Brinn Steel Flywheel - HTD - Chevy - (Two Piece Crank Shaft Seal) - 4.34 lbs. 91601 Popular stock position front shock

Popular stock position front shock on many 1955-96 GM mid/ full Sized cars and trucks

375 in Diameter

the SB004 is cold formed to better resist torsional fatigue and retain its "memory" far longer than the hot-formed bars used by many competitors

40 Durometer

Brinn Steel Flywheel - HTD - Chevy - (Two Piece Crank Shaft Seal) - 4.34 lbs. 91601 Popular stock position front shockSteel Flywheel Assembly (two piece crank shaft seal) 4. 34 pounds. Features: Steel flywheels are made from through hardened, 4140 steel for increased strength and durability Aluminum flywheels and drive flanges are made from aircraft grade 7075 aluminum Aluminum flywheels are hard anodized All flywheels and drive flanges have a SAE 10 tooth internal spline All flywheels feature an integral pulley for 8M 20 HTD timing belts All flywheels have 65 teeth