LS SERIES CAMSHAFTS
Part Description Duration Maximum Lobe Technical Notes
Number @ .050" Lift (in) Centerline
Lift (deg) (deg)
12565308 2002-2004 LS6
I: 204 I: .550 117.5 LSA
Cam requires valve spring P/N 12586484.
E: 218 E: .550

12560950 2001 LS6/ Vortec
I: 207 I: .525 116 LSA
Cam requires valve spring P/N 12586484.
engines E: 217 E: .525

12480110 LS1
I: 226 I: .525 110 LSA
Cam requires valve spring P/N 12586484; “ASA” cam for off-highway use.
E: 236 E: .525

12480033 Hot cam kit
I: 219 I: .525 112 LSA
Kit includes 16 LS6 valve springs P/N 12565117.
LS6 E: 228 E: .525

88958606 roller cam
I: 239 I: .570 106.5 LSA
Showroom Stock racing design; requires hollow stem intake valves P/N 12565311, hollow stem
LS1 or LS6 E: 251 E: .570 exhaust valves P/N 12565312, valve springs P/N 12586484, and stock pistons OR machine to use
with aftermarket notched pistons.

12561721 LQ9: 2002-2006
I: 196 I: 467 116 LSA
Stock cam for 2002-2006 LQ9 and 2001-2004 LS1 engines.
LS1: 2001-2004 E: 201 E: 479