Features: & High-Quality partsDesign improved for more bility, stable and updated characteristics, high reliability.Perfect match and direct repment of parts.Specifications:Does NOT fit injected enginesBoth inlet & outlet are threaded -low preure for carbureted engine onlyLow preure . Operation Preure: 9-14psiUse: oline, PetrolVoltage: DC 12VElectric current:≤ 2.5AFlow:≥100L/HThis is the same as the booster . It delivers at low preure, from the tank, through the filter, to the Hi preure . Part number is 861155A3 for the boost and 861156A1 for the High preure . Low preure has is threaded outlet and inlet connections. High preure is threaded ONLY on the inlet side.Manufacturer Part Number: 861155A3.Interchange Part Number: Mercruiser 861155A3 / Mallory 935432 / SIERRA 18-8868.Compatibility:1998 MARINE 4.3L 2622000 MARINE 5.0L 3052000 MARINE 5.7L 350Fits with MCM/MIE 4.3L/V6 and 5.0L/V8 Gen+ and some 350 ci carburetors*Note: Please confirm the OE number and compare old parts before purchase.861156A1,807949A1,PH500-M014Reps Mercruiser 861156A1Fits V6 & V8 Engine ModelsFits Mercruiser V6 and V8 305/350/377/454/502 EFI.Used on 4.3L V6, 5.0L, 5.7L V8 TBI , EFI , MPI injected engines.Note this connects with a plug on a cableReps Mercruiser #: 861156A3Reps Mercruiser 861156A1Fits Mercruiser V6 and V8 305/350/377/454/502 EFI.Mercruiser 861156A1807949A1PH500-M014861156A03861156A2126511216PH500M014305 350 454 502Package Include:1Set x Electric Kit.