JE Pistons Chevrolet Big Block Piston – 4.600 in. Bore – 1.270 in. CH, 44.00 CC Set of 1 312688S

JE Pistons Chevrolet Big Block Piston – 4.600 in. Bore – 1.270 in. CH, 44.00 CC (Part Number: 312688S)

If you’re looking to boost your Chevrolet Big Block engine’s performance, the JE Pistons Chevrolet Big Block Piston is an excellent choice. With over 75 years of experience, JE Pistons has mastered the art of crafting premium forged pistons, ensuring that your engine receives the durability and performance it deserves. Each piston is engineered, forged, and machined right here in the USA, tailored specifically for your engine’s needs.

Why Choose JE Pistons?

When it comes to racing and high-performance applications, JE Pistons is a name you can trust. Their products have proven themselves time and again on dirt tracks and drag strips, making them a favorite among racers and enthusiasts alike. The 312688S piston is designed to deliver exceptional performance while withstanding the rigors of demanding conditions.

Key Features

< li >High-Strength Material: Made from 2618 aluminum, which provides the high tensile strength needed for intense performance applications.

< li >Optimized Design: Each piston is specifically designed for its intended engine and application, ensuring maximum durability and performance.

< li >Proprietary Forged Side Relief (FSR): This unique design minimizes friction and power loss with a reduced skirt width, while also saving weight with a shorter wrist pin.

< li >Skirt Coating: Depending on the application, a special coating helps reduce friction and wear, leading to quieter operation.

< li >Accumulator Groove: This feature, available in certain applications, helps alleviate pressure from combustion gases, enhancing ring seal for consistent power output.

< li >100% Made in the USA: You can trust the quality and craftsmanship that comes with American manufacturing.

Specifications

< li >Piston Series: JE Pistons

< li >Cylinder Head: Open Chamber

< li >Bore Diameter: 4.600 inches

< li >Piston Head Type: Dome

< li >Compression Height: 1.270 inches

< li >Piston Volume: 44.00 CC

< li >Piston Material: 2618

< li >Piston Quantity: 1

< li >Forging Type: Round

< li >Piston Average Weight: 704 grams

< li >Ring Set Included: No

< li >Top Compression Ring Thickness: 0.0435 inches

< li >Second Compression Ring Thickness: 0.0640 inches

< li >Oil Ring Thickness: 0.218 inches

< li >Wrist Pin Outer Diameter: 0.990 inches

< li >Wrist Pin Length: 2.930 inches

< li >Wrist Pin Wall Thickness: 0.180 inches

< li >Sold As: Set of 1

Customer Reviews

Customers have praised the 312688S piston for its robust construction and performance gains. Many users report improved throttle response and overall engine efficiency, making it a top choice for both street and race applications. The durability of these pistons has also been highlighted, with several reviews noting their resilience under extreme conditions.

Upgrade your Chevrolet Big Block engine with the JE Pistons Chevrolet Big Block Piston and feel the difference in performance and reliability!

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