JE Pistons CHRYSLER TOP FUEL Set of 8 Pistons - 207487

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.

Features & Benefits

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

Specifications: Piston Set, 2618, Flat Top, 4.187 Bore, 1.660 CD, 1.156 Pin, Set of 8.

JE designs are specifically engineered for extreme upplications up to, and including, professional competition

Detailed Specifications

• Intake Depth: .485 in.
• 2nd Groove Width: 0.066 in.
• Second Compression Ring Thickness: 0.0660 in.
• Top Compression Ring Thickness: 0.0750 in.
• Top Groove Width: 0.07500 in.
• Oil Ring Thickness: 0.19 in.
• Oil Groove Width: 0.19000 in.
• Intake Diameter: 2.500 in.
• Wrist Pin Length: 3.900 in.
• Intake Angle: 34.5
• Cylinder Head: 426 Hemi
• Piston Average Weight: 799 g
• Piston Quantity: 8
• Forging Type: Round
• Engine: Top Fuel
• Pin Fit: Yes