
Sierra 18-2205 Mercruiser 1.98:1 Upper Unit Gear Set For 1.98:1 Ratio Drives. Drive Gear = 20 teeth; Driven Gear = 24 teeth. For 120/140 (S/N 2791957 & UP) and Gen II (S/N K999999 &...
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Add to CartFor 1.84:1 Ratio Drives.
Drive Gear = 17 teeth; Driven Gear = 19 teeth.
For V6 and 470/485 (4 cyl. etc.) and Gen II (S/N K999999 & Below)
Interchangeable with:
California Residents:
WARNING
Cancer and Reproductive Harm -
P65Warnings.ca.gov
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