Specification

Type：Engine Rebuild Kit

Displacement：397cc

Bore Type：Stanard Bore

Bore Size：STD 85mm

Stroke：70mm

Pin Diameter：20mm

OEM Part Numbers

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

Fitment

Fit For Honda TRX400EX Sportrax 1999-2008

Fit For Honda TRX400X 2009-2014

Fit For Honda XR400R 1996-2004

Package (As Photos)

1 x Cylinder

1 x Piston(STD)

1 x Piston Ring Set

1 x Wristpin

1 x Cylinder Base Gasket

1 x Cylinder Head Gasket

1 x Cylinder Head Cover Gasket

1 x Chain Tensioner Gasket

1 x Starter Cover Gasket

1 x Oil Pump Gasket

2 x Exhaust Gaskets

1 x Intake Manifold O-Ring (45x2.5)

5 x O-Rings (1.5x9.5)

4 x O-Rings (35.5x3)

6 x Valve Stem Seals