timing for 73 390 4 bbl
Lead Driver
Joined: Sep 2003
Posts: 5,844
Likes: 6
From: Albuquerque
Originally posted by Ratsmoker
Set it at 12BTDC with the vacuum hose removed from the distributor and plugged.
Set it at 12BTDC with the vacuum hose removed from the distributor and plugged.
Remember #1 needs to be at TDC on the compression stroke. Also make sure your distrib is pointing to #1 on the cap and is fully seated into the manifold/block.
If the cap, rotor, plugs, and wires are old...replace them. That certainly will play a role in timing performance.
Good luck!
