Stop in for a cup of coffee
Yep, that much advertised for a given @ .050" leads to waaaayyy too much overlap and low cylinder pressure, then idle vacuum is too low....
the one that I had came in my 68 340 S engine when the PO had it rebuilt... I had hardened valve seats installed and swapped in a MP 484/284 cam and it was much better...
Yep, that much advertised for a given @ .050" leads to waaaayyy too much overlap and low cylinder pressure, then idle vacuum is too low....
the one that I had came in my 68 340 S engine when the PO had it rebuilt... I had hardened valve seats installed and swapped in a MP 484/284 cam and it was much better...