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 Accepts 22MM x 1

Accepts 22MM x 1

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

Twist-Lock Cap

valving will only allow the Accusump to discharge oil when the engine's oil pressure drops below a predetermined level and only refill when the pressure rises above that level

Recommended LT Dipstick & Dipstick Tube - GM p/n's 12658475 & 12661062

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 Accepts 22MM x 1Product 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