Acetylene/Fuel Gas Adapter - A Size Male to 1/8 NPT Male Acetylene/Fuel Gas Adapter "A" Male-1/8" Male | Arc-Zone.com [WES-133 (B-7)] - $3.00 : Arc-Zone.com, Welding Accessories Store
1/8" NPT Female To 1/2" BSP Male Reducer Oil Pressure Gauge Adapter | eBay
FITTING, ADAPTER, 1/8" NPTF FEMALE TO 1/16" NPT MALE, FOR FORD FUEL RAIL