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JIM1009 · 03-17-2014, 04:20 PM

Yes the manifolds make more sense. I was thinking maybe better flow through headers.

03-17-2014, 04:20 PM	#7
JIM1009 Registered User Join Date: Mar 2014 Location: LORAIN, OHIO Posts: 6	Re: 409 in 60-66 pick-up Yes the manifolds make more sense. I was thinking maybe better flow through headers.