Automotive Torque Specifications |
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General Engine Torque Specifications
American 6 And 8 Cylinder Engines 1950s-1975
Page 1
AMC-Chevrolet
All torque in this chart is in foot pounds, unless specified otherwise.
| Engine | Cylinder Head Bolts |
Main Bearing Caps |
Rod Bearing Nuts |
Balancer Bolt |
Intake Manifold |
Exhaust Manifold |
Diagram Number |
|
|---|---|---|---|---|---|---|---|---|
| AMC 1954-1960 6-cyl |
60 | 70 | 30 | 80 | 20. | 25 | ||
| AMC 1954-1960 OHV V8 |
65 | #1-4; 85 #5; 55 |
50 | 80 | 25 | 25 | ||
| AMC 1961-1963 Aluminum 6-cyl |
50 | 58 | 30 | 80 | 11 | End; 10 Center; 25 |
N/A | |
| AMC 1961-1963 OHV V8 |
60 | #1-4; 85 #5; 55 |
50 | 80 | 20 | 25 | ||
| AMC 1964-1971 OHV 6 |
85 | 80 | 30 | 80 | 20 | 25 | ||
| AMC 1972 OHV 6 |
80 | 75-80 | 26-30 | 50-60 | 20-25 | 20-25 | ||
| AMC 1973-1975 OHV 6 |
105 | 75-85 | 26-30 | 50-60 | 20-25 | 20-25 | ||
| AMC 1964-1966 OHV V8 |
60 | #1-4; 65 #5; 55 |
50 | 80 | 20 | 25 | ||
| AMC 1967-1968 OHV V8 |
100 | 100 | 30 | 55 | 42 | 33 | ||
| AMC 1969 290-360 V8 |
100 | 95-105 | 26-30 | 20-25 (pulley) |
40-45 | 30-35 | ||
| AMC 1970-1975 290-360 V8 |
105-115 | 95-105 | 26-30 | 20-25 (pulley) |
40-45 | 30-35 | ||
| AMC 1969 390-401 V8 |
100 | 95-105 | 35-40 | 20-25 (pulley) |
40-45 | 30-35 | ||
| AMC 1970-1975 390-401 V8 |
105-115 | 95-105 | 35-40 | 20-25 (pulley) |
40-45 | 30-35 | ||
| Engine | Cylinder Head Bolts |
Main Bearing Caps |
Rod Bearing Nuts |
Balancer Bolt |
Intake Manifold |
Exhaust Manifold |
Diagram Number |
|
| Buick 1954-1961 All |
65-75 | 110-120 | 40-45 | 200-220 | 25-30 | 10-15 | ||
| Buick 1962-1963 All |
65-75 | 110-120 | 40-45 | 200-220 | 25-30 | 10-15 | ||
| Buick 1964-1967 300-340 & 401-425 |
65-75 | 110-120 | 40-45 | 200-220 | 25-30 | 10-15 | ||
| Buick 1967 400-430 |
100-120 | 100-110 | 40-45 | 200-220 | 45-55 | 15-20 | ||
| Buick 1968-1969 400-430 |
100 | 100-110 | 40-45 | 200-220 | 55 | 18 | ||
| Buick 1968-1969 350 |
65-75 | #1-4; 50-55 #5; 65-75 |
30-35 | 140-160 | 55 | 18 | ||
| Buick 1970-1975 350 |
75 | 95 | 35 | 120 | 55 | 18 | ||
| Buick V6 231 |
65-70 | 100-125 | 30-35 | 120 | 55 | 18 | ||
| Buick 1970-1975 455 |
100 | 100-110 | 40-45 | 120-140 | 55 | 18 | ||
| Engine | Cylinder Head Bolts |
Main Bearing Caps |
Rod Bearing Nuts |
Balancer Bolt |
Intake Manifold |
Exhaust Manifold |
Diagram Number |
|
| Cadillac 1950-1953 All |
65-70 | 90-100 | 40-45 | 60-65 | N/A | N/A | ||
| Cadillac 1954-1963 All |
70-80 | 90-100 | 40-45 | 65-70 | 25-30 | 25-30 | ||
| Cadillac 1964-1967 429 |
60 | 90-100 | 40-45 | 65-70 | 25-30 | 25-30 | ||
| Cadillac 1968-1971 472 |
115 | 90 | 40 | Press | 30 | 35 | ||
| Engine | Cylinder Head Bolts |
Main Bearing Caps |
Rod Bearing Nuts |
Balancer Bolt |
Intake Manifold |
Exhaust Manifold |
Diagram Number |
|
| Chevrolet 1953-1962 L6 |
90-95 | 100-110 | 35-45 | 30 | 25 | |||
| Chevrolet 1955-1967 Small Block V8 |
60-70 | 60-70 | 30-35 | 60 (where used) |
25-35 | 20 | ||
| Chevrolet 1958-1965 "W" V8 |
60-70 | 60-70 | 30-35 | 60 | 25-35 | |||
| Chevrolet 1963-1975 L6 |
90-95 | 65 | 35 | 30 | 25 | |||
| Chevrolet 1968-1975 Small Block V8 |
60-70 | Inner; 75 Outer; 65 |
45 | 60 | 25-35 | 20 | ||
| Chevrolet 1965-1975 Big Block |
Iron; 80 | 105 | 3/8; 50 7/16; 70 |
85 | 30 | 30 | ||
| Alum.; | Long; 75 | |||||||
| Short; 65 | ||||||||
For images, go to www.torquespecs.com
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