Quote:
Originally Posted by RalliartRsX
The 7670 will be able to eeek out more peak numbers, but suffers everywhere else (unless you have a proper high comp and/or stroker/long rod engine to compensate).
The 7163 come in 0.80 twin scroll T4 housing and is good for a honest 500WHP.
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The manifold that I've gotten from Full-Race was the one with 2 external waste gates.
https://www.full-race.com/store/borg...urbo-manifold/
I emailed them regarding 7163 and they said it doesn't come with the external waste gate housing. Oh well
