Seller notes

Aftermarket supercharger impeller for F1A-91 made from a high quality, cast, silicon aluminum alloy, same as turbo impellers. Inducer = 3.57" Exducer = 5.56" (2nd pic is for comparison - this auction is for aftermarket 1 cast piece only) Always looking for more testers ! Any willing to do some testing, I will refund $150 for Before and After Dyno results sent in, along with details of your engine combo ! www SuperchargerRebuild com/mounting-kits/ Satisfaction is guaranteed. If you are not satisf...

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