411 Hemi Stroker Kit for 6.4 SRT - Displacement Expansion to 6.7 Litres

Conversion kit to increase the displacement of the 6.4 SRT engine.
The displacement is increased to 6.7 litres (411 cubic inches).

• Forged crankshaft from Molnar, 3,900 stroke
• Forged 6.250 connecting rods from Molnar Technologies
• Coated premium bearings optional
• Mahle 2618 Forged piston
  • Piston bore 4.090 (optional oversize 4.095 or 4.100)
  • Coated ring lands
  • Coated skirts
  • Piston pin made of H13 tool steel
  • Upper ring moved downwards for extra strength
  • Additional cross section added to ring land between first and second compression ring for added strength
  • Increased volume of accumulator groove between first and second ring for added strength (reduce pressure spikes that cause land failures)
  • Addition of valve reliefs to accommodate larger cam profiles
  • File fit premium rings included
  • Valve pockets for up to 2,200 inlet valves and 1,650 outlet valves

Fits: