Mercury GO BOLDLY 25 EFI Operation, Maintenance And Installation Manual page 34

GENERAL INFORMATION
Parameter Specification
Gear ratio 2.17:1
Premium Gear Lubricant or SAE 80W‑90
Gear lubricant type
API GL‑4
Gearcase lubricant capacity 460 ml (15.6 fl oz)
Electronic engine control (EC)
Emission control system
Multiport fuel injection (MFI)
24
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