Yamaha F100B F100C Outboards Factory Service Manual, Page 73Get this manual
Special service toolsHose routing Hose routing Fuel, blowby, and cooling water hoses
S60C4010
Blowby hose Fuel hose (fuel pump-to-carburetor) Fuel hose (fuel filter-to-fuel pump) Fuel hose (fuel joint-to-fuel filter) Fuel hose (carburetor-to-carburetor) Hose (acceleration pump-to-carburetor) Hose (carburetor-to-carburetor) Cooling water hose