Street. Track. Everything between.
07 3276 7829
Your garage Find parts for your vehicle Select year, make and model to narrow your search.

JE Pistons 321239L Pistons, Single - GM LS1 FT 6.098 ROD

SKU: JEP321239L

Pistons

JE Pistons 321239L Pistons, Single - GM LS1 FT 6.098 ROD

SKU: JEP321239L

Pistons
A$484.99
IN STOCK! Est Ship 3-7 Days days. In stock at 1 location (only 1 available)

Added to cart

We accept
American Express
Mastercard
Visa
PayPal Checkout
Direct Deposit
Afterpay
Apple Pay
Google Pay
Zip Pay

Description

Piston

As the leader in forged racing pistons, JE Pistons has applied over 75 years of experience to its wide range of premium forged pistons for domestic applications. Engineered, forged and machined 100% in the USA, JE Pistons are designed for each specific engine and racing application to provide the ultimate combination of durability and performance. From dirt track to drag strip, JE Pistons? performance is proven in victory lane time and time again. Equip your engine with the best in forged pistons.

Additional Information

JE, Chevrolet, LS Gen III/IV, 3.898 in. Bore, 1.340 CD, Flat Top, Left Piston

Application Summary

Chevrolet LS1

Part Type

Engine Piston

Data: v4.2 - Upd: 2026-11-08 05:18:37

Features

  • Forged in the USA using 2618 aluminum, yielding high tensile strength needed for high-demand performance applicationsDesigned specifically for each engine and use application to provide optimized performance durabilityProprietary Forged Side Relief (FSR) forging design minimizes friction and power loss with reduced skirt width and saves additional weight with a shorter wrist pinSkirt coating (depending on application) reduces friction and wear on piston skirts and cylinder walls while simultaneously reducing operating noiseAccumulator groove (depending on application) helps reduce pressure from combustion gases, reducing ring fluttering and improving ring seal for consistent powerMade 100% in the USA

Data: v2 - Desc: v4.2 - Upd: 2026-11-08 04:08:26

Note for Pistons, Rings, Rotors, Rods and engine internals

Unless otherwise specified, some brands supply brake rotors, pistons, strut mounts, rods and rings separately. In some cases, titles may indicate plural, or 'set' - eg the term “ring set” often refers to the rings for a single piston only. If you’re unsure about what’s included with this product, please contact our team for clarification.

(keyword: pistons)

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s JE Pistons
StreetFX SKU jep321239L
SFX Item ID 4803955
Accounting SKU jep-321239L
Manufacturer SKU 321239L
Manufacturer UPC 193564200747
Alternative References 321239L, JEP-321239L

Pistons, Single - GM LS1 FT 6.098 ROD

Product Attributes
BrandJE Pistons
Manufacturer's Part Number321239L
Part TypePistons
UPC193564200747
Piston Rings IncludedNo
Bore (in.)3.898 in.
Bore (mm)99.001mm
Stroke3.622 in.
Engine Stroke TypeStock
Actual Engine Displacement5.7L/346
Rod Length6.098 in.
Piston StyleFlat top, with two valve reliefs
Piston MaterialForged aluminum
Compression Height (in.)1.340 in.
Piston Head Volume (cc)+2.00cc
Wrist Pin StylePress-fit or floating
Wrist Pin Retainers IncludedYes
Wrist Pin IncludedYes
Pin Diameter (in.)0.945 in.
Piston Ring Thickness1.50mm x 1.50mm x 3.00mm
File FitNo
GaplessNo
Top Ring Thickness1.5mm
Second Ring Thickness1.5mm
Oil Ring Thickness3.0mm
RemanufacturedNo
QuantitySold individually.
NotesFor the left side of the engine. Made from 2618 alloy forged aluminum.
Special AttentionDesigned to work with LSX/L92 12-degree cylinder heads.

Compatibility

Loading compatibility information...

Keep shopping

More from JE Pistons