Product Overview
This complete top end rebuild kit is the ideal solution for engines with low compression, cylinder damage, or piston seizure.
Includes everything shown: cylinder, piston, rings, pin, clips, and top end gasket kit.
Piston is anodized for superior heat resistance and longer lifespan.
Gaskets are made from performance-grade materials to enhance sealing durability and reliability.
All gaskets pictured are included to rebuild the top end.
Kit is designed for standard size: 85.00mm bore x 70.00mm stroke with a 20mm steel piston pin.
A cost-effective replacement for defects in the original cylinder.
All components are bolt-on ready for a hassle-free installation.
Specifications:
Condition: Aftermarket 100% Brand New
Quantity: 1 Set
Material: Aluminum
Displacement: 397cc
Bore Type: Stanard Bore
Bore Size: STD 85mm
Stroke: 70mm
Pin Diameter: 20mm
Replacement Part Number:
Cylinder: 12100-KCY-670, 12100-HN1-A70
Cylinder Base Gasket: 12191-KCY-671, 12191-HN1-A71
Cylinder Head Gasket: 12251-HN1-003, 12251-HN1-A41
Cylinder Head Cover Gasket: 12391-KCY-671
Starter Cover Gasket: 11377-HN1-010
Oil Pump Gasket: 15151-KCY-671
Tensioner Gasket: 14560-KCW-851
Piston (Std): 13101-KCY-670
Pin, piston: 13111-KCY-670
Ring Set, piston: 13011-KCY-670
Circlips, piston(1.2x20): 90601-KA5-000
O-Ring(1.5x9.5): 91306-MG3-000
O-Ring(35.5x3): 91301-428-003
Exhaust Gasket: 18291-MN5-650
Intake Manifold O-ring(45x2.5): 91303-397-000
Valve Stem Seal: 12209-KL4-005
Compatibility:
Fit for Honda TRX400EX Sportrax 1999-2008
Fit for Honda TRX400X 2009-2014
Fit for Honda XR400R 1996-2004
(Compatibility Chart is for Reference ONLY!!!)
(Please Compare with Your faulty unit and the image we provided to Decide Fitment)
Package List:
1x Cylinder
1x Piston(STD)
1x Piston ring set
1x Wristpin
1x Circlip(2)
1x Cylinder base gasket
1x Cylinder head gasket
1x Cylinder head cover gasket
1x Chain tensioner gasket
1x Starter cover gasket
1x Oil pump gasket
2x Exhaust gaskets
1x Intake manifold O-ring(45x2.5)
5x O-Rings(1.5x9.5)
4x O-Rings(35.5x3)
8x Valve stem seals
Notes:
Carefully compare to your old parts to be sure this is the correct part for your machine.
The product on offer is an accessory or spare part and thus is not an original product of the vehicle manufacturer.
The name of the vehicle manufacturer is stated only as an indication of the determination of the product being offered as an accessory or spare part, to clarify, for which vehicle the product on offer Fits.
Delivery:
Free Shipping on all orders
Estimated Shipping Time: 3-8 working days
Secure Packaging: Waterproof and protective to ensure safe delivery
Warranty:
Premium Quality: Durable materials and precision manufacturing
1-Year Warranty for peace of mind
Return Policy: Items can be returned within 30 days of receipt
24/7 Customer Support: Our team is available to assist you around the clock
Additional Content:
No Sales Tax: Enjoy tax-free shopping!
