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Mahle MS Piston Set for Duramax 4.055in Bore 3.898in Stroke 6.417in Rod 1.358in Pin -40.7cc 16.7:1 CR (Set of 8)

$1,733.96

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Mahle MS Piston Set for Duramax 4.055in Bore 3.898in Stroke 6.417in Rod 1.358in Pin -40.7cc 16.7:1 CR (Set of 8)

$1,733.96

$1,733.96

Engineered for high-performance Duramax diesel applications, this Mahle MS (Motorsport) Piston Set is designed to withstand the extreme cylinder pressures and thermal loads of competition-grade builds. These pistons feature a 4.055-inch bore designed for use with the factory 3.898-inch stroke and 6.417-inch connecting rods. The -40.7cc bowl volume provides a 16.7:1 compression ratio, offering an ideal balance for forced induction diesel performance where durability is non-negotiable.

Every piston in this set is precision-machined to exact tolerances, featuring a 1.358-inch wrist pin diameter to ensure a secure fit and reliable power transfer. This complete set of eight provides the structural integrity required for heavy-duty racing or high-output street builds.

  • Manufacturer: Mahle
  • Series: MS (Motorsport)
  • Bore Size: 4.055 in
  • Stroke: 3.898 in
  • Rod Length: 6.417 in
  • Wrist Pin Diameter: 1.358 in
  • Bowl Volume: -40.7 cc
  • Compression Ratio: 16.7:1
  • Quantity: Set of 8

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