Tuning Bible
Posted: Tue Aug 11, 2009 6:52 pm
This is form RCTech
[quote]Paris Racing Products
Engine Tuning Tech Tips
By: Ron Paris
We get dozens of tuning questions from around the world at Paris racing daily. The number one questions is, were do I set my needles on the carb? Unfortunately there is no such thing as a definitive universal setting for any engine! Every application will have it’s own unique requirements, even two IDENTICAL set ups can and most likely will have at least slightly different settings.
I would like to address what seems to be the # 1 mistake we encounter in engine tuning:
Carburetor Needle balance:
It has come to our attention some racers are making the mistake of setting the idle speed opening to wide [high idle] and setting the bottom end too rich! This will give a false normal idle speed even though the speed is set to high because it “loads upâ€
[quote]Paris Racing Products
Engine Tuning Tech Tips
By: Ron Paris
We get dozens of tuning questions from around the world at Paris racing daily. The number one questions is, were do I set my needles on the carb? Unfortunately there is no such thing as a definitive universal setting for any engine! Every application will have it’s own unique requirements, even two IDENTICAL set ups can and most likely will have at least slightly different settings.
I would like to address what seems to be the # 1 mistake we encounter in engine tuning:
Carburetor Needle balance:
It has come to our attention some racers are making the mistake of setting the idle speed opening to wide [high idle] and setting the bottom end too rich! This will give a false normal idle speed even though the speed is set to high because it “loads upâ€