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Yamaha YXZ


BC5950

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

WARNING - These crankshafts do not come balanced, ready to install. Balancing is required for ope...

WARNING - These crankshafts do not come balanced, ready to install. Balancing is required for operation. Add $200 per crank for TPR precision balance, 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...

$ 2,200.00 $ 2,618.00


BC5951

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

WARNING - These crankshafts do not come balanced, ready to install. Balancing is required for ope...

WARNING - These crankshafts do not come balanced, ready to install. Balancing is required for operation. Add $200 per crank for TPR precision balance, 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 ...

$ 2,200.00 $ 2,618.00


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 $ 49.98