S&S Cycle 320-0469 3-Piece Flywheel for 124ci. S&S Twin Cam - 4-5/8in. Stroke fuel-air-intake-kits 1996-1998 Yamaha YFM350U Big Bear

1996-1998 Yamaha YFM350U Big Bear 2x4

2012-2014 Arctic Cat Bearcat Z1 XT GS

Adjustable

piston which results in the same piston to head clearance in both engines

S&S Cycle 320-0469 3-Piece Flywheel for 124ci. S&S Twin Cam - 4-5/8in. Stroke fuel-air-intake-kits 1996-1998 Yamaha YFM350U Big BearFor use with S&S 124 Engine. Without Sprocket Shaft Bearing Race Vast improvement over stock flywheels which shift out of true under heavy load. Heat treated 4140 material is 114% stronger than stock, eliminates thrust washer. Larger 1. 671in. crankpin, increased cross sectional area for increased crank pin clamping force. No welding required. Integral mainshafts, truer flywheels and less vibration. Notes: Strokes longer than stock will require S&S