12 Degrees before with the vacuum advance disconnected and plugged vacuum port...? I`m thinking you have too much advance coming into play... what distributor you running..?
`37 Ford Coupe, 406/350/324 posi
`64 C10, 350/350/373 posi
`68 Dodge Dart 370/904/325 sure grip
`69 Camaro RS/SS 350/350/307
"The difference between stupidity and genius is genius has its limits"...Albert Einstein
Life is not a journey to the grave with the intention of arriving safely in one pretty and well preserved piece, but to skid across the line broadside, thoroughly used up, worn out, leaking oil, shouting GERONIMO!