If you are not seeing an assembly that works for you

Comes with a 3/8" male quick connect adapter installed

SIMPSON® 79cc engine with low oil shutdown feature

high performance and durability

This part is essential for the pump's operation

Pirate Brand Aluminum Jacket 1-1/4" NPSM 1-1/4 Entry 1/4" Bore Big Gun Long Venturi SiAION Nozzle 2-50-hp If you are not seeingNOZZLE, SiAION, BIG GUN LONG VENTURI, 1 4" BORE, 1 1 4" ENTRY, 1 1 4" NPSM THREAD, ALUM JACKET Product Notes: WARNING IT IS RECOMMENDED THAT NOZZLES WITH ALUMINUM THREADS NOT BE USED WITH ALUMINUM NOZZLE HOLDERS AS THEY WILL BECOME STUCK INSEPARABLE. SiAION BIG GUN NOZZLES NOT FOR USE WITH STEEL GRIT USE TUNGSTEN CARBIDE VERSION PN: 888 5001 304PB SiAION HIGH PERFORMANCE & LIGHT WEIGHT MATERIAL SIAION NOZZLES OFFER SERVICE LIFE AND DURABILITY SIMILAR