Ok, some of you may have seen my post in 69-72 blazer section. Bought
two rolls of Fatmat Extreme. Laid two layers on floor, firewall and doors and..
http://67-72chevytrucks.com/vboard/s...d.php?t=178466
WOW. Smooth driving! Roadnoise with the top off was near gone and the engine was quiet and smooth sounding
I am going to use this stuff on my 77 blazer and my 99 Civic also. Easy to work with, sticks great, cuts easy.
Can buy on Ebay or at Fatmat website, same name as product.
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69 K5 CST stock- 350, 4speed
77 K5 - 383, auto, 6" lift, D60 front, 14b rear, 39" tsl's,