Thread: detonated
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  #42  
Old 02-05-2018, 12:27 AM
Schurkey Schurkey is offline
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Quote:
Originally Posted by Schurkey View Post
The typical cause of run-on is that the idle speed is too high.

Drop the idle speed, see what happens.
Quote:
Originally Posted by hal101 View Post
600 to 800 cold when it is fully warmed up it dose creep up to maby 1000 in neutral 800 in gear

i can turn the idle down slower but with this cam it gets prity chopy

i like it just the way it is and it has never ran on with high octane fuel
Quote:
Originally Posted by Formulajones View Post
you do definitely have carb tuning issues .
A "Thousand RPM Idle" with an automatic transmission is just silly.

Fix the fuel curve so it idles decently, turn down the idle speed, and "POOF" the problem is solved.

This is not a detonation problem. This is not an octane problem. This is a "throttle blades are open too far" problem.