Engines and Components› Pistons and Piston Rings

JE Pistons

AC/HON B 4V DOME +8.25 STRUT 8600XX

$240.96

SKU: J001 6594M86

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Special Order
Ships in 4–6 weeks
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

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Description

The JE Pistons 6594M86 is a high-performance engine piston designed for demanding applications. Engineered, forged, and machined in the USA from 2618 aluminum alloy, these pistons offer improved tensile strength for durability under severe duty. They feature an ArmorGlide skirt coating for reduced friction and quieter operation, along with fully machined crowns and precision ring grooves for enhanced sealing.

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 6594M86

Videos

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Piston Coatings 101: Which is the Right One for You?
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Introducing the Strongest Pistons in Powersports | JE Ultra Series
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Which SRP Piston is Right for You?
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JE Ultra Series: Feature-Rich, Power-Ready Pistons off the Shelf
Which Forged Pistons Are Right For Your Build? | 🏁 Fast Facts

Which Forged Pistons Are Right For Your Build? | 🏁 Fast Facts
JE Pistons Powersports "Pro Series" Overview

JE Pistons Powersports "Pro Series" Overview
JE Pistons New Asymmetric Piston Design - SEMA 2011

JE Pistons New Asymmetric Piston Design - SEMA 2011
StreetLegalTV.com-JE Pistons with their latest LS series

StreetLegalTV.com-JE Pistons with their latest LS series
Why Forged Pistons Are BETTER Than Cast | JE Ultra Series Pistons [TECH TALK]

Why Forged Pistons Are BETTER Than Cast | JE Ultra Series Pistons [TECH TALK]

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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