Engines and Components› Pistons and Piston Rings

JE Pistons

13 SBC 400-4.125/.927/-4.5CC

$252.49

SKU: J001 377996R

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Ships by Jun 9
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Description

The JE Pistons 377996R is a forged piston designed for high-strength, lightweight performance. This piston features a flat top with a -4.5cc dish, a 4.125-inch bore size, and a 3.750-inch crankshaft stroke, with a rod length of 6.000 inches.

This piston set is designed to accommodate All-Pro, Brodix, and Dart 13-degree heads. It includes accumulator grooves, double pin oilers, round wire locks, and wrist pins. The ring package size is .043in, .043in, and 3.0mm, but the rings are not included.

Fitment

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Specifications

BrandJE Pistons
Part NumberJ001 377996R

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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