March "Style Track/Revolver" pulleys 502 BBC

[ProdigyCustoms]

Originally Posted by chr2002ca

I invest in an electric fan setup, thanks!!!). I guess their system doesn't agree too well with a stock GM big block 7-bade clutch fan. I probably wouldn't buy a March pulley system again. I'd have to agree with the others, an auto tensioner is an important thing.

A mechanical fan will make them squeek.

But a mechanical fan will make many serpentine set ups squeek.