Engines and Components› Pistons and Piston Rings

JE Pistons

SRP PRO 2618 BIG BORE 5.3 LS

$211.10

SKU: J001 366445S

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Description

The JE Pistons 366445S is a single engine piston from the SRP Pro 2618 line. It is constructed from 2618 forged aluminum for high tensile strength.

This piston features an inverted dome/dish design and has a 3.898-inch bore. It includes a 0.927-inch pin and is sold individually. The piston is made 100% in the USA.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandJE Pistons
Part NumberJ001 366445S

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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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