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What to use to plug up 2 firewall holes?

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Old 10-31-2004, 10:42 PM
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Car: Red Rooster
Engine: 305 TPI
Transmission: M5
What to use to plug up 2 firewall holes?
Anu ideas??

They are about 1/2 inch in diameter..
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Old 10-31-2004, 11:02 PM
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Car: 1989 Iroc-Z
Engine: 5.7L TPI
Transmission: 700R4
Is visibility a factor in this? You could take some thin pieces of metal and sealant on both sides of the firewall
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Old 10-31-2004, 11:10 PM
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Car: 1966 impala , 1998 sebring vert,1978 buick regal turbo, 1991 chevy silverado 3/4ton 4x4 lifted
Engine: 283, 2.5,3.8 turbo 350
Transmission: powerglide,auto overdrive, th350,4L80
go to a hardware store and buy some black rubber grommets without the holes cut in the center and plug them up ...used them before no problems they only run about 50 cents a peice...
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