The CP-Carrillo Bullet series pistons for LS1, LS2, and LS3 engines with a 4.070-inch bore and 4.000-inch stroke are designed for high-performance applications. These pistons feature a dish top with a -27.4cc crown volume, resulting in a compression ratio of approximately 9.9:1 when paired with 70cc combustion chambers. They are made from 2618 aluminum forgings, ensuring durability and strength suitable for nitrous oxide, supercharged, or turbocharged setups. The pistons come with a premium ring set, including a 1.5mm steel gas nitride top ring, a 1.5mm Napier second ring, and a 3.0mm oil ring. Wrist pins measuring 0.927 inches in diameter and 2.250 inches in length are included. These pistons are compatible with 6.125-inch rod lengths and are engineered to withstand the demands of high-horsepower LS builds.
Features
Engine Compatibility: LS1, LS2, LS3
Bore Size: 4.070 inches
Stroke: 4.000 inches
Dish Volume: -27.4cc
Connecting Rod Length: 6.125 inches
Wrist Pin Diameter: 0.927 inches
Material: 2618 alloy for high strength and durability
Application: Ideal for forced induction or nitrous setups requiring lower compression ratios