Engines and Components› Pistons and Piston Rings

JE Pistons

LS ASYM DISH/INV DM

$226.10

SKU: J001 312040L

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Description

The JE Pistons 312040L is a forged piston designed for high-performance engines. It features an inverted dome/dish piston type and includes 2-valve reliefs. This piston has a bore of 4.005 inches and a compression height of 1.115 inches.

Fitment

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Specifications

BrandJE Pistons
Part NumberJ001 312040L

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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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