I had very bad luck with Hot Rod Air and their tech support. It never worked right from the start and still doesn't. I would recommend staying away from them.

By the way,the Carter-Weber discussion belongs in the engine and driveline forum. Please, just one topic per thread.

"It's just a phase. He'll grow out of it." Mama, 1964

1956 Chevy 1/2-ton 3100
1953 Chevy 6100 "The Yard dog"
1954 GMC Suburban Now with a new proud owner.