The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - Speed Engineering LS Swap Headers Findings

rgrhoward · 08-23-2018, 10:55 AM

Out of curiosity, has anyone measured the flange thickness on these headers?

I do not see it listed on the web site.

Also, any idea where they are made?

08-23-2018, 10:55 AM	#78
rgrhoward Registered User Join Date: May 2015 Location: Tacoma Posts: 18	Re: Speed Engineering LS Swap Headers Findings Out of curiosity, has anyone measured the flange thickness on these headers? I do not see it listed on the web site. Also, any idea where they are made?