vacuum gauge to solve idle issue

Yep on #1. Verified TDC and balancer about 4 times too lol. Added marks to balancer to measure up to 45* btc timing.
65Val said
Probably right, but are you sure your timing light is picking off the #1 plug wire? Stupid question I know, but I have seen it happen! Like I said, my 273 will kick back at 15* initial
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