JE Pistons Chevrolet LS Gen III/IV Piston – 4.000 in. Bore – 1.115 in. CH, -5.00 CC Set of 1 311976R

JE Pistons Chevrolet LS Gen III/IV Piston – 4.000 in. Bore – 1.115 in. CH, -5.00 CC Set of 1

Looking to enhance your Chevrolet LS Gen III or IV engine? The JE Pistons 311976R is your go-to choice for performance and reliability. With over 75 years of expertise in forged racing pistons, JE Pistons has crafted a product that stands out in both durability and performance. Whether you’re hitting the dirt track or the drag strip, these pistons are engineered to help you achieve victory.

Key Features

< li >Premium Forged Construction: Crafted in the USA from 2618 aluminum, these pistons offer exceptional tensile strength, perfect for high-demand performance applications.

< li >Engine-Specific Design: Each piston is tailored for specific engine applications, ensuring optimized performance and durability.

< li >Proprietary Forged Side Relief (FSR): This innovative design minimizes friction and power loss, featuring a reduced skirt width and a shorter wrist pin for added weight savings.

< li >Skirt Coating: Depending on the application, the skirt coating reduces friction and wear, leading to quieter operation and enhanced durability.

< li >Accumulator Groove: This feature helps alleviate pressure from combustion gases, reducing ring flutter and improving ring seal for consistent power delivery.

< li >100% Made in the USA: Quality craftsmanship you can trust.

Specifications

< li >Piston Series: JE Pistons

< li >Cylinder Head: LS 12 DEG/15 DEG COMBO VR

< li >Bore Diameter: 4.000 inch

< li >Piston Head Type: Flat

< li >Compression Height: 1.115 inch

< li >Piston Volume: -5.00 CC

< li >Piston Material: 2618

< li >Piston Quantity: 1

< li >Forging Type: FSR

< li >Piston Orientation: Right

< li >Piston Average Weight: 381 GR

< li >Ring Set Included: No

< li >Top Compression Ring Thickness: 0.0480 inch

< li >Second Compression Ring Thickness: 0.0600 inch

< li >Wrist Pin Material: 5115 Low Carbon Steel, Case Hardened

< li >Wrist Pin Outer Diameter: 0.927 inch

< li >Wrist Pin Length: 2.250 inch

< li >Wrist Pin Wall Thickness: 0.150 inch

< li >Sold As: Set of 1

Fitment

The JE Pistons 311976R is specifically designed for Chevrolet LS Gen III and IV engines, ensuring a perfect fit and optimal performance for your build.

What Customers Are Saying

Customers rave about the JE Pistons 311976R, highlighting its impressive performance and reliability. Many have noted significant gains in power and efficiency after installation, making it a popular choice among enthusiasts and professionals alike.

Upgrade your engine with the JE Pistons 311976R and experience the difference in performance and reliability that comes from over seven decades of engineering excellence.

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