Piston and Ring - PowerPak F/T - Forged - 4.040 in Bore - 1.0 x 1.0 x 2.0 mm Ring Grooves - Minus 5.00 cc - Small Block Chevy - Kit Brand-MAHLE PISTONS MPN 930203640 . **NOTE: Truck Freight NO
Proposition 65: These products may contain a chemical known to the state of California to cause cancer and birth defects or other reproductive harm. For more details visit https://www.p65warnings.ca.gov/