YZ250 complete engine rebuild kit - This kit has all the best parts placed together so you get all the right parts at a price great - No worries about what working out what parts you require - grab this kit do it right in one hit! Easy as..

All parts are of the highest quality standards that meet or exceed those of genuine.

Kit includes:

Piston Kit Wossner

Piston rings - nitride coated or chrome - plated

Fully case - hardened wrist pin.

Circlips.

Crankshaft Crankworx

Factory assembled and trued to genuine specifications - Crankworx cranks will surpass the genuine in performance and durability.

Double forged conrod - Double machined top end rod - for better lubrication and cooling

Includes small end bearing

Main Crankcase Bearings NTN (2 of)

Made to exact genuine specifications

Complete Gasket / O - ring Set

Pro - Seal Race Series

Viton inner & outer cylinder head o - rings.

Base gasket

Vition exhaust pipe o - rings

Water pump gasket

Power valve gasket

Reed block gasket

All Lower crankcase gaskets.

Clutch & flywheel cover gaskets.

Engine Seal Kit

2x crankshaft main seals - left & right.

Water pump seals or seal.

Main counter - shaft drive seal (sprocket shaft seal).

Kick - start seal.

Gear shifter seal.

Clutch lever seal.

Image is generic and may differ slightly to parts supplied.

Fits:

Yamaha YZ250 2003 - 2026
Yamaha YZ250X 2016 - 2026