Thread: Harmonic balancer on 454 has 4 timing marks.....

Tweet

Originally Posted by repoman3809

I noticed that.

The motor has a air breather on the right valve cover. Think for future motor, it should be switched to both lines back to flame arrestor? Or you think the air breather is better? The arrestor does have hookup to 2 lines. It's set up where the line off the left valve cover tees off in both arrestor hookups.

use what you like long as it UL coast guard .one tube off each valve cover to the arrestor