JE Pistons 454 BBC 33cc Dome - Set of 8 Pistons

SRP Professional pistons are the most advanced lightweight FSR forging that offers superior strength. SRP pistons are up to 20% lighter than traditional equivalent pistons. High-silicon 2618 aluminum alloy for reduced piston-to-wall clearance and quiet operation. Accumulator grooves for improved ring seal. Designed for normally aspirated or moderate forced induction nitrous engine applications. SRP professional pistons come standard with high-performance skirt coating and low drag performance piston rings. Hollow dome design fits most open chamber GM, Dart, and Brodix Heads. CNC machined domes with radiused valve reliefs provide optimum flame travel. Forced pin oiler for increased wrist pin lubrication. Pin fitting and double sprio locks (#990-042-CS) included. CNC Machined ring grooves accept 1/16, 1/16, 3/16mm rings (Rings Sold Separately). 990-2930-15-51S wrist pins (150 grams) included. Fits tall deck, when used with .400 long rods.