Sierra 18-3599-2 Circulating Water Pump Replaces 8503991
Sierra 18-3599-2 Circulating Water Pump Replaces 8503991, Sierra 18-3599-2 Water Circulating PumpSierra high-quality engine parts are designed to meet OEM specifications. Fits Both Standard and Counter Rotating Engines. Fits GM V-6 (s/n 1A063239 & below) & V-8 (305, 350 & 377 CID) engines.; Mounting Gaskets Included; Interchangeable with: Crusader; 20318; 7142520; Mercruiser Stern Drive; 878341; 811841; 850399; FI1101208; FI1100742; FI1101292; 54793; 35341; 37951; 52226; 60658; 17437; 850399002; 8503991; 46-8M0113734; Pleasurecraft; RA057018; Volvo Penta; 3853850; Supersedes 18-3583, 18-3599-1