Originally Posted by jturkel

will the modified manifolds fit on the C32? i'm guessing they are internally modified, not externally(larger) like the needswings (or am i making stuff up)? C32 yes but you may need modified intake. The biggest restriction is the runner with is a tiny 1"...these are increased to 2.5". I have tested various setups and not seen less than 10whp, but up to 20whp with other mods.

also, can the phenolic spacers be used with an SL55 intake? i have no idea where these get installed. yes, its easy you can do it yourself or a shop should charge .5-1hr

would you part with just one of the pulleys instead of as a package deal?