S&S Cycle 320-0475 3-Piece Flywheel for 124ci. S&S Twin Cam - 4-5/8in. Stroke fuel-air-reeds-reed-valves 2012-2013 Arctic Cat Prowler XT

2012-2013 Arctic Cat Prowler XT 550i

Bolt-on kit

Exhaust Lift (mm): 9

1987-1995 Yamaha YFM350FW Big Bear 4x4

1995-1996 Arctic Cat EXT Powder Special

S&S Cycle 320-0475 3-Piece Flywheel for 124ci. S&S Twin Cam - 4-5/8in. Stroke fuel-air-reeds-reed-valves 2012-2013 Arctic Cat Prowler XTWithout Sproket 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 piston oiler set #31 2026. 07 up stock