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, SRP Pro 2618 Pistons pistons are made 100% in the USA. Available for Ford 351 Small Block Windsor Engines. Equipped with the following custom level features

• Accumulator Groove: A specialty groove between the top and second ring provides added volume for blow-by gases. This helps reduce pressure between the rings, improving top ring seal and minimizing ring flutter at high cylinder pressures.
• Designed specifically for Ford 351 Small Block Windsor Engines. To provide optimized performance durability
• Forged in the USA using 2618 aluminum, yielding tensile strength and minimal thermal expansion
• Includes high-quality wrist pins, locks, and JE Pro Seal premium piston rings
• Made 100% in the USA
• Pin Fit: The pin bore is precision honed to attain an exact pin clearance. Clearances typically range from .0003 to .0010 between the wrist pin and pin bore.
• 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 Coat: Skirt Coat reduces friction and wear on piston skirts and cylinder walls while simultaneously reducing operating noise

Ford Small Block 351W Windsor