SRP Pistons 322509 Features:

JE Pistons SRP Pro 2618 line expands on the premium features of the SRP Pro series with the addition of extremely strong, 2618 forged aluminum material. All piston kits include gas-nitrided, carbon-steel pistons rings, pins, and locks. SRP Pro 2618 pistons maximize piston strength and maximize value, whether you?re building rowdy small block or a flame-spitting big block. As with all JE Pistons products, SRP pistons are made 100% in the USA.

• Forged in the USA using 2618 aluminum, yielding high tensile strength needed for high-demand performance applications
• 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
• Ring groove design placement proven to maintain positive seal in high-HP, boosted applications, along with stout top land thickness for improved strength
• Low-friction skirt coating reduces wear and reduces operating noise while optimizing performance
• Includes high-quality wrist pins, locks, and JE Pro Seal premium piston rings
• Accumulator groove helps reduce pressure from combustion gases, reducing ring fluttering and improving ring seal for consistent power
• Made 100% in the USA
• Bore Diameter: 4.010 in.
• Compression Height: 1.560 in.
• Cylinder Head: CHEVROLET 23 DEG 20/30
• Engine: Small Block
• Engine Type: ICE
• Forging Type: FSR
• Make: Chevrolet
• Oil Ring Thickness: 0.119 in.
• Piston Average Weight: 446 GR
• Piston Head Type: Flat
• Piston Material: 2618
• Piston Series: SRP Pro 2618
• Piston Volume: -5.00 cc
• Ring Set Included: Yes
• Second Compression Ring Thickness: 0.0600 in.
• Top Compression Ring Thickness: 0.0480 in.
• Wrist Pin Length: 2.250 in.
• Wrist Pin Material: 5115 Low Carbon Steel, Case Hardened
• Wrist Pin Outer Diameter: 0.927 in.
• Wrist Pin Wall Thickness: 0.150 in.