815822A47 Mercruiser GEAR HOUSING ASSEMBLY, Counter Rotation (1.47:1 - 1.62:1 - 1.81:1 - 1.94:1 RATIO)

SEI MARINE PRODUCTS - SE118, Lower Counter Rotation Replaces Mercruiser 815822A47
SEI Marine Products Replaces most Alpha I Generation II sterndrives || To determine if you have a counter rotation unit on your twin engine boat, it is easiest to look at the props. If the props are identical orientation, then they are both standards. If the prop blades are opposite, then the port should be a counter rotation. || Uses the latest style speedometer fitting - OE#860382. This part is not included and will be required to have a working speedometer. || Replaces OE#: 815822A47