Longacre Tire Pressure Relief Valves (Set of 4) - 3-38 PSI SR76751H Turning the adjustment knob will

Turning the adjustment knob will extend spring cup up to 7/8" to increase or decrease spring pressure

GM 1997-2013

134 lb/in Spring Rate

Bearings / Gasket / Hardware / Seals / Shims / Thread Locker

Longacre Tire Pressure Relief Valves (Set of 4) - 3-38 PSI SR76751H Turning the adjustment knob willTire Pressure Relief Valves 100 mesh inlet filter to keep dirt inside tire from plugging TIRELIEF? Light weight aluminum only 9 grams won't affect wheel balance NOTE: TIRELIEFS? are designed ONLY to relieve normal tire pressure buildup ON THE TRACK. They should not be used as a safety device Longacre is an established brand name in the racing industry and is recognized for dedication to quality, innovation and customer satisfaction. Check out our