Yamaha YXZ

BC5950

BC5950 - YAMAHA YXZ/SIDEWINDER (16-up) BILLET CRANKSHAFT (66.2mm STROKE)

These cranks are precision balanced if ordered as a BC stroker kit, bobweights required if using ...

These cranks are precision balanced if ordered as a BC stroker kit, bobweights required if using own piston and/or rod combo. 4340 billet crankshaft in stock stroke (66.2mm). MUST USE WITH SIDEWINDER OIL PUMP/SPROCKET. All cranks are stress relieved, shot peened, magna flux inspected and nitrided (multi step heat treatment) for ultimate performance. Fully profiled counterweights are designed for reduced windage through the crankcase creating less oil resistance for better rpm potential. These...

$ 2,200.00 $ 2,530.00

BC5951

BC5951 - YAMAHA YXZ/SIDEWINDER (16-up) BILLET CRANKSHAFT (71mm STROKE)

These cranks are precision balanced if ordered as a BC stroker kit, bobweights required if using...

These cranks are precision balanced if ordered as a BC stroker kit, bobweights required if using own piston and/or rod combo. 4340 billet crankshaft in +4.8mm stroke (71mm). MUST USE WITH SIDEWINDER OIL PUMP/SPROCKET. All cranks are stress relieved, shot peened, magna flux inspected and nitrided (multi step heat treatment) for ultimate performance. Fully profiled counterweights are designed for reduced windage through the crankcase creating less oil resistance for better rpm potential. These...

$ 2,325.00 $ 2,673.75

BC8805

BC8805 - Yamaha Sidewinder Oil Pump Drive Sprocket

Genuine Yamaha Sidewinder oil pump drive sprocket (#8KJ-1355-00) required for use on all BC Yamah...

Genuine Yamaha Sidewinder oil pump drive sprocket (#8KJ-1355-00) required for use on all BC Yamaha billet crankshafts. BC uses the Sidewinder 23 tooth timing gear design.

$ 42.00 $ 48.30

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