reference for standard bore piston \u003c\/span\u003e\u003ca href=\"https:\/\/www.ebay.com\/itm\/313563275295\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.amazon.ca\/Cylinder-Piston-Gasket-1998-2004-foreman\/dp\/B083W88B7J\/ref=pd_sbs_d_sccl_2_6\/142-1721819-3069355?pd_rd_w=mGJKw\u0026amp;content-id=amzn1.sym.548e628b-1a29-4955-b8b2-cd4ff764ebc9\u0026amp;pf_rd_p=548e628b-1a29-4955-b8b2-cd4ff764ebc9\u0026amp;pf_rd_r=FB9FAPZ0RX3C4RFXXQA6\u0026amp;pd_rd_wg=K52aS\u0026amp;pd_rd_r=2015524b-34cc-4d08-8218-0e051247277a\u0026amp;pd_rd_i=B083W88B7J\u0026amp;psc=1\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.newegg.com\/niche-industries-mk1003461\/p\/24H-00E9-00030\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e13010-HN0-A02\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePiston Ring Set\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan\u003eOEM reference for piston rings \u003c\/span\u003e\u003ca href=\"https:\/\/www.ebay.com\/itm\/313563275295\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.amazon.ca\/Cylinder-Piston-Gasket-1998-2004-foreman\/dp\/B083W88B7J\/ref=pd_sbs_d_sccl_2_6\/142-1721819-3069355?pd_rd_w=mGJKw\u0026amp;content-id=amzn1.sym.548e628b-1a29-4955-b8b2-cd4ff764ebc9\u0026amp;pf_rd_p=548e628b-1a29-4955-b8b2-cd4ff764ebc9\u0026amp;pf_rd_r=FB9FAPZ0RX3C4RFXXQA6\u0026amp;pd_rd_wg=K52aS\u0026amp;pd_rd_r=2015524b-34cc-4d08-8218-0e051247277a\u0026amp;pd_rd_i=B083W88B7J\u0026amp;psc=1\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.newegg.com\/niche-industries-mk1003461\/p\/24H-00E9-00030\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e13111-HN0-A00\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePiston Pin\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan\u003eOEM reference for wrist pin \u003c\/span\u003e\u003ca href=\"https:\/\/www.ebay.com\/itm\/313563275295\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.amazon.ca\/Cylinder-Piston-Gasket-1998-2004-foreman\/dp\/B083W88B7J\/ref=pd_sbs_d_sccl_2_6\/142-1721819-3069355?pd_rd_w=mGJKw\u0026amp;content-id=amzn1.sym.548e628b-1a29-4955-b8b2-cd4ff764ebc9\u0026amp;pf_rd_p=548e628b-1a29-4955-b8b2-cd4ff764ebc9\u0026amp;pf_rd_r=FB9FAPZ0RX3C4RFXXQA6\u0026amp;pd_rd_wg=K52aS\u0026amp;pd_rd_r=2015524b-34cc-4d08-8218-0e051247277a\u0026amp;pd_rd_i=B083W88B7J\u0026amp;psc=1\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.newegg.com\/niche-industries-mk1003461\/p\/24H-00E9-00030\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e13112-MAT-000\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePiston Pin Clips\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan\u003eOEM reference for circlips \u003c\/span\u003e\u003ca href=\"https:\/\/www.ebay.com\/itm\/313563275295\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.amazon.ca\/Cylinder-Piston-Gasket-1998-2004-foreman\/dp\/B083W88B7J\/ref=pd_sbs_d_sccl_2_6\/142-1721819-3069355?pd_rd_w=mGJKw\u0026amp;content-id=amzn1.sym.548e628b-1a29-4955-b8b2-cd4ff764ebc9\u0026amp;pf_rd_p=548e628b-1a29-4955-b8b2-cd4ff764ebc9\u0026amp;pf_rd_r=FB9FAPZ0RX3C4RFXXQA6\u0026amp;pd_rd_wg=K52aS\u0026amp;pd_rd_r=2015524b-34cc-4d08-8218-0e051247277a\u0026amp;pd_rd_i=B083W88B7J\u0026amp;psc=1\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.newegg.com\/niche-industries-mk1003461\/p\/24H-00E9-00030\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e*\u003cspan\u003eOEM cross-reference numbers are provided for reference purposes only. These part numbers are confirmed for 1998-2004 TRX450 Foreman models through multiple aftermarket and OEM sources \u003c\/span\u003e\u003ca href=\"https:\/\/www.ebay.com\/itm\/313563275295\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.amazon.ca\/Cylinder-Piston-Gasket-1998-2004-foreman\/dp\/B083W88B7J\/ref=pd_sbs_d_sccl_2_6\/142-1721819-3069355?pd_rd_w=mGJKw\u0026amp;content-id=amzn1.sym.548e628b-1a29-4955-b8b2-cd4ff764ebc9\u0026amp;pf_rd_p=548e628b-1a29-4955-b8b2-cd4ff764ebc9\u0026amp;pf_rd_r=FB9FAPZ0RX3C4RFXXQA6\u0026amp;pd_rd_wg=K52aS\u0026amp;pd_rd_r=2015524b-34cc-4d08-8218-0e051247277a\u0026amp;pd_rd_i=B083W88B7J\u0026amp;psc=1\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.newegg.com\/niche-industries-mk1003461\/p\/24H-00E9-00030\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cspan\u003e. Always verify fitment using your machine's exact model, year, and original part number before ordering.\u003c\/span\u003e*\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat's Included\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eBased on standard top-end gasket kits for the TRX450 engine, this kit typically includes:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eCylinder head gasket (replaces OEM \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e12251-HN0-A01\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eCylinder base gasket (replaces OEM \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e12191-HM7-013\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eCylinder head cover gasket (replaces OEM \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e12315-HM7-005\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eExhaust gasket(s) (replaces OEM \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e18291-MN4-920\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eIntake gaskets\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eValve stem seals\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eRelated O-rings and seals as required for complete top-end sealing\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cem\u003e\u003cspan\u003eNote: This is a top-end gasket kit. For complete engine rebuilding, additional components such as pistons, rings, and wrist pins may be required and are available separately from aftermarket suppliers.\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eWhy Choose This Aftermarket Top End Gasket Kit?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eDirect-Fit Compatibility:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Precision-engineered for Honda TRX450S (1998-2001), TRX450ES (1998-2001), TRX450FE (2002-2004), and TRX450FM (2002-2004) Foreman models \u003c\/span\u003e\u003ca href=\"https:\/\/www.newegg.com\/niche-industries-519-kgs2251k\/p\/24H-00E9-00011\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.ebay.com\/itm\/313563275295\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.ebay.com\/itm\/254938739789?_trkparms=amclksrc%3DITM%26aid%3D111001%26algo%3DREC.SEED%26ao%3D1%26asc%3D20230919140214%26meid%3Dc06370ae7b864c77850c548c8b81c210%26pid%3D101848%26rk%3D5%26rkt%3D10%26sd%3D254090610169%26itm%3D254938739789%26pmt%3D1%26noa%3D1%26pg%3D3671980\u0026amp;_trksid=p3671980.c101848.m1234\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eOEM Cross-Reference:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Cross-references genuine Honda part numbers \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e12100-HN0-A00\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e12251-HN0-A01\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e12191-HM7-013\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e13101-HN0-A00\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e13010-HN0-A02\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e13111-HN0-A00\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e13112-MAT-000\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for confident replacement \u003c\/span\u003e\u003ca href=\"https:\/\/www.ebay.com\/itm\/313563275295\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.amazon.ca\/Cylinder-Piston-Gasket-1998-2004-foreman\/dp\/B083W88B7J\/ref=pd_sbs_d_sccl_2_6\/142-1721819-3069355?pd_rd_w=mGJKw\u0026amp;content-id=amzn1.sym.548e628b-1a29-4955-b8b2-cd4ff764ebc9\u0026amp;pf_rd_p=548e628b-1a29-4955-b8b2-cd4ff764ebc9\u0026amp;pf_rd_r=FB9FAPZ0RX3C4RFXXQA6\u0026amp;pd_rd_wg=K52aS\u0026amp;pd_rd_r=2015524b-34cc-4d08-8218-0e051247277a\u0026amp;pd_rd_i=B083W88B7J\u0026amp;psc=1\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.newegg.com\/niche-industries-mk1003461\/p\/24H-00E9-00030\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eProven Aftermarket Support:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Multiple respected aftermarket brands manufacture compatible gasket kits:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003ePro-X Racing Parts\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e offers top-end gasket kits (Part No. 35.1498) specifically for 1998-2004 TRX450FE\/FM models, designed for precise sealing, maximum durability, and optimal engine performance \u003c\/span\u003e\u003ca href=\"https:\/\/www.summitracing.com\/parts\/pxr-35-1498\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eOutlaw Racing\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e provides complete engine gasket kits (OR4211) for 1998-2004 TRX450 models, constructed from materials such as Stainless Steel, Fluoroviton and Teflon to exceed OEM specs \u003c\/span\u003e\u003ca href=\"https:\/\/www.powersportsid.com\/outlaw-racing\/engine-gasket-kit-mpn-or4211.html\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eNICHE\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e supplies top-end rebuild kits (519-KGS2251K, MK1003420) with quality and performance guaranteed \u003c\/span\u003e\u003ca href=\"https:\/\/www.newegg.com\/niche-industries-519-kgs2251k\/p\/24H-00E9-00011\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.amazon.ca\/Cylinder-Piston-Gasket-1998-2004-foreman\/dp\/B083W88B7J\/ref=pd_sbs_d_sccl_2_6\/142-1721819-3069355?pd_rd_w=mGJKw\u0026amp;content-id=amzn1.sym.548e628b-1a29-4955-b8b2-cd4ff764ebc9\u0026amp;pf_rd_p=548e628b-1a29-4955-b8b2-cd4ff764ebc9\u0026amp;pf_rd_r=FB9FAPZ0RX3C4RFXXQA6\u0026amp;pd_rd_wg=K52aS\u0026amp;pd_rd_r=2015524b-34cc-4d08-8218-0e051247277a\u0026amp;pd_rd_i=B083W88B7J\u0026amp;psc=1\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.newegg.com\/niche-industries-mk1003461\/p\/24H-00E9-00030\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eRestores Compression:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e New head and base gaskets ensure proper cylinder sealing for optimal engine performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003ePrevents Leaks:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Complete sealing kit prevents oil seepage and maintains clean engine operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eInstallation Notes:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eEnsure all mating surfaces are clean and free from old gasket material before installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eFollow manufacturer torque specifications and tightening sequences for cylinder head bolts.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eUse new gaskets only—do not reuse old gaskets once removed.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eCheck valve clearance after head installation and adjust if necessary.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eAfter installation, run the engine and check for any signs of leaks.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eVerify your specific model and year before ordering, as the TRX450 was produced in multiple 4x4 configurations across 1998-2004 \u003c\/span\u003e\u003ca href=\"https:\/\/www.ebay.com\/itm\/313563275295\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.ebay.com\/itm\/254938739789?_trkparms=amclksrc%3DITM%26aid%3D111001%26algo%3DREC.SEED%26ao%3D1%26asc%3D20230919140214%26meid%3Dc06370ae7b864c77850c548c8b81c210%26pid%3D101848%26rk%3D5%26rkt%3D10%26sd%3D254090610169%26itm%3D254938739789%26pmt%3D1%26noa%3D1%26pg%3D3671980\u0026amp;_trksid=p3671980.c101848.m1234\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eWhy Upgrade?\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWorn or damaged gaskets can cause compression loss, oil leaks, and contamination—leading to poor performance and potential engine damage. Restore your Honda TRX450 Foreman engine's sealing integrity with this quality aftermarket top end gasket set, designed to keep you working and riding with confidence.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eOrder your top end gasket kit today and get back on the trail with confidence.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"ATV City","offers":[{"title":"Default Title","offer_id":57319254425974,"sku":"180.19HA1933","price":26.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/0302\/0406\/files\/image_2026-02-24_004803009.png?v=1774886126","url":"https:\/\/dgtagri.co.uk\/products\/top-gasket-kit-honda-trx450-fe-fm-1998-04","provider":"DGT Agri","version":"1.0","type":"link"}