HOW LONG DOES IT TAKE FOR MOLLY RINGS TO BREAK IN
#1
Junior Member
APPRENTICE
Thread Starter
Join Date: Dec 2009
Posts: 23
HOW LONG DOES IT TAKE FOR MOLLY RINGS TO BREAK IN
406 small block new molly rings alittle smokey when you give it a shot of gas not alot but it still does it only got 25 miles on it.Fresh rebuild runs great
#4
Senior Member
RACING JUNKIE
Join Date: Jan 2006
Location: La.
Posts: 2,890
Don't know about a street motor but the last engine i built it took about 6 or 7 1/4 mile passes before it ran it's best. I don't use them on a street motor, so i don't know how many miles that takes.
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