396 Hemi Stroker Kit for 5.7 Hemi - Displacement Increase to 6.4 Liters

Conversion kit to increase displacement for the 5.7 Hemi engine from 2009.
The displacement is increased to 6.4 liters (396 cubic inches). Variant for naturally aspirated engines with high compression.

• Forged crankshaft from Molnar, 4,050 stroke
• Forged 6.125 connecting rods from Molnar Technologies
• Coated premium bearings optional
• Mahle 4032 Forged piston
  • Cabin size 3.927 (optionally available in oversize)
  • Coated ring bars
  • Coated piston skirts
  • Upper ring offset downwards for additional strength
  • Additional cross-section on the ring web between the first and second compression ring for additional strength
  • Increased volume of the storage groove between the first and second ring for additional strength (reduces pressure peaks that cause web fractures)
  • Premium piston rings (impact clearance must be adjusted)

Compression ratio between 11.2:1 and 12:1 depending on cylinder gaskets

Fits: