MAHLE 930229430 PowerPak LS 408ci Piston Kit 4.030 Bore -14cc Dish 2618 Alloy

The MAHLE 930229430 PowerPak Piston Kit is a race-proven, complete forged piston assembly engineered for high-displacement LS-based engines. Designed for high-performance street builds, sportsman racing, and pro-class competition, this kit delivers the precision and durability demanded by serious engine builders.

Key Specifications:

• Displacement: 408 cubic inches
• Bore Diameter: 4.030"
• Compression Height (CH): 1.110"
• Stroke: 4.000"
• Rod Length: 6.125"
• Pin Diameter: 0.927"
• Dome/Dish Volume: -14.0cc (dish)
• Piston Weight: 410 grams
• Compression Ratio: 10.1:1
• Alloy: 2618 forged aluminum for maximum detonation resistance

• High-quality tool steel wrist pins
• Round wire locks
• Low-drag performance ring set

Performance Features:

• Grafal® anti-friction skirt coating reduces piston-to-wall friction and extends service life
• Phosphate dry lubricant coating on ring grooves and pin bores protects against micro-welding and galling during initial startup and break-in
• 2618 alloy forging provides superior strength and detonation resistance for forced-induction and high-power naturally aspirated builds
• Precision-machined ring grooves ensure consistent tolerances and ring seal
• Slipper skirt, lightweight design reduces reciprocating mass for improved throttle response

The MAHLE PowerPak 930229430 is purpose-built for engine builders who refuse to compromise. With roots in NASCAR, American Le Mans, and other top-tier motorsports programs, MAHLE Motorsport brings professional race technology to every PowerPak kit.