DSS 392/ 6.4 Small Block Mopar Hemi Gen III FX Series -1.5cc Flat Top Gen III Hemi Forged Piston Set 4.065

DSS RACING DSS Racing
SKU #DSS-K2-6840-4065C
386 Small Block Mopar Hemi Gen III, FX 2618 Alloy, Comp Height: 1.21, -1.5cc Flat Top, PIN: .927, Full Floating or Press Fit, Ring Groove: 1.2/1.2/3MM, Stroke: 3.72, ROD: 6.2, Includes matching DSS Racing ring set, Appox Comp Ratio: 65cc-11.47, 74cc-10.35, 85cc-9.28
SKU DSS-K2-6840-4065C
cart Qty cart
Loading...
Loading...

DSS 392/ 6.4 Small Block Mopar Hemi Gen III FX Series -1.5cc Flat Top Gen III Hemi Forged Piston Set 4.065

Optimize the performance of your Mopar 392/6.4 engine with this precision-engineered piston set. Designed for durability and efficiency, these forged pistons are ideal for high-performance applications.

Piston Specifications

  • Piston Top: -1.5cc Flat Top Gen III Hemi
  • Approximate Compression Ratios:
    • 65cc Chamber: 11.47 to 1
    • 74cc Chamber: 10.35 to 1
    • 85cc Chamber: 9.28 to 1
    *For precise compression ratios, use a compression calculator.*
  • Engine Compatibility: Small Block Mopar Hemi Gen III
  • Engine Sizes Supported: 392 - 6.4

Technical Details

  • Cylinder Bore Size: 4.065 in, 103.170 mm
  • Ring Groove Width: 1.2/1.2/3MM
  • Compression Height: 1.210"
  • Pin Diameter: 0.927"
  • Connecting Rod Length: 6.200"
  • Crankshaft Stroke: 3.720"
  • Cylinder Head: Gen III Hemi
  • TDC Assembly Height: 9.264" (Zero Deck Height)

Performance & Compatibility

Perfect for Mopar enthusiasts looking to upgrade their 392/6.4 engines, this forged piston set delivers exceptional strength, optimal compression ratios, and enhanced reliability for demanding performance needs.

prop-warning
Bore 4.065"
Loading products…
Loading...
Loading products…