318 cam
this is the cam i installed bought through Western Auto parts store (remember them?)
Mopar Performance P4452992AE Mopar Performance Purple Camshaft Kits | Summit Racing
My good friend i grew up.with Chuck worked there and became manager and was untill closed up. He bought plenty stuff for me with his discount.
Sorry to run off tract.
I think we have always run stuff since that's what we had unless you were the rich kid.
I blew a 340 up got a short block at junk could not afford the used long block or assy to have spares.
Used 72-73 low compression 340 short block. Used J Heads, a tuned Holley 3310, MP 508 solid And swapped to 276 sure grip i found under a C Body. I ran the interstate from LA. To South Mississppi real well. To my place in Mississippi on weekends