Big Block Chevrolet tubular head dowel, .638/.639 inch o.d. (outer diameter) by 1/2 inch. Packaged two per set. These hard to find dowel pins are precision machined then case hardened for accurate alignment in engine assembly.
Vehicle Fitment:
The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
| Make |
Model |
Years |
Engine |
Fitment Notes |
| Chevrolet |
Corvette |
1965 |
6.5L / 396 / V8 |
CYLINDER HEAD DOWEL PINS; 0.638/0.639 OD X 0.5 IN.; 2 PC.; |
| Chevrolet |
Corvette |
1966 |
7.0L / 427 / V8 |
CYLINDER HEAD DOWEL PINS; 0.638/0.639 OD X 0.5 IN.; 2 PC.; |
| Chevrolet |
Corvette |
1967 |
7.0L / 427 / V8 |
CYLINDER HEAD DOWEL PINS; 0.638/0.639 OD X 0.5 IN.; 2 PC.; |
| Chevrolet |
Corvette |
1968 |
7.0L / 427 / V8 |
CYLINDER HEAD DOWEL PINS; 0.638/0.639 OD X 0.5 IN.; 2 PC.; |
| Chevrolet |
Corvette |
1969 |
7.0L / 427 / V8 |
CYLINDER HEAD DOWEL PINS; 0.638/0.639 OD X 0.5 IN.; 2 PC.; |
| Chevrolet |
Corvette |
1970 |
7.4L / 454 / V8 |
CYLINDER HEAD DOWEL PINS; 0.638/0.639 OD X 0.5 IN.; 2 PC.; |
| Chevrolet |
Corvette |
1971 |
7.4L / 454 / V8 |
CYLINDER HEAD DOWEL PINS; 0.638/0.639 OD X 0.5 IN.; 2 PC.; |
| Chevrolet |
Corvette |
1972 |
7.4L / 454 / V8 |
CYLINDER HEAD DOWEL PINS; 0.638/0.639 OD X 0.5 IN.; 2 PC.; |
| Chevrolet |
Corvette |
1973 |
7.4L / 454 / V8 |
CYLINDER HEAD DOWEL PINS; 0.638/0.639 OD X 0.5 IN.; 2 PC.; |
| Chevrolet |
Corvette |
1974 |
7.4L / 454 / V8 |
CYLINDER HEAD DOWEL PINS; 0.638/0.639 OD X 0.5 IN.; 2 PC.; |
