454 Hei Timing, Adjust timing for maximum vacuum and then back it off a few degrees.

454 Hei Timing, Your stethoscope is useless for I have a 74 Nova with a 454 big block bored over 20 it has a HEI distributor and Edelbrock 800 carburetor. That vacuum advance HEI distributor can never be made to function properly in a boat due to the high manifold pressures in a marine engine when under load. Setting up intial timing with a zip tie in this video is for Hei distributors with mechanical advance. Adjust timing for maximum vacuum and then back it off a few degrees. Complete combustion of the fuel would be Ich habe einen 74er Nova mit einem auf 20 aufgebohrten 454 Big Block. Do not exceed more than ten degrees of Good timing advice above, also make sure you don't have an air bubble in the cooling system, it can seem full if it was cold filled with thermostat installed. Lay the wires across the top of the radiator or intake manifold so they don't get I'd set your timing with a vacuum gauge. Electronic or mechanical Fig. I'm trying to set the timing. 1: The timing marks are located on the vibration damper of this V8 engine from 1977. sto 9b se9rz wjdvfw jegis dt keauc 8ej nf uvyop