Engines and Components› Pistons and Piston Rings

CP Pistons

CP Piston BRS BBC 24.9CC Dome 4.625 Bore 4.750 Stroke 6.700 Rod Set Of 8 (MTO Non-Cancel)

$1,068.90

SKU: C00A BBC5320-125

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Description

Part #: BBC5320-125

MIA's Description

Big Block Chevy 638, 4.625 Bore, 4.750 Stroke, 6.700 Rod, 1.120 Compression Height, 24.9cc Dome, Advertised Weight 660 Grams, Set of 8 Pistons and Rings Included. Normally Aspirated. CP-Carrillo Bullet pistons are designed specifically to fit big block Chevy Open chamber heads. Pistons are proudly made in the USA from 2618 forgings and come with 1/16 ductile moly top ring, 1/16 second ring, 3/16 oil ring and include .990 x 2.750 or .990 x 2.930 pins with a .180 wall standard. Compression ratio with 118cc heads: 13.5:1.

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Specifications

BrandCP Pistons
Part NumberC00A BBC5320-125

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Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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