Exhaust housing sizing on an hc5a December 13, 2017 06:10AM
Looking for opinions on what size exhaust housing I could spin on a 3.5 inlet 4.1 outlet hc5a with a 504 open rpm, 900-1050 cc's fuel?
Thanks

Re: Exhaust housing sizing on an hc5a December 13, 2017 11:14AM
28 & pray it will turn it

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