Piston and Ring - Pro Tru Street - Dome - Forged - 4.310 in Bore - 1/16 x 1/16 x 3/16 in Ring Grooves - Plus 21.00 cc - Big Block Chevy - Kit Brand-WISECO-PRO TRU MPN PTS522A6 . **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/
