valve stem and slick
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Joined: Jul 1999
Posts: 17,271
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From: 51°N 114°W, 3500'
Car: 87 IROC L98
Engine: 588 Alcohol BBC
Transmission: Powerglide
Axle/Gears: Ford 9"/31 spline spool/4.86
Metal screw-in valve stems are manditory in tubeless tires front and rear on all vehicles running 11.99 and quicker.
If your car runs 12.00 and slower then a regular rubber valve stem is fine.
If your car runs 12.00 and slower then a regular rubber valve stem is fine.
thanks for the info stephen.this is my first time with slicks.i have no idea what my et will be ,so when i go to the track ill see whether or not i need the metal screw in.
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