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litew8 · 02-29-2012, 12:57 AM

Sorry Ryan, the Machinest question was directed @ Vintage. The exhaust manifolds/headers - I don't think it's a measurable difference for casual driving.

02-29-2012, 12:57 AM	#147
litew8 Registered User Join Date: Jul 2011 Location: Des Moines, Iowa Posts: 3,016	Re: 72 K20 been parked for 31 years!! Sorry Ryan, the Machinest question was directed @ Vintage. The exhaust manifolds/headers - I don't think it's a measurable difference for casual driving. __________________ project: "my happy mess" Last edited by litew8; 02-29-2012 at 01:03 AM.