help needed choosing throttle body
Thread Starter
Member
Joined: Aug 2001
Posts: 102
Likes: 0
From: Sydney,NSW,Australia
help needed choosing throttle body
hi guys need some advice on choosing a larger than stock tb to suit my mods i am currently rebuilding my motor i have purchased g2 twisted wedge cyl heads and comp cam .48.490 valve lift duration at .050 intake230 and exhaust 236 lobe lift .3250 at intake .3270 at exhaust lobe seperation 110.0 what do you recommend 52mm or 58mm bbk tb
Senior Member
Joined: Mar 2002
Posts: 792
Likes: 4
From: Somewhere over the rainbow
The stock unit flows like 725cfm or a little more. That's alot of air.
It should work fine as is but if you want to blow the money don't
go any bigger than the 52mm or you will loose throttle response
and possibly some top end too.
It should work fine as is but if you want to blow the money don't
go any bigger than the 52mm or you will loose throttle response
and possibly some top end too.
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