What is the purpose of the Forged Side Relief (FSR) design?

The FSR design helps minimize friction and power loss by reducing the piston skirt width and using a shorter wrist pin. This also contributes to saving weight on the piston assembly.

Are these pistons compatible with all Small Block Chevrolet engines?

These pistons are designed specifically for Small Block Chevrolet engines with a 4.030 inch bore. It's always recommended to verify compatibility with your specific engine build and application details.

What does it mean that these pistons are not CARB approved?

CARB (California Air Resources Board) approval is required for certain emissions-related parts sold in California. Since these pistons are not CARB approved, they cannot be legally shipped to California addresses.

JE Pistons SBC Forged Piston Set 253732

Name: JE Pistons NASCAR CANADA SBC Set of 8 Pistons
Brand: JE Pistons
SKU: je-pistons-je-pistons-nascar-canada-sbc-set-of-8-pistons-t14-295603
Price: 1052.79 USD
Availability: BackOrder

JE Pistons NASCAR CANADA SBC Set of 8 Pistons

$1052.79

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

JE Pistons SBC forged piston set for 4.030" bore. Made in the USA from 2618 aluminum for high-demand performance.

Key Features

This set includes eight pistons designed for Chevrolet Small Block engines.
Each piston has a 4.030 inch bore and an inverted dome/dish design.
They utilize a 1.550 inch compression distance and a 0.927 inch pin diameter.
Constructed from 2618 aluminum, yielding high tensile strength for high-demand performance applications.
Features a proprietary Forged Side Relief (FSR) forging design that minimizes friction and power loss.
Includes an accumulator groove (depending on application) to reduce combustion gas pressure and improve ring seal.

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Product Details

These JE Pistons NASCAR CANADA SBC piston sets are forged from 2618 aluminum, a material chosen for its high tensile strength, which is crucial for engines operating under demanding performance conditions. Each piston in this set of eight is designed with a 4.030-inch bore, an inverted dome/dish, a 1.550-inch compression distance, and a 0.927-inch pin diameter, making them a solid choice for rebuilding or upgrading your Small Block Chevrolet engine.

JE Pistons brings over 75 years of experience to their forged racing pistons, and these are no exception. They feature a proprietary Forged Side Relief (FSR) design, which helps minimize friction and power loss by reducing skirt width and using a shorter wrist pin, saving weight in the process. Depending on the specific application, some sets may include an accumulator groove to reduce combustion gas pressure, preventing ring flutter and improving ring seal for more consistent power delivery. Additionally, a skirt coating, if included for your application, further reduces friction and wear on the piston skirts and cylinder walls, contributing to quieter operation and longer life.

Every component in this set is manufactured 100% in the USA, ensuring a high level of quality control. These pistons are specifically designed for the Chevrolet Small Block engine and its intended use, aiming for an optimized balance of performance and durability. Please note that this part is not CARB approved and cannot be shipped to California.