GT40 heads
6th Gear Member
Joined: Dec 2006
Posts: 8,007
From: Citrus County, FL
RE: GT40 heads
*sighs*
the P's flow better on the exhaust even though they have smaller exhaust valves. they also have revised spark plug holes / angles and wont work with normal headers. this isnt an issue if you need to buy headers anyways, you just have to get ones made to work with the P's
the P's flow better on the exhaust even though they have smaller exhaust valves. they also have revised spark plug holes / angles and wont work with normal headers. this isnt an issue if you need to buy headers anyways, you just have to get ones made to work with the P's
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