Top End Gasket Kit – Honda TRX250 Recon (1997–2001)

Engineered to meet or exceed Honda's sealing standards, this Top Gasket Kit provides a precise fit and reliable compression for the TRX 250 engine family. Designed as an aftermarket replacement, it delivers OEM-like sealing performance to help maintain engine integrity during rebuilds or routine maintenance. The kit's gaskets are formulated to withstand heat and pressure, delivering consistent performance across service intervals.

Comprehensive Vehicle Fitment

*Fitment confirmed for Honda TRX250 Recon 2x4 models from 1997 through 2001, with additional compatibility for later Recon TE/TM models .*

Product Specifications

 

OEM & Aftermarket Cross-Reference Information

*OEM cross-reference numbers are provided for reference purposes only. These part numbers are confirmed for 1997-2001 TRX250 Recon models through multiple aftermarket and OEM sources . Always verify fitment using your machine's exact model, year, and original part number before ordering.*

What's Included

Based on standard top-end gasket kits for the TRX250 engine, this kit typically includes:

• Cylinder head gasket (replaces OEM 12251-HM8-000)

• Cylinder base gasket (replaces OEM 12191-HM8-000)

• Cylinder head cover gasket (valve cover)

• Valve stem seals

• Related O-rings and seals as required for complete top-end sealing

Note: This is a top-end gasket kit only. For complete engine rebuilding, additional components such as pistons, rings, and wrist pins may be required and are available separately from aftermarket suppliers .

Why Choose This Aftermarket Top End Gasket Kit?

• Direct-Fit Compatibility: Precision-engineered for Honda TRX250 Recon 2x4 models spanning 1997 through 2001, with verified fitment data from OEM parts diagrams .

• OEM Cross-Reference: Cross-references genuine Honda part numbers 12251-HM8-000 (cylinder head gasket) and 12191-HM8-000 (cylinder base gasket) for confident replacement .

• Proven Aftermarket Support: Multiple respected aftermarket brands manufacture compatible gasket kits:

  • Namura offers top-end gasket sets (Part No. NA-10025T) specifically for 1997-2001 TRX250 Recon models, featuring materials selected for quality and durability tested to manufacturer standards .

  • Dasbecan provides comprehensive top-end rebuild kits including all necessary gaskets, with positive customer reviews confirming perfect fit .

  • PANGOLIN supplies complete top-end kits with components engineered to meet or exceed original equipment standards .

  • OUMURS offers cylinder piston gasket kits with verified fitment for 1997-2001 Recon models .

• Premium Materials: Namura gaskets are composed of non-asbestos Nitrile Butadiene bonded cellulose fiber materials, which maintain tensile strength and torque retention in operating conditions over 300°F .

• Restores Compression: New head and base gaskets ensure proper cylinder sealing for optimal engine performance.

• Prevents Leaks: Complete sealing kit prevents oil seepage and maintains clean engine operation.

Installation Notes:

• Ensure all mating surfaces are clean and free from old gasket material before installation.

• Follow manufacturer torque specifications and tightening sequences for cylinder head bolts .

• Use new gaskets only—do not reuse old gaskets once removed.

• Check valve clearance after head installation and adjust if necessary.

• After installation, run the engine and check for any signs of leaks.

• For optimal results, consider replacing valve stem seals and other wear items during the top-end rebuild .

Why Upgrade?
Worn or damaged gaskets can cause compression loss, oil leaks, and contamination—leading to poor performance and potential engine damage. Restore your Honda TRX250 Recon engine's sealing integrity with this quality aftermarket top end gasket set, designed to keep you riding with confidence.

Order your top end gasket kit today and get back on the trail with confidence.