Description
Icon FHR GM LS 4.005 Bore 4.000 Stroke -3.3cc Flat Forged Piston Kit IC9991CKTS.005
Formed Head Relief pistons have valve reliefs that are formed in as the piston blank is pressed into the die. Many of the domed models are solid which allows tailoring the dome height for a specific compression ratio.
Features:
- 4032 Alloy
- 0.30″ Offset wrist pins
- M42 Skirt Coating
- 15 Degree Valve Angle
- Flat Top 2V
- Round Wire Locks
- 2nd Land Accumulator Grooves
