Engines and Components› Pistons and Piston Rings

JE Pistons

13 SBC 400-4.130/.927/-4.5CC

$252.49

SKU: J001 377997L

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Ships by Jun 9
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Description

The JE Pistons 377997L is a set of forged pistons designed for performance applications. These pistons feature a flat top design with a -4.5cc volume. They have a bore size of 4.130 inches, a stroke of 3.750 inches, and a rod length of 6.000 inches.

Constructed from 2618 forged material, these pistons are built for durability and high-strength operation. They include accumulator grooves, double pin oilers, and come with round wire locks and wrist pins. The piston ring size is .043in / .043in / 3.0mm, though the ring package is not included.

Fitment

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Specifications

BrandJE Pistons
Part NumberJ001 377997L

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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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