The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - Header Gaskets Round Or Square, what brand have you had luck with

chas350 · 02-16-2010, 02:56 PM

I have found that header bolts always need retightening with new composite gaskets after 1-2 heat cycles as the gasket compress's when its heated. Although I don't believe it would be necessary with copper gaskets, only composite type.

02-16-2010, 02:56 PM	#9
chas350 Registered User Join Date: Mar 2007 Location: Connecticut Posts: 581	Re: Header Gaskets Round Or Square, what brand have you had luck with I have found that header bolts always need retightening with new composite gaskets after 1-2 heat cycles as the gasket compress's when its heated. Although I don't believe it would be necessary with copper gaskets, only composite type. __________________ "I'll Procrastinate Tomorrow" quote by LEEVON 71 K10 long fleet (sons truck) new 370hp 355, sm465 np205, 3.73's 33's 70 K20 long fleet 98 G3500 work van