MAHLE 930240000 PowerPak Piston Kit 565ci Big Block Chevy 4.600 Bore 15.5:1 CR 2618 Alloy

The MAHLE 930240000 PowerPak Piston Kit is a race-proven forged piston assembly engineered for high-displacement Big Block Chevy 565ci applications. Built from 2618 aluminum alloy, these pistons deliver exceptional detonation resistance and durability under extreme cylinder pressures, making them a go-to choice for serious engine builders targeting high compression, high-performance builds.

Each kit includes MAHLE's precision-forged pistons featuring a 4.600-inch bore and 1.270-inch compression height, optimized for use with a 4.250-inch stroke and 6.385-inch connecting rod. At 642 grams per piston and a 15.5:1 compression ratio, this kit is purpose-built for maximum power output in racing and high-performance street applications.

Key Specifications:

• Displacement: 565 cubic inches
• Bore Diameter: 4.600 in.
• Compression Height: 1.270 in.
• Stroke: 4.250 in.
• Rod Length: 6.385 in.
• Pin Diameter: 0.990 in.
• Chamber Volume: 28.0cc
• Piston Weight: 642 g per piston
• Compression Ratio: 15.5:1
• Alloy: 2618 Forged Aluminum
• Application: Big Block Chevy

MAHLE's PowerPak pistons feature a phosphate dry lubricant coating on pin bores and ring grooves to protect against galling and micro-welding during initial startup and engine break-in. The proprietary Grafal anti-friction skirt coating further reduces friction and wear for long-term durability. The piston crown remains machineable, allowing engine builders to fine-tune compression ratio as needed.

Whether you're building a circle track, drag racing, or high-performance street engine, the MAHLE 930240000 PowerPak kit provides the precision engineering and race-tested reliability demanded by professional builders and serious enthusiasts alike.