Icon Premium Forged Piston Kit - Includes Rings - 4.030" Bore - 1.2 x 1.2 x 3.0 mm Ring Groove - Minus 15.0 cc - GM LS-Series YA0828KARTMM13 This bracket bolts to the

This bracket bolts to the front of the block and water pump boss

1961-1970 Pontiac Tempest

BR40 Break-In

Oval Slim 9

6 AN Female Return

Icon Premium Forged Piston Kit - Includes Rings - 4.030" Bore - 1.2 x 1.2 x 3.0 mm Ring Groove - Minus 15.0 cc - GM LS-Series YA0828KARTMM13 This bracket bolts to theProduct Description: Piston and Ring Premium Forged Forged 4. 030 in Bore 1. 2 x 1. 2 x 3. 0 mm Ring Groove Minus 15. 00 cc GM LS Series Icon Pistons brings the same quality and performance you've come to expect from United Engine brands. ICON forgings are created at our in house facility, utilizing the latest innovations in piston forging technology. Each ICON piston is purpose built from the ground up for extreme high performance street or racing