Longacre Barrel Valve Setting Tools

Longacre barrel valve setting tools allow you to make fuel adjustments on the fly. By twisting the dials you can adjust how much fuel is going into the engine and how much gets held back at idle. This becomes crucial in high-performance drag racing applications where idle can become a problem. Set your valves quickly and accurately with Longacre barrel valve setting tools, so you can stop worrying about idle issues—and focus on winning the race! Each tool comes with two gauges, one hose, fittings, and a shut-off valve.