Factory ls cam specs
#1
Factory ls cam specs
Found these cam specifications on the net after searching for a while.
Hope it helps others out trying to find them .
GM LS Cam SpecsGen 3 LS:Year Part # Duration* Valve Lift LSA Corvette LS197-98 12554710 199/207 .472/.479 11798-99 12560964 199/207 .472/.479 1172000 12560968 198/209 .500/.500 115.501-03 12561721 196/207 .467/.479 116 PART NUMBER 12561721116 LDA 115 INTAKE CENTERLINE. PRODUCTION 2001 6.0L TRUCK AND 5.7L LS1 CAR CAMSHAFT.Lift: @Cam @Valve (1.7 ROCKER RATIO) EXHAUST: 0.281 0.475 INTAKE: 0.274 0.463EXHAUST: 71 BBDC 33 ATDC 284 INTAKE: 11 BTDC 87 ABDC 278
Cam Timing@0.050-inch Tappet Lift: Open Close Duration
EXHAUST: 39 BBDC 12 BTDC 207 INTAKE: 17 ATDC 33 ABDC 196
Corvette LS6
2001 12560950 204/211 .525/.525 116 385hp
PART NUMBERS 12560950,12593206 2001 LS6 AND LS2 CAM DATA
116 LDA AND 118 INTAKE TIMING.
Lift: @Cam @Valve (1.70 ROCKER RATIO) EXHAUST: 0.308 0.524 INTAKE: 0.308 0.524
Cam Timing@0.004-inch Tappet Lift: Open Close Adv. Duration
EXHAUST: 65 BBDC 30 ATDC 275 INTAKE: 9 BTDC 81 ABDC 270
Cam Timing@0.050-inch Tappet Lift: Open Close Duration
EXHAUST: 37 BBDC 6 BTDC 211 INTAKE: 18 ATDC 42 ABDC 204
02-04 12565308 204/218 .555/.551 117.5 405hp
PART NUMBER 12565308 – 2002-04 LS6 CAM CARD DATA:
117.5 LDA, 120 INTAKE CENTERLINE.
1.70 ROCKER RATIO Lift: @Cam @Valve EXHAUST: 0.322 0.548 INTAKE: 0.324 0.551
Cam Timing@0.004-inch Tappet Lift: Open Close Adv. Duration
EXHAUST: 69 BBDC 33 ATDC 282 INTAKE: 7 BTDC 80 ABDC 267
Cam Timing@0.050-inch Tappet Lift: Open Close Duration
EXHAUST: 42 BBDC 4 BTDC 218 INTAKE: 19 ATDC 43 ABDC 204
Camaro/Firebird LS1
98 12557812 198/209 .500/.500 119.5
99-00 12560965 198/209 .500/.500 119.5
01-02 12561721 196/207 .467/.479 116
PART NUMBER 12561721
116 LDA 115 INTAKE CENTERLINE. PRODUCTION 2001 6.0L TRUCK AND 5.7L LS1 CAR CAMSHAFT.
1.7 ROCKER RATIO Lift: @Cam @Valve EXHAUST: 0.281 0.475 INTAKE: 0.274 0.463
Cam Timing@0.004-inch Tappet Lift: Open Close Adv. Duration
EXHAUST: 71 BBDC 33 ATDC 284 INTAKE: 11 BTDC 87 ABDC 278
Cam Timing@0.050-inch Tappet Lift: Open Close Duration
EXHAUST: 39 BBDC 12 BTDC 207 INTAKE: 17 ATDC 33 ABDC 196
Trucks and SUV with Vortec engine
Year Part # Duration* Valve Lift LSA
LR4 and LM7
99 12560966 191/190 .457/.466 115.5
00-04 12560967 191/190 .457/.466 114
the 03-04 LM7 used the 12560967 camshaft
LQ4
99-00 12560967 191/190 .457/.466 114
01-04 12561721 196/207 .467/.479 116
01-04 LQ4 cam is same as Camaro, Corvette LS1 and LQ9 cam
LQ9
02-03 12561721 196/207 .467/.470 116
GM Performance Parts
Hot Cam 12480033 219/228 .525/.525 112
LS SERIES HOT CAM 109 INTAKE CENTERLINE 112 LDA
1.71 INTAKE ROCKER RATIO Lift: @Cam @Valve EXHAUST: 0.308 0.525 INTAKE : 0.308 0.525
Cam Timing@0.004-inch Tappet Lift: Open Close Adv. Duration
EXHAUST: 75 BBDC 32 ATDC 287 INTAKE : 27 BTDC 71 ABDC 278
Cam Timing@0.050-inch Tappet Lift: Open Close Duration
EXHAUST: 46 BBDC 0 ATDC 226 INTAKE : 1 ATDC 39 ABDC 218
ASA 12480110/88958770 226/236 .525/.525 110
Gen 4 LS:
Year Part # Duration* Valve Lift LSA
Corvette LS2
05-06 12574519 204/211 .520/.520 116 (also 06-07 CTS-V)
07 12593206 .524/.524 116 (also 08-09 Trailblazer SS 6.0L)
PART NUMBERS 12593206 – LS2 CAM CARD DATA:
116 LDA, 118 INTAKE CENTERLINE.
1.70 ROCKER RATIO Lift: @Cam @Valve EXHAUST: 0.308 0.524 INTAKE: 0.308 0.524
Cam Timing@0.004-inch Tappet Lift: Open Close Adv. Duration
EXHAUST: 65 BBDC 30 ATDC 275 INTAKE: 9 BTDC 81 ABDC 270
Cam Timing@0.050-inch Tappet Lift: Open Close Duration
EXHAUST: 37 BBDC 6 BTDC 211 INTAKE: 18 ATDC 42 ABDC 204
Corvette LS3
08 12623063 204/211 .551/.522 ???
09-13 12631811 ???
Camaro LS3 (also 2009 G8)
10-15 12623063 204/211 .551/.522 ???
PART NUMBER 12603844 (replaced by 12623063) – LS3 CAM CARD DATA:
117 LDA, 120 INTAKE CENTERLINE
1.70 ROCKER RATIO Lift: @Cam @Valve Exhaust: 0.306 0.522 Intake: 0.324 0.551
Cam Timing@0.004-inch Tappet Lift: Open Close Adv. Duration
Exhaust: 66 BBDC 29 ATDC 275 Intake: 7 BTDC 80 ABDC 267
Cam Timing@0.050-inch Tappet Lift: Open Close Duration
Exhaust: 38 BBDC 7 BTDC 211 Intake: 19 ATDC 43 ABDC 204
Corvette ZR1 LS9
09-12 12638427 211/230 .558/.552 122.5
LS9 12605227 CAM CARD INFORMATION:
122 INTAKE CENTERLINE, 122.5 LOBE DISPLACEMENT ANGLE
1.70 ROCKER RATIO Valve Lift: @Cam @Valve EXHAUST: 0.328 0.558 = 14.2 mm INTAKE: 0.331 0.562 = 14.3 mm
Cam Timing@0.004-inch Tappet Lift: Open Close Adv. Duration
EXHAUST: 84 BBDC 31 ATDC 295 INTAKE: 8 BTDC 89 ABDC 277
Cam Timing@0.050-inch Tappet Lift: Open Close Duration
EXHAUST: 56 BBDC 6 BTDC 230 INTAKE: 18 ATDC 49 ABDC 211
Corvette LS7
06-13 12638426 211/230 .558/.558 121 LSA (also 14-15 Camaro Z/28 7.0L)
. (.591/.591 with factory LS7 1.8x rockers)
LS7:
120 INTAKE CENTERLINE, 120.5 LOBE DISPLACEMENT ANGLE
Lift: @Cam @Valve (1.8 ROCKER RATIO) EXHAUST: 0.328 0.588 INTAKE: 0.331 0.593
Cam Timing@0.004-inch Tappet Lift: Open Close Adv. Duration
EXHAUST: 80 BBDC 35 ATDC 295 INTAKE: 8 BTDC 89 ABDC 277
Cam Timing@0.050-inch Tappet Lift: Open Close Duration
EXHAUST: 52 BBDC 2 BTDC 230 INTAKE: 18 ATDC 49 ABDC 211
LSA
LSA: 12605220 CAM CARD INFORMATION:
119 INTAKE CENTERLINE, 119 LOBE DISPLACEMENT ANGLE
1.70 ROCKER RATIO Lift: @Cam @Valve EXHAUST: 0.283 0.480 = 12.2 mm INTAKE: 0.283 0.480 = 12.2 mm
Cam Timing@0.004-inch Tappet Lift: Open Close Adv. Duration
EXHAUST: 79 BBDC 34 ATDC 293 INTAKE: 5 BTDC 86 ABDC 271
Cam Timing@0.050-inch Tappet Lift: Open Close Duration
EXHAUST: 46 BBDC 10 BTDC 216 INTAKE: 21 ATDC 39 ABDC 198
L92
PART NUMBER 12612273 2007 L92 6.2L CAM AT NOMINAL TIMING:
115.5 LDA 116 INTAKE CENTERLINE ‘NOMINAL’ (99 AT PHASER PARK)
1.70 ROCKER RATIO Lift: @Cam @Valve EXHAUST: 0.294 0.500 INTAKE: 0.294 0.500
Cam Timing@0.004-inch Tappet Lift: Open Close Adv. Duration
EXHAUST: 69 BBDC 35 ATDC 284 INTAKE: 8 BTDC 90 ABDC 278
Cam Timing@0.050-inch Tappet Lift: Open Close Duration
EXHAUST: 38 BBDC 9 BTDC 209 INTAKE: 18 ATDC 36 ABDC
Corvette ZR1 LS9
09-12 12638427 211/230 .558/.552 122.5
LS9 12605227 CAM CARD INFORMATION:
122 INTAKE CENTERLINE, 122.5 LOBE DISPLACEMENT ANGLE
1.70 ROCKER RATIO Valve Lift: @Cam @Valve EXHAUST: 0.328 0.558 = 14.2 mm INTAKE: 0.331 0.562 = 14.3 mm
Cam Timing@0.004-inch Tappet Lift: Open Close Adv. Duration
EXHAUST: 84 BBDC 31 ATDC 295 INTAKE: 8 BTDC 89 ABDC 277
Cam Timing@0.050-inch Tappet Lift: Open Close Duration
EXHAUST: 56 BBDC 6 BTDC 230 INTAKE: 18 ATDC 49 ABDC 211
Corvette LS7
06-13 12638426 211/230 .558/.558 121 LSA (also 14-15 Camaro Z/28 7.0L)
. (.591/.591 with factory LS7 1.8x rockers)
LS7:
120 INTAKE CENTERLINE, 120.5 LOBE DISPLACEMENT ANGLE
Lift: @Cam @Valve (1.8 ROCKER RATIO) EXHAUST: 0.328 0.588 INTAKE: 0.331 0.593
Cam Timing@0.004-inch Tappet Lift: Open Close Adv. Duration
EXHAUST: 80 BBDC 35 ATDC 295 INTAKE: 8 BTDC 89 ABDC 277
Cam Timing@0.050-inch Tappet Lift: Open Close Duration
EXHAUST: 52 BBDC 2 BTDC 230 INTAKE: 18 ATDC 49 ABDC 211
LSA
LSA: 12605220 CAM CARD INFORMATION:
119 INTAKE CENTERLINE, 119 LOBE DISPLACEMENT ANGLE
1.70 ROCKER RATIO Lift: @Cam @Valve EXHAUST: 0.283 0.480 = 12.2 mm INTAKE: 0.283 0.480 = 12.2 mm
Cam Timing@0.004-inch Tappet Lift: Open Close Adv. Duration
EXHAUST: 79 BBDC 34 ATDC 293 INTAKE: 5 BTDC 86 ABDC 271
Cam Timing@0.050-inch Tappet Lift: Open Close Duration
EXHAUST: 46 BBDC 10 BTDC 216 INTAKE: 21 ATDC 39 ABDC 198
L92
PART NUMBER 12612273 2007 L92 6.2L CAM AT NOMINAL TIMING:
115.5 LDA 116 INTAKE CENTERLINE ‘NOMINAL’ (99 AT PHASER PARK)
1.70 ROCKER RATIO Lift: @Cam @Valve EXHAUST: 0.294 0.500 INTAKE: 0.294 0.500
Cam Timing@0.004-inch Tappet Lift: Open Close Adv. Duration
EXHAUST: 69 BBDC 35 ATDC 284 INTAKE: 8 BTDC 90 ABDC 278
Cam Timing@0.050-inch Tappet Lift: Open Close Duration
EXHAUST: 38 BBDC 9 BTDC 209 INTAKE: 18 ATDC 36 ABDC 198
Hope it helps others out trying to find them .
GM LS Cam SpecsGen 3 LS:Year Part # Duration* Valve Lift LSA Corvette LS197-98 12554710 199/207 .472/.479 11798-99 12560964 199/207 .472/.479 1172000 12560968 198/209 .500/.500 115.501-03 12561721 196/207 .467/.479 116 PART NUMBER 12561721116 LDA 115 INTAKE CENTERLINE. PRODUCTION 2001 6.0L TRUCK AND 5.7L LS1 CAR CAMSHAFT.Lift: @Cam @Valve (1.7 ROCKER RATIO) EXHAUST: 0.281 0.475 INTAKE: 0.274 0.463EXHAUST: 71 BBDC 33 ATDC 284 INTAKE: 11 BTDC 87 ABDC 278
Cam Timing@0.050-inch Tappet Lift: Open Close Duration
EXHAUST: 39 BBDC 12 BTDC 207 INTAKE: 17 ATDC 33 ABDC 196
Corvette LS6
2001 12560950 204/211 .525/.525 116 385hp
PART NUMBERS 12560950,12593206 2001 LS6 AND LS2 CAM DATA
116 LDA AND 118 INTAKE TIMING.
Lift: @Cam @Valve (1.70 ROCKER RATIO) EXHAUST: 0.308 0.524 INTAKE: 0.308 0.524
Cam Timing@0.004-inch Tappet Lift: Open Close Adv. Duration
EXHAUST: 65 BBDC 30 ATDC 275 INTAKE: 9 BTDC 81 ABDC 270
Cam Timing@0.050-inch Tappet Lift: Open Close Duration
EXHAUST: 37 BBDC 6 BTDC 211 INTAKE: 18 ATDC 42 ABDC 204
02-04 12565308 204/218 .555/.551 117.5 405hp
PART NUMBER 12565308 – 2002-04 LS6 CAM CARD DATA:
117.5 LDA, 120 INTAKE CENTERLINE.
1.70 ROCKER RATIO Lift: @Cam @Valve EXHAUST: 0.322 0.548 INTAKE: 0.324 0.551
Cam Timing@0.004-inch Tappet Lift: Open Close Adv. Duration
EXHAUST: 69 BBDC 33 ATDC 282 INTAKE: 7 BTDC 80 ABDC 267
Cam Timing@0.050-inch Tappet Lift: Open Close Duration
EXHAUST: 42 BBDC 4 BTDC 218 INTAKE: 19 ATDC 43 ABDC 204
Camaro/Firebird LS1
98 12557812 198/209 .500/.500 119.5
99-00 12560965 198/209 .500/.500 119.5
01-02 12561721 196/207 .467/.479 116
PART NUMBER 12561721
116 LDA 115 INTAKE CENTERLINE. PRODUCTION 2001 6.0L TRUCK AND 5.7L LS1 CAR CAMSHAFT.
1.7 ROCKER RATIO Lift: @Cam @Valve EXHAUST: 0.281 0.475 INTAKE: 0.274 0.463
Cam Timing@0.004-inch Tappet Lift: Open Close Adv. Duration
EXHAUST: 71 BBDC 33 ATDC 284 INTAKE: 11 BTDC 87 ABDC 278
Cam Timing@0.050-inch Tappet Lift: Open Close Duration
EXHAUST: 39 BBDC 12 BTDC 207 INTAKE: 17 ATDC 33 ABDC 196
Trucks and SUV with Vortec engine
Year Part # Duration* Valve Lift LSA
LR4 and LM7
99 12560966 191/190 .457/.466 115.5
00-04 12560967 191/190 .457/.466 114
the 03-04 LM7 used the 12560967 camshaft
LQ4
99-00 12560967 191/190 .457/.466 114
01-04 12561721 196/207 .467/.479 116
01-04 LQ4 cam is same as Camaro, Corvette LS1 and LQ9 cam
LQ9
02-03 12561721 196/207 .467/.470 116
GM Performance Parts
Hot Cam 12480033 219/228 .525/.525 112
LS SERIES HOT CAM 109 INTAKE CENTERLINE 112 LDA
1.71 INTAKE ROCKER RATIO Lift: @Cam @Valve EXHAUST: 0.308 0.525 INTAKE : 0.308 0.525
Cam Timing@0.004-inch Tappet Lift: Open Close Adv. Duration
EXHAUST: 75 BBDC 32 ATDC 287 INTAKE : 27 BTDC 71 ABDC 278
Cam Timing@0.050-inch Tappet Lift: Open Close Duration
EXHAUST: 46 BBDC 0 ATDC 226 INTAKE : 1 ATDC 39 ABDC 218
ASA 12480110/88958770 226/236 .525/.525 110
Gen 4 LS:
Year Part # Duration* Valve Lift LSA
Corvette LS2
05-06 12574519 204/211 .520/.520 116 (also 06-07 CTS-V)
07 12593206 .524/.524 116 (also 08-09 Trailblazer SS 6.0L)
PART NUMBERS 12593206 – LS2 CAM CARD DATA:
116 LDA, 118 INTAKE CENTERLINE.
1.70 ROCKER RATIO Lift: @Cam @Valve EXHAUST: 0.308 0.524 INTAKE: 0.308 0.524
Cam Timing@0.004-inch Tappet Lift: Open Close Adv. Duration
EXHAUST: 65 BBDC 30 ATDC 275 INTAKE: 9 BTDC 81 ABDC 270
Cam Timing@0.050-inch Tappet Lift: Open Close Duration
EXHAUST: 37 BBDC 6 BTDC 211 INTAKE: 18 ATDC 42 ABDC 204
Corvette LS3
08 12623063 204/211 .551/.522 ???
09-13 12631811 ???
Camaro LS3 (also 2009 G8)
10-15 12623063 204/211 .551/.522 ???
PART NUMBER 12603844 (replaced by 12623063) – LS3 CAM CARD DATA:
117 LDA, 120 INTAKE CENTERLINE
1.70 ROCKER RATIO Lift: @Cam @Valve Exhaust: 0.306 0.522 Intake: 0.324 0.551
Cam Timing@0.004-inch Tappet Lift: Open Close Adv. Duration
Exhaust: 66 BBDC 29 ATDC 275 Intake: 7 BTDC 80 ABDC 267
Cam Timing@0.050-inch Tappet Lift: Open Close Duration
Exhaust: 38 BBDC 7 BTDC 211 Intake: 19 ATDC 43 ABDC 204
Corvette ZR1 LS9
09-12 12638427 211/230 .558/.552 122.5
LS9 12605227 CAM CARD INFORMATION:
122 INTAKE CENTERLINE, 122.5 LOBE DISPLACEMENT ANGLE
1.70 ROCKER RATIO Valve Lift: @Cam @Valve EXHAUST: 0.328 0.558 = 14.2 mm INTAKE: 0.331 0.562 = 14.3 mm
Cam Timing@0.004-inch Tappet Lift: Open Close Adv. Duration
EXHAUST: 84 BBDC 31 ATDC 295 INTAKE: 8 BTDC 89 ABDC 277
Cam Timing@0.050-inch Tappet Lift: Open Close Duration
EXHAUST: 56 BBDC 6 BTDC 230 INTAKE: 18 ATDC 49 ABDC 211
Corvette LS7
06-13 12638426 211/230 .558/.558 121 LSA (also 14-15 Camaro Z/28 7.0L)
. (.591/.591 with factory LS7 1.8x rockers)
LS7:
120 INTAKE CENTERLINE, 120.5 LOBE DISPLACEMENT ANGLE
Lift: @Cam @Valve (1.8 ROCKER RATIO) EXHAUST: 0.328 0.588 INTAKE: 0.331 0.593
Cam Timing@0.004-inch Tappet Lift: Open Close Adv. Duration
EXHAUST: 80 BBDC 35 ATDC 295 INTAKE: 8 BTDC 89 ABDC 277
Cam Timing@0.050-inch Tappet Lift: Open Close Duration
EXHAUST: 52 BBDC 2 BTDC 230 INTAKE: 18 ATDC 49 ABDC 211
LSA
LSA: 12605220 CAM CARD INFORMATION:
119 INTAKE CENTERLINE, 119 LOBE DISPLACEMENT ANGLE
1.70 ROCKER RATIO Lift: @Cam @Valve EXHAUST: 0.283 0.480 = 12.2 mm INTAKE: 0.283 0.480 = 12.2 mm
Cam Timing@0.004-inch Tappet Lift: Open Close Adv. Duration
EXHAUST: 79 BBDC 34 ATDC 293 INTAKE: 5 BTDC 86 ABDC 271
Cam Timing@0.050-inch Tappet Lift: Open Close Duration
EXHAUST: 46 BBDC 10 BTDC 216 INTAKE: 21 ATDC 39 ABDC 198
L92
PART NUMBER 12612273 2007 L92 6.2L CAM AT NOMINAL TIMING:
115.5 LDA 116 INTAKE CENTERLINE ‘NOMINAL’ (99 AT PHASER PARK)
1.70 ROCKER RATIO Lift: @Cam @Valve EXHAUST: 0.294 0.500 INTAKE: 0.294 0.500
Cam Timing@0.004-inch Tappet Lift: Open Close Adv. Duration
EXHAUST: 69 BBDC 35 ATDC 284 INTAKE: 8 BTDC 90 ABDC 278
Cam Timing@0.050-inch Tappet Lift: Open Close Duration
EXHAUST: 38 BBDC 9 BTDC 209 INTAKE: 18 ATDC 36 ABDC
Corvette ZR1 LS9
09-12 12638427 211/230 .558/.552 122.5
LS9 12605227 CAM CARD INFORMATION:
122 INTAKE CENTERLINE, 122.5 LOBE DISPLACEMENT ANGLE
1.70 ROCKER RATIO Valve Lift: @Cam @Valve EXHAUST: 0.328 0.558 = 14.2 mm INTAKE: 0.331 0.562 = 14.3 mm
Cam Timing@0.004-inch Tappet Lift: Open Close Adv. Duration
EXHAUST: 84 BBDC 31 ATDC 295 INTAKE: 8 BTDC 89 ABDC 277
Cam Timing@0.050-inch Tappet Lift: Open Close Duration
EXHAUST: 56 BBDC 6 BTDC 230 INTAKE: 18 ATDC 49 ABDC 211
Corvette LS7
06-13 12638426 211/230 .558/.558 121 LSA (also 14-15 Camaro Z/28 7.0L)
. (.591/.591 with factory LS7 1.8x rockers)
LS7:
120 INTAKE CENTERLINE, 120.5 LOBE DISPLACEMENT ANGLE
Lift: @Cam @Valve (1.8 ROCKER RATIO) EXHAUST: 0.328 0.588 INTAKE: 0.331 0.593
Cam Timing@0.004-inch Tappet Lift: Open Close Adv. Duration
EXHAUST: 80 BBDC 35 ATDC 295 INTAKE: 8 BTDC 89 ABDC 277
Cam Timing@0.050-inch Tappet Lift: Open Close Duration
EXHAUST: 52 BBDC 2 BTDC 230 INTAKE: 18 ATDC 49 ABDC 211
LSA
LSA: 12605220 CAM CARD INFORMATION:
119 INTAKE CENTERLINE, 119 LOBE DISPLACEMENT ANGLE
1.70 ROCKER RATIO Lift: @Cam @Valve EXHAUST: 0.283 0.480 = 12.2 mm INTAKE: 0.283 0.480 = 12.2 mm
Cam Timing@0.004-inch Tappet Lift: Open Close Adv. Duration
EXHAUST: 79 BBDC 34 ATDC 293 INTAKE: 5 BTDC 86 ABDC 271
Cam Timing@0.050-inch Tappet Lift: Open Close Duration
EXHAUST: 46 BBDC 10 BTDC 216 INTAKE: 21 ATDC 39 ABDC 198
L92
PART NUMBER 12612273 2007 L92 6.2L CAM AT NOMINAL TIMING:
115.5 LDA 116 INTAKE CENTERLINE ‘NOMINAL’ (99 AT PHASER PARK)
1.70 ROCKER RATIO Lift: @Cam @Valve EXHAUST: 0.294 0.500 INTAKE: 0.294 0.500
Cam Timing@0.004-inch Tappet Lift: Open Close Adv. Duration
EXHAUST: 69 BBDC 35 ATDC 284 INTAKE: 8 BTDC 90 ABDC 278
Cam Timing@0.050-inch Tappet Lift: Open Close Duration
EXHAUST: 38 BBDC 9 BTDC 209 INTAKE: 18 ATDC 36 ABDC 198
#2
TECH Enthusiast
The 04 GTO used the same version of the LS1 cam as used in the 01-02 Camaro/Firebird.
The 05/06 GTO used the same LS2 cam as used in the 07 Corvette LS2.
The 05/06 GTO used the same LS2 cam as used in the 07 Corvette LS2.
#3
It's the only list for part numbers and specs for each cam i could find online anywhere.
The way it looks is someone spent a lot of time in multiple books for the info or put each cam on a cam doctor to get them.
I've just shared it for everyone to see and to make it easier to find.
#4
TECH Enthusiast
I just copy and pasted it all from another site.
It's the only list for part numbers and specs for each cam i could find online anywhere.
The way it looks is someone spent a lot of time in multiple books for the info or put each cam on a cam doctor to get them.
I've just shared it for everyone to see and to make it easier to find.
It's the only list for part numbers and specs for each cam i could find online anywhere.
The way it looks is someone spent a lot of time in multiple books for the info or put each cam on a cam doctor to get them.
I've just shared it for everyone to see and to make it easier to find.
Last edited by Rich-L79; 01-09-2024 at 08:19 PM.
#5
I searched for ages to find the info. So when i found it i thought i would post it on here so hopefully it is easier to find for others looking for this info.
Glad it is now complete as you say. I don't know if other countries have different cams in engiins.
#6
TECH Fanatic
I degreed a lot of stock and performance cams last year this is fun, We've all seen those specs elsewhere been circulating a long time, nobody I know measures advertised @ 0.004" anymore? It's always 0.006" now, regardless everybody measures @ 0.050" as the standard.
Most of these specs are very close or close enough. However, there are still some slight variances in specs even between part numbers and years I have started threads about this check them out
Most of these specs are very close or close enough. However, there are still some slight variances in specs even between part numbers and years I have started threads about this check them out
The following users liked this post:
G Atsma (01-10-2024)
#7
I degreed a lot of stock and performance cams last year this is fun, We've all seen those specs elsewhere been circulating a long time, nobody I know measures advertised @ 0.004" anymore? It's always 0.006" now, regardless everybody measures @ 0.050" as the standard.
Most of these specs are very close or close enough. However, there are still some slight variances in specs even between part numbers and years I have started threads about this check them out
Most of these specs are very close or close enough. However, there are still some slight variances in specs even between part numbers and years I have started threads about this check them out
Each will be slightly different from the previous series in that model so the manufacturer so can boast more hp for that new series coming out to boost sales.
So different ecu tune change camshafts change and so on.
The following users liked this post:
G Atsma (01-11-2024)
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#8
TECH Addict
iTrader: (1)
2000 C5 specs are something I remember well, because I have a 2000 C5. The 2000 C5 LS1 cam has the highest lift of any non Z06 cam. This is important because some people swapped the 1.7 rockers for 1.8 rockers back in the day, and broke valve springs, or worse. If you run the 2000 C5 cam with 1.8 rockers (SLP was a big source then), YOU MUST CHANGE THE OEM VALVE SPRINGS!!!