S&S Cycle 320-0355 3-Piece Flywheel - 4-3/8in. helmets-modular-helmets Engineered IRCOOLTECH treatment for optimized

Engineered IRCOOLTECH treatment for optimized body temperature control

Spacers attach between the bottom of the lower bracket and the bottom of the spring on vehicles with a 2 in

Compatible with the Alpinestars Tech Air air bag system

B noninsulated 8-20 awg

S&S Cycle 320-0355 3-Piece Flywheel - 4-3/8in. helmets-modular-helmets Engineered IRCOOLTECH treatment for optimizedVast 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 rod length is 7. 659in..