I think you can get the 44 or 45 in a R which is just a resistor plug.
Grant Galbraith wrote:
> I see that the recommended plug for the 235, an AC 44 has been
> obsoleted and a AC 43 is recommended by Napa in its place. The Motors
> manual I have say's to use a AC 44 or 45. Which is better, the 43 or 45?
> I'm running a '54 block with a '62 head, dual carbs and exhaust with a
> mild Howard cam.
> Thanks, Grant
> 50 Chevy 3100
> 52 GMC 150
> oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959
oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959