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handsomerob · 04-13-2010, 09:34 PM

I'm using Headman 69130 on a 72 C20 with a 572 in it. I had to notch the passenger side frame rail both top and bottom to clearance the header. These are 2" primaries into 3" collectors.

04-13-2010, 09:34 PM	#8
handsomerob Registered User Join Date: Jan 2010 Location: Wawa, Ontario Posts: 106	Re: Headers for Big Block in 67' I'm using Headman 69130 on a 72 C20 with a 572 in it. I had to notch the passenger side frame rail both top and bottom to clearance the header. These are 2" primaries into 3" collectors.