Waste gate, Blow off Valve, guage, boost controller all need a vacuum/psi source to function. This compact block covers all those items at one time. The 7/32 barb fittins are very tight fit to keep the hoses n place. Compact size lets this block be eaily hidden on the engine, or if you want to mount it to a solid panel there is a mounting holse already in place. In case you do not need all ports we have included a 1/8npt pipe plug. Kit comes with 1) Block, 5) 1/8npt x 7/32 hose bard fittings, 1) 1/8npt pipe plug
