Black polypropylene fitting designed for installation through deck or bulkhead. 19mm hose tail on inside of the flange fitting and a 3/4″ NPT U.S.A. external thread on the outside. External access adjustable flow valve and sealing cap.
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Mercury-Mercruiser 8M0103774 Exhaust Manifold Assembly Port
BALL VALVE COMP 3/4 BSP PKG 




