Icon Premium Forged Piston Set - 4.020" Bore - 1.2 x 1.2 x 3.0 mm Ring Groove - Minus 4.0 cc - GM LS-Series (Set of 8) 20040010 1991-2000 GMC C3500HD

1991-2000 GMC C3500HD

31mm Adapter

1989-1997 Ford Thunderbird

and LS engines

Icon Premium Forged Piston Set - 4.020" Bore - 1.2 x 1.2 x 3.0 mm Ring Groove - Minus 4.0 cc - GM LS-Series (Set of 8) 20040010 1991-2000 GMC C3500HDProduct Description: Piston Premium Forged Forged 4. 020 in Bore 1. 2 x 1. 2 x 3. 0 mm Ring Groove Minus 4. 00 cc GM LS Series Set of 8 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