Icon FHR Forged Piston Set - 4.000" Bore - 1.5 x 1.5 x 3.3 mm Ring Groove - Minus 2.9 cc - GM LS-Series (Set of 8) H760C01 but will fit inside any

but will fit inside any bracket that is 7

688 in Deep

Magnum studs are best for street performance applications

For 2-speed Powerglide Transmissions

and other poly-lock style rocker assemblies

Icon FHR Forged Piston Set - 4.000" Bore - 1.5 x 1.5 x 3.3 mm Ring Groove - Minus 2.9 cc - GM LS-Series (Set of 8) H760C01 but will fit inside anyProduct Description: Piston FHR Forged 4. 000 in Bore 1. 5 x 1. 5 x 3. 0 mm Ring Groove Minus 3. 30 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 applications.