CHEVROLET SMALL BLOCK 4.040 BORE0.927 PINFLATTOP1.550 CDPISTON SET/8

SRP Professional pistons feature advanced lightweight FSR forging for superior strength, making them up to 20% lighter than traditional equivalent pistons. They are crafted from high-silicon 2618 aluminum alloy for reduced piston-to-wall clearance and quiet operation. Key features include accumulator grooves for improved ring seal, high-performance skirt coating, and low-drag performance piston rings. These pistons are designed as a competition two-barrel piston for optimum "off-the-corner" acceleration and include forced pin oiling for increased wrist pin lubrication. Pin fitting and round wire locks are included. Designed for Chevrolet 350 Small Block engines with 4.040" bore, 3.480"/3.500" stroke, and 5.700" rod length.