DSS 6.1 Stroker Small Block Mopar Hemi Gen III FX Series -18cc Dish Top Gen III Hemi Forged Piston Set 4.090

Upgrade your Mopar Hemi Gen III engine with the DSS FX Series Forged Piston Set. Designed for optimal performance and durability, this piston set is the ideal choice for high-performance builds and increased reliability.

Piston Specifications

Piston Top: -18cc Dish Top Gen III Hemi
Approximate Compression Ratios:
- Chamber 65cc: 9.41 to 1
- Chamber 74cc: 8.65 to 1
- Chamber 85cc: 7.9 to 1
*For accurate compression ratios, use a compression calculator.*
Engine Compatibility: Mopar Small Block Gen III Hemi
Engine Size Supported: 6.1 Stroker

Technical Details

Cylinder Bore Size: 4.090 in / 103.804 mm
Ring Groove Width: 1.2/1.2/3MM
Compression Height: 1.210"
Pin Diameter: 0.927"
Connecting Rod Length: 6.243"
Crankshaft Stroke: 3.578"
Cylinder Head: Gen III Hemi
TDC Assembly Height: 9.264" (Zero Deck Height)

Performance & Compatibility

This piston set offers superior strength and lightweight performance for 6.1 Stroker builds, making it perfect for demanding racing or street applications.