Icon Premium Forged Piston Kit - Includes Rings - 4.030" Bore - 1.2 x 1.2 x 3.0 mm Ring Groove - Minus 20.0 cc - GM LS-Series YA0865G high eccentricity to account for

high eccentricity to account for bore distortion and reduced overlay thickness to prevent fatigue

The E3 prototypes we tested outlasted all non-platinum spark plug in longevity even though they were made from mild steel

length and features a stainless steel outer sleeve

Twist-Lock Cap

Icon Premium Forged Piston Kit - Includes Rings - 4.030" Bore - 1.2 x 1.2 x 3.0 mm Ring Groove - Minus 20.0 cc - GM LS-Series YA0865G high eccentricity to account forProduct Description: Piston and Ring Premium Forged Forged 4. 030 in Bore 1. 2 x 1. 2 x 3. 0 mm Ring Groove Minus 20. 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