* Small block Chevy: 0 degrees

* Big block Chevy: 4 degrees

* Ford small block: 0 degrees

* Ford big block: 4 degrees

* Mopar small block: 0 degrees

* Mopar big block: 4 degrees

Head:

* Small block Chevy: 18 degrees

* Big block Chevy: 23 degrees

* Ford small block: 18 degrees

* Ford big block: 23 degrees

* Mopar small block: 18 degrees

* Mopar big block: 23 degrees

Crank:

* Small block Chevy: 0 degrees

* Big block Chevy: 4 degrees

* Ford small block: 0 degrees

* Ford big block: 4 degrees

* Mopar small block: 0 degrees

* Mopar big block: 4 degrees