Product code: Harley ironhead sportster 1972-1985 .020 over piston shop rings kit 11-0210
Replica style shop 3-3/16" bore piston set has a 9:1 compression ratio and is oversize .020. Piston set alloy is cast in a permanent steel mold and includes rings.
Replica style shop 3-3/16" bore piston set has a 9:1 compression ratio and is oversize .020. Piston set alloy is cast in a permanent steel mold and includes rings.