MerCruiser 45-853647 Alpha One Driveshaft Gen II Lower Gearcase 3.0L 4.3L 1998Up Mercruiser Propeller Item Description Mercury Part Number

Item Description Mercury Part Number 1399-586 Tillotson Carburetor Carb Needle & Seat Assembly for Mark 5

It is best to find which number is stamped on yours and just replace it with one of the same number

0L 4cyl / 215E / 215H / 225 / 228 Chevy GM V8 305 5

UNPAINTED (RAW) MACHINED ALUMINUM

I'm sure there is a replacement in the included kit if you want to replace this

MerCruiser 45-853647 Alpha One Driveshaft Gen II Lower Gearcase 3.0L 4.3L 1998Up Mercruiser Propeller Item Description Mercury Part NumberItem Details MerCruiser Lower Unit Drive Shaft 45 853647 used in all MerCruiser Gen II Sterndrive gearcases 1998 & UP (1. 81: 1 1. 94: 1 2. 00: 1 2. 40: 1) Ratio (which is 3. 0L & 4. 3L) Basically the difference between 45 853648 & 45 853647 is that the 45 853648 was the "heavy duty" version of 45 853648. Dimensionally they were the same otherwise, and the 1998 & up gearcases used a different bearing & retainer on the shaft. This will also replace 45