IC9985CKTS ICON Forged Piston Set - 4032 Alloy, 3.78" Bore, 3.622" Stroke, .945" Pin, 9.8:1 w/ 64.5cc Heads

For use with 1999-2013 5.3L LM7, L59, LM4, L33 GM Truck and SUV engines

Flat Top Pistons w/ FORGED Head Relief, Ultrawear M42 Skirt Coating, 4032 Alloy, .945" Wrist Pin Dia., 3.622" Stroke, 9.8:1 Compression ratio w/ 65.4cc Heads

***For Use w/ 6.089" Conn. Rods and 3.622" Crankshaft Stroke***


Sold As	KIT W/RINGS
Engine Manufacturer	GM
Engine Family	Chevy Small Block Gen III/IV (LS Based Engines)
Eng. Disp Liters	5.3
Eng. Disp. In.	327
Crown (cc)	+2.9cc
Top Land	.275
Pin Type	Press or Floating
Rod (mm)	154.900
Bore Diameter IN	3.78
Exhaust Valve Depth/Diameter	.149/1.750
Intake Valve Depth/Diameter	.190/2.186
Alloy	4032
Pin Diameter (in)	.945
Piston Material	Forged 4032 Alloy
Compression Height IN	1.331
Bore Diameter MM	96.0
OE Deck Height	9.240
Base Number	IC9985C
Stroke (mm)	92.0
Make for Engine Family	General Motors
Oversized	No
Ring Pack	1.5mm, 1.5mm, 3.0mm
Rod (in)	6.098
Crown Type	FLAT TOP 2V
Pin Diameter (mm)	24.0
Oversize	STD
Stroke (in)	3.622
Pin Number	.9450x2.250x180C-SCR415H
Pin Configuration	Offset
Oversizes	STD .005 .010 .020 .030 .040