Engines and Components› Pistons and Piston Rings

JE Pistons

BBC .470 DOME

$226.10

SKU: J001 258222S

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Description

The JE Pistons 258222S is a set of forged pistons designed for big block engines. These pistons feature a dome top and an open chamber design, with a bore size of 4.625 inches. They are compatible with forced induction, nitrous, and angle milled heads, and their valve reliefs accommodate oversized valves and aggressive camshafts.

Constructed from 2618 forged aluminum, these pistons are built for high performance. They include precision CNC-machined ring grooves for 1/16, 1/16, 3/16 rings and will fit both open and closed chamber cylinder heads. The set includes pin #990-2930-18-51S (174g), double spiral locks, and oil rail supports.

Fitment

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Specifications

BrandJE Pistons
Part NumberJ001 258222S

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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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