Check it out. It looks like quite a few SW chips in the mix. This could be the test some have been waiting for, as it seems they must be pretty good by themselves, and good for at least 10 over intake and exhaust mods by themselves.

Don't bother to argue with me. I'm just the messenger.

July issue, # 160. Have fun.

 

Bruce Anderson ran some fairly comprehensive tests a while ago. article in Excellence 1991 - either Oct. or Dec. issue. However, that was 16 years ago and technology marches on.