The JE Pistons 213123 forged dome piston set is engineered for Small Block Chevy 400 engines using 18-degree cylinder heads and features 2618 aluminum construction for maximum strength in high-demand performance applications. Each piston is forged, machined, and finished in the USA and designed to deliver consistent sealing, durability, and stability at elevated RPM.

JE Pistons 213123 Includes:

• Forged pistons (set of 8)
• Wrist pins
• Pin locks

JE Pistons 213123 Features:

• Dome crown geometry engineered for 18-degree Small Block Chevy cylinder heads
• Forged 2618 aluminum construction for high tensile strength under demanding conditions
• Round forging design with optimized skirt width for reduced friction and improved stability
• Proprietary FSR (Forged Side Relief) forging reduces mass and minimizes power loss
• Skirt coating reduces wear and friction while improving skirt lubrication
• Accumulator groove reduces combustion gas pressure behind the rings to improve sealing
• 4.165 in. bore diameter
• 1.125 in. compression height
• 3.30 cc dome volume
• Forged and machined 100 percent in the USA
• Ring set not included

JE Pistons 213123 Notes:

• Compatible ring dimensions: 0.064 in. top, 0.064 in. second, 0.218 in. oil
• Wrist pin: 0.927 in. diameter, 2.750 in. length, 0.150 in. wall thickness