JE SRP forged single piston for Small Block Chevrolet, 4.040 in bore with a 1.125 in compression height, engineered for mild to moderate performance builds. Crafted from 4032 aluminum to control thermal expansion, the piston balances strength and weight for reliable street/strip use, includes features that support pin lubrication, and is made in the USA.
JE Pistons Chevrolet Small Block 4.040in Bore 1.125in CH -5.00 CC Piston - Single