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Intake manifold upgrade on 4g32...

Posted: Wed Mar 25, 2015 12:08 pm
by sirweasle
Hey guys,

am going to upgrade carby on my 4g32 in a GD sedan.

Whats your opinion on a DCOE Weber Manifold with the 40DCOE 151 carb? is it sort of a bolt on option?

Carby http://www.weberperformance.com.au/prod ... ducts_id=2
Manifold http://www.weberperformance.com.au/prod ... cts_id=538

Thanks in Advance

Re: Intake manifold upgrade on 4g32...

Posted: Wed Mar 25, 2015 6:06 pm
by davetrees
Single sidedraught carbs are a PITA on a road car. They are really designed to have 1 barrel per cylinder, and the single carb manifolds rarely flow evenly.

You will be far better off with either a good set of genuine twin downdraughts, or bolt a single 32/36 DFEV Weber onto the existing manifold via an adapter plate (easy option, carbs are cheap & tunable, gives a useful power increase..

Re: Intake manifold upgrade on 4g32...

Posted: Thu Mar 26, 2015 3:30 pm
by Scorpma82
mmmmmmm twin carbs 8o| 8o| 8o| 8o| 8o|