Auto Tec Pistons 1000711 Forged Large Dome 4.565 Bore, BB Chevy 573

Auto Tec pistons are manufactured on a forged side relief, 4032 low expansion, high silicon material excellent for street/strip applications. Auto Tec pistons piston offer standard features like broached pin oilers for increased wrist pin lubrication, accumulator grooves, pin fitting wrist pins, wire locks included and 990-2800-51-15C wall wrist pin included. Auto Tec pistons have CNC Machined ring grooves that accept 1.5, 1.5, 3mm rings (Rings Sold Separately)

Compression Ratio:

112cc 13.3:1

118cc 12.5:1

124cc 11.8:1
Note: These dome profiles will not fit Edelbrock Performer, Performer RPM or G.M. Signature Series cylinder heads. 572 Cubic inch crate engine.