Garage Buddy Engine Rebuild Kit Yamaha YZ250F 2005-2007 12.5:1 CR

Wiseco complete engine rebuild kit PWR140-101 for Yamaha YZ250F (2005-2007)

To restore the cylinder and bottom end of your Yamaha YZ250F (2005-2007), the Wiseco Garage Buddy engine overhaul kit PWR140-101 from RiMotoShop.com provides replacement parts matched to original factory clearances. This set eliminates individual part searches by combining the crankshaft and the piston for your Yamaha YZ250F.

This kit includes a Wiseco forged piston of 77,00 mm featuring a CNC-machined crown to match the valve pocket profiles of your Yamaha YZ250F (2005-2007). Paired with a high-strength cam chain, the piston maintains a 12.5:1 static compression ratio.

Technical components included in the PWR140-101 rebuild kit for Yamaha YZ250F comprise:

• Wiseco Crankshaft PWR140-101: complete pre-assembled and balanced crankshaft and connecting rod assembly for the crankcase of your Yamaha YZ250F (2005-2007).
• Forged Piston (PWR140-101): standard forged piston with 77,00 mm bore (12.5:1 compression ratio) complete with rings, wrist pin, and clips for Yamaha YZ250F.
• Timing Chain PWR140-101: silent, high-precision, and stretch-resistant cam chain for Yamaha YZ250F (2005-2007).
• Crankshaft Main Bearings PWR140-101: high-speed precision radial bearings calibrated for the case of your Yamaha YZ250F (2005-2007).
• Gaskets and Seals PWR140-101: complete gasket and seal kit including MLS head gasket, base gasket, oil seals, and valve stem seals (for 4T) for your Yamaha YZ250F.
• Wiseco Digital Hour Meter (PWR140-101): digital hour meter with mounting bracket to track service intervals of your Yamaha YZ250F.
• Assembly Lube (PWR140-101): flaccon of Maxima Assembly Lube for critical wear protection during first start-up of your Yamaha YZ250F (2005-2007).