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GP99GT · 02-15-2008, 07:52 PM

yeah the normal GT40 heads will work, but the P heads have a different spark plug angle which wont work unless you use the MAC "P" headers or the motorsport shorties

02-15-2008, 07:52 PM	#26
GP99GT Mr Fantastic Join Date: Aug 2004 Location: West Milford NJ Posts: 7,917 iTrader: (2)	yeah the normal GT40 heads will work, but the P heads have a different spark plug angle which wont work unless you use the MAC "P" headers or the motorsport shorties __________________ Matt B18B1 FTW