Engines and Components› Pistons and Piston Rings

JE Pistons

JE Pistons MILWAUKEE 8- 4.020 /1.080 Piston Single

$299.99

SKU: J001 370248S

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Special Order
Ships in 4–6 weeks
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Non-Returnable Item
INSTALL DIFFICULTY
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Description

JE Pistons has a history in racing dating back to 1947 and is an industry leader in high-performance powersports forged racing pistons. JE proudly engineers, forges, and machines precision racing pistons for a wide range of powersports machines in-house in the USA. This is a single piston with a dome head type, made from 2618 material.

Fitment

Fitment Guaranteed

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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.

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Specifications

BrandJE Pistons
Part NumberJ001 370248S

Videos

Piston & Cylinder Install Milwaukee 8 Engine Build M8 128 Part 4

Piston & Cylinder Install Milwaukee 8 Engine Build M8 128 Part 4
124CI Installing Cylinders & Pistons | Shop Talk Episode 21

124CI Installing Cylinders & Pistons | Shop Talk Episode 21
Build Project 1: Harley-Davidson M8 107 to 124 Part 2: Engine Assembly

Build Project 1: Harley-Davidson M8 107 to 124 Part 2: Engine Assembly
Questionable Harley Design = Undesirable Results

Questionable Harley Design = Undesirable Results

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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