1986 la 360
It was on that one and had very little vacuum. Timing light read 9.5 btc hooked up and not. Put it on the other one which had strong vacuum. Off idle stumble is almost gone. I know. It's always the easy ****. lol! Still has a nasty miss, but I'm pretty sure that's in the plug wires. Cap, rotor, wires are only from 09?! Lmao