Quote:
Originally Posted by Boosted139
Is it required? No. The only reason to justify doing these two things together is really that you're already playing with the carb, why not. Shimming the needles won't affect the butterfly valves (which is what you're synchronizing). By shimming the needles, all you're doing is raising them which means you're adding more fuel to your mixture.
|
Gotcha
Btw I've been meaning to ask. How satisfied are you with your aftermarket rear sets?