1967 273 Intake Question
Here is my 67 273 2bbl intake. I looked up the numbers and they are NHRA recognized for 67. No big *** hole behind the 7/8 runners.
"....
NHRA Tech Department makes additions to the engine blue print specifications
March 6, 2017
The NHRA Technical Department recently added intake manifold casting to the blueprint specifications.
1966 Mopar 273 2536560
1967 Mopar 273 2536559..."