Yamaha Stern Drives 1989-1991 - General Information/Tools

Yamaha stern drives, 1989-1991. Part #: b787. Chapter one / general information. Chapter two / tools and techniques. Chapter three / troubleshooting. Chapter four / lubrication, maintenance and tune-up. Pre-operational checks / starting checklist / post-operational checks / cooling system flushing / engine maintenance and lubrication / stern drive lubrication and maintenance / engine tune-up / compression check / ignition system / carburetor / specifications. Chapter five / lay-up, cooling system and fitting out. Lay-up / cooling system draining refilling / fitting out / engine submersion / specifications. Chapter six / inline engine. Removal installation / engine mounts alignment / valve cover / manifolds / rocker arms / crankshaft pulley and harmonic balancer / crankcase front cover and oil seal / camshaft / timing gear / oil pan / oil pump / cylinder head / valves and seats / valve lifters lash adjusters / piston/connecting rod assembly / rear crankshaft oil seal and retainer / crankshaft end play / flywheel / cylinder block / core plug / specifications. Chapter seven / gm v6 and v8 engines. Removal installation / engine mount alignment / valve covers / manifolds and elbow / rocker arms / crankshaft pulley and harmonic balancer / crankcase front cover and oil seal / timing chain and sprockets / camshaft / valve lifters / oil pan / oil pump / cylinder head / valves and valve seats / piston/connecting rod assembly / rear main bearing oil seal / crankshaft / flywheel / cylinder block / core plug / specifications. Chapter eight / fuel delivery system. Flame arrestor / carburetors / fuel pump and anti-siphon devices / specifications. Chapter nine / cooling system. Thermostat / hose replacement / engine circulating pump / seawater pump / power steering oil cooler (v6 and v8) / cooling system maintenance / drive belts / specifications. Chapter ten / electrical systems. Battery / charging system / starting system / ignition system / ignition coils / switches and connectors / ignition switch / shift interruption switch / relays / oil pressure gauge and sending unit / oil pressure switch / water temperature sending unit / water temperature switch / seawater flow switch yems models / electrical protection / specifications. Chapter eleven / stern drive and upper gear housing. Stern drive service / upper gear housing assembly / specifications. Chapter twelve / gearcase housing (lower unit). Lower gear case housing assembly / propeller / specifications. Chapter thirteen / transom assembly. Transom shift cable / pivot housing / gimbal ring / gimbal bearing and seal / gimbal housing and transom plate / exhaust collector / shift cable / specifications. Chapter fourteen / power trim and tilt system. Trim cylinders / specifications. Chapter fifteen / steering systems. Mechanical steering system / power steering system / specifications. Index. Wiring diagrams. Manufacturer: clymer.