I run Hoosier 29.5 x 11.5W slicks with no tubes. I coat the inside walls of the slicks with dishwashing liquid soap. They hold air all year. Also, I put a little silicone on the threads when installing the rim screws.
I would also recommend a slick with a stiff sidewall. Especially in a heavy car.
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1978 Pontiac Grand LeMans.......out next year
Previous - 2001 Jerry Haas-built P/S Grand Am - former WJ car, Hoffman Racing 535" IA2, Tiger Heads/Intake, Single Dominator, PG
Best ET: 7.776 @ 175.94, 1.096 60', 2375 lbs.
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