Race Ramps Flatstoppers - (Set of 4) Thread Sealant 498 in Bore

498 in Bore

Flows 88 GPH at 9 psi

GM F-Body 1969 / GM X-Body 1969-72

Also ideal for Chevy 4

490 Shank Style Lug Nut Set (7/16-20 Thread Size) - Set of 4 Lug Nuts and 4 Washers

Race Ramps Flatstoppers - (Set of 4) Thread Sealant 498 in BoreFlatStoppers(R) keep tires from flat spotting during long periods of storage. FlatStoppers(R) were developed as a solution for people having problems with tires developing flat spots when a vehicle is parked for 30 days or longer. Once tires are set on FlatStoppers (on a level surface), they settle into the pads concave depression, which helps support more of the tire. This disperses the weight of the car more evenly onto the tire helping to prevent