07-25-2013, 01:21 PM
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Senior Club Cobra Member
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Join Date: Mar 2005
Location: Manchester,
NH
Cobra Make, Engine: AK1085 (302 Street), HTM111 (427 Comp), CSX2375R (289 Comp) and COB5999 (427 S/C)
Posts: 19,008
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Not Ranked
I would keep it simple.
Auto seam sealer which is usually a moisture cure urethane. Paint brush on or use a tube....
OEM use it cause it works and remains slightly flexible and resist cracking.
Found at better parts stores.
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