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CAMARO * CHEVELLE * CHEVROLET

CHEVY II * CORVETTE

 

Engine Torque Values

 
Year Engine Spark Plug Cylinder Head Bolts Intake Manifold Exhaust Manifold Rocker Arm Shaft Bracket Rocker Arm Cover
2
Connecting Rod Cap Bolts Main Bearing Cap Bolts Flywheel to Crankshaft Vibration Damper to Pulley
1959-61 8-348 25 65 30
1
- 25 40 100 60
3
1959-62 6-235 25 90 30
1
- 25 40 105 60
3
1959-67 8-283 25 65 30 20 - 55 35 80 60
3
1961-65 8-409 25 65 30
1
- 25 40 100 60
3
1962-70 4-153 25 95
1
1
- 55 35 65 60
3
1962-67 6-194 25 95
1
1
- 55 35 65 60
3
1962-67 8-327 25 65 30 20 - 55 35 80 60 60
1963-70 6-230 25
11
95
1
1
- 55 35 65 60
3
1965-69 8-396 25 80 30 20 50 50 50
17
4
60 85
1966-70 6-250 25
11
95
1
1
- 55 35 65 60
3
1966 8-427 25 80 30 20 50 50 50
4
60 85
1967 8-302 25 65 30 20 - 55
5
80 60 60
1967-70 8-350 25 65 30 20
9
- 55 45
12
80
13
60
3
1967-69 8-427 25 80
6
30 20 50
7
50 50
8
4
60 85
1968-69 8-302 25 65 30 20 - 55 45 80 60 60
8-327 25 65 30 20 - 55
5
80 60 60
1968-70 8-307 25 65 30 20
9
- 55 45 80 60 60
10
1970 8-396
16
15 80 30 20 50 50 50 105 65 85
8-400
265 HP
25 65 30 20 - 55 45 75 60 60
8-400
330 HP
15 80 30 20 50 50 50 105 65 85
1970-74 8-454 15 80 30 20 50 50 50 105
18
65 85
1971-72 8-402 15 80 30 20 50 50 50 105 65 85
1971-73 8-307 15 65 30 20
9
- 45 45 75
15
60 60
1971-74 6-250 15 95
1
1
- 45 35 65 60 60
1971-74 8-350 15 65 30 20
9
50 45 45 75
15
60 60
1974 8-400
21
25 65 30 20 - 55 45 75 60 60
1975 6-250 15 95
19
30
20
- 45 35 65 60 60
8-262 15 65 30 20
9
- 45 45 70 60 60
8-350 15 65 30 20
9
50 45 45 70
15
60 60
8-400 15 65 30 20 50 45 45 70 60 60
 

Torque Specs are for clean and lightly oiled threads in Ft.-lbs.

 

1 - End clamps 20 ft.-lbs., center bolts 30 ft.lbs.

2- Inch pounds

3- Pressed on

4- 2 bolt cap 95 ft.-lbs., 4 bolt cap 105 ft.-lbs.

5- For 3/8" bolts 45 ft.-lbs., For 11/32" bolts 35 ft.-lbs

6- Aluminum head: short bolts 65 ft.-lbs., long bolts 75 ft.-lbs

7- Aluminum head 60 ft.-lbs.,

8- 1968-69 45 ft.-lbs

9- Inside bolts 30 ft.-lbs

10- 1969-70 pressed on

11- 1970 15 ft.-lbs

12- 1967 35 ft.-lbs

13- 1969-70 75 ft.-lbs

14- 1969-70 60 ft.-lbs

15- Outer bolts on engines with 4 bolt caps 65 ft.-lbs.

16- Marketed as 396 but, actually 402 cu. in..

17-1968-69 45 ft.-lbs.

18- 1974 110 ft.-lbs

19- Integral manifold

20- Outer bolts 20 ft.-lbs.

21- Exc. 330 HP