1991 Johnson Evinrude EI 60 Loop V Models 150, 175 outboards Service Repair Manual P/N 507950, Page 48Get this manual

1991 Johnson Evinrude EI 60 Loop V Models 150, 175 outboards Service Repair Manual P/N 507950, Page 48

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Fuel Requirements Minimum Octane Models 150,175 Recommendation See fuel classifications below(R+M)2"Al"
AII parts of the fuel system should inspected frequently and replaced if signs of deterior