I have two which I use for testing all the time on different 2 plane intake manifolds of all brands.
When used on a single plane, X-style intake the 3rd cylinder back on each side, (5 & 6), tend to run on the lean side unless there is at least 2" of spacer under the carb...

Someday I'll learn how to type and hit the right keys ... not.

Last edited by rmcomprandy; 07/19/08 11:28 AM.
Building all custom and special purpose engines. 1(586)909-1591 "www.rmcompetition.com" - rmcomprandy@Yahoo.com