Garage Buddy Engine Rebuild Kit Yamaha YZ450F 2003-2005 12.5:1 CR

Wiseco complete engine rebuild kit PWR139-100 for Yamaha YZ450F (2003-2005)

The Wiseco Garage Buddy complete engine repair kit PWR139-100, featured on RiMotoShop.com, is specifically configured for extraordinary maintenance of the engine on your Yamaha YZ450F (2003-2005). Assembly of this coordinated set ensures precise fit to restore case pressure on your Yamaha YZ450F.

This kit includes a Wiseco forged piston of 95,00 mm featuring a CNC-machined crown to match the valve pocket profiles of your Yamaha YZ450F (2003-2005). Paired with a high-strength cam chain, the piston maintains a 12.5:1 static compression ratio.

Technical components included in the PWR139-100 rebuild kit for Yamaha YZ450F comprise:

• Wiseco Crankshaft PWR139-100: complete pre-assembled and balanced crankshaft and connecting rod assembly for the crankcase of your Yamaha YZ450F (2003-2005).
• Forged Piston (PWR139-100): standard forged piston with 95,00 mm bore (12.5:1 compression ratio) complete with rings, wrist pin, and clips for Yamaha YZ450F.
• Timing Chain PWR139-100: silent, high-precision, and stretch-resistant cam chain for Yamaha YZ450F (2003-2005).
• Crankshaft Main Bearings PWR139-100: high-speed precision radial bearings calibrated for the case of your Yamaha YZ450F (2003-2005).
• Gaskets and Seals PWR139-100: complete gasket and seal kit including MLS head gasket, base gasket, oil seals, and valve stem seals (for 4T) for your Yamaha YZ450F.
• Wiseco Digital Hour Meter (PWR139-100): digital hour meter with mounting bracket to track service intervals of your Yamaha YZ450F.
• Assembly Lube (PWR139-100): flaccon of Maxima Assembly Lube for critical wear protection during first start-up of your Yamaha YZ450F (2003-2005).