What material are these pistons made from and why is it important?

These pistons are forged from 2618 aluminum. This material is chosen for its high tensile strength, which is necessary to withstand the high pressures and temperatures found in performance engines.

What is the Forged Side Relief (FSR) design?

The FSR design is a proprietary forging from JE Pistons. It helps reduce friction and power loss by using a narrower skirt and a shorter wrist pin, which also contributes to saving weight.

Are these pistons compatible with all 4.6L engines?

This specific piston set is designed for the 4.6 2V engine configuration. It is important to verify your engine's specific model and year to ensure compatibility, as variations exist.

JE Pistons 4.6 2V MOD STRKR 8.5:1 Piston Set 314574

Name: JE Pistons 4.6 2V MOD STRKR 8.5:1 Set of 8 Pistons
Brand: JE Pistons
SKU: je-pistons-je-pistons-4-6-2v-mod-strkr-8-5-1-set-of-8-pistons-t14-296464
Price: 950.07 USD
Availability: BackOrder

JE Pistons 4.6 2V MOD STRKR 8.5:1 Set of 8 Pistons

$950.07

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, known for forged racing pistons, offers the 4.6 2V MOD STRKR 8.5:1 piston set. Engineered for durability and performance in high-demand applications.

Key Features

Fits 4.6 2V engines.
Set includes 8 forged pistons.
Features JE Pistons' proprietary Forged Side Relief (FSR) design to minimize friction and power loss.
Constructed from 2618 aluminum for high tensile strength in performance applications.
Designed specifically for each engine and use application for optimized performance and durability.
Made 100% in the USA.

This piston set is designed for 4.6 2V engines. It is not CARB approved and cannot be shipped to California.

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Product Details

JE Pistons has been a leader in forged racing pistons for over 75 years, and they apply that experience to their domestic engine components. This set of 8 JE Pistons 4.6 2V MOD STRKR pistons is designed for high-demand performance applications, offering a balance of durability and power. They are forged and machined entirely in the USA, ensuring a well-built product for your engine build.

These pistons are constructed from 2618 aluminum, a material chosen for its high tensile strength, which is crucial for engines under significant stress. The set features a proprietary Forged Side Relief (FSR) forging design. This design helps minimize friction and power loss by reducing skirt width and using a shorter wrist pin, which also saves weight. Depending on the specific application, these pistons may also include an accumulator groove to help manage combustion gas pressure, reducing ring flutter and improving ring seal for 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.

This set is designed specifically for the 4.6 2V engine application, aiming for optimized performance and durability. Please note that these pistons are not CARB approved and cannot be shipped to California. They are designed for performance builds and are a solid option for those looking to upgrade their engine's internal components.