Engines and Components› Pistons and Piston Rings

JE Pistons

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

$252.49

SKU: J001 377988L

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Ships by Jun 9
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Description

The JE Pistons 377988L is a forged piston designed for high-strength, lightweight performance. It features a 4.125-inch bore, a 3.800-inch crankshaft stroke, and a 6.000-inch rod length. This piston has a flat top design with a -4.5cc dome volume and is suitable for 13-degree cylinder heads from brands like All-Pro, Brodix, and Dart.

Fitment

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Specifications

BrandJE Pistons
Part NumberJ001 377988L

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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