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[ion] C2 · 03-30-2009, 07:19 PM

it was shown on a dyno to lose HP, haha, at least until turbocharged.

Stock manifold: 141 hp / 144 tq
HO manifold: 134 hp / 134 tq

http://www.j-body.org/forums/read.ph...2&t=400177&p=1
Of course the results are widely disputed by those who have the manifold.

Also, this thread is almost 3 years old.

03-30-2009, 07:19 PM	#5
[ion] C2 636 whp Join Date: Aug 2006 Location: AZ Posts: 11,875	it was shown on a dyno to lose HP, haha, at least until turbocharged. Stock manifold: 141 hp / 144 tq HO manifold: 134 hp / 134 tq http://www.j-body.org/forums/read.ph...2&t=400177&p=1 Of course the results are widely disputed by those who have the manifold. Also, this thread is almost 3 years old.