Engines and Components› Pistons and Piston Rings

JE Pistons

360 SPRINT CAR ASCS-4.125/.927/14.5

$252.49

SKU: J001 378090L

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In Stock
Ships by Jun 10
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Description

The JE Pistons 378090L is a single, dome piston designed for high-performance applications. It features a 4.125-inch bore diameter, a 1.335-inch compression height, and a 0.927-inch pin diameter. Constructed from 2618 material, this piston is engineered for Chevrolet Small Block engines, specifically noted for 360 Sprint Car ASCS applications.

JE Pistons is a recognized leader in forged racing pistons, leveraging over 70 years of experience. Their pistons are designed, forged, and machined in-house, ensuring control over the entire manufacturing process. This commitment to quality and in-house production allows for the integration of premium racing features.

Fitment

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Specifications

BrandJE Pistons
Part NumberJ001 378090L

Buy with Confidence

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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