Yamaha WRB650P 1991 Waverunner Schematics

As a spare parts specialist, I'm excited to provide you with the comprehensive schematics for your Yamaha WRB650P 1991 Waverunner. With its powerful engine and sleek design, this jet ski is a popular choice among water sports enthusiasts. In this section, we'll delve into the detailed diagrams that will help you identify the correct parts for maintenance, repairs, or upgrades.

Engine Components

The heart of your Waverunner is the powerful 650cc engine. The schematics include diagrams for:

• CYLINDER - CRANKCASE: A critical component that houses the combustion chamber and crankshaft.
• CRANKSHAFT - PISTON: The combination of these two parts is essential for converting the energy stored in fuel into motion.

Air, Fuel, and Cooling Systems

To keep your engine running smoothly, it's crucial to understand the air, fuel, and cooling systems. Our schematics include:

• AIR FILTER: A vital component that ensures clean air reaches the engine.
• CARBURETOR: The device that mixes air and fuel for efficient combustion.
• OIL PUMP: Responsible for lubricating critical components throughout the engine.

Jet Pump and Exhaust Systems

The jet pump and exhaust systems are designed to work in harmony, propelling your Waverunner through the water. Our schematics include:

• JET UNIT 1 & 2: The heart of the jet pump system, responsible for generating thrust.
• EXHAUST 1 & 2: Critical components that help dissipate heat and reduce noise.

Electrical and Starting Systems

To get your Waverunner started, you'll need to understand the electrical and starting systems. Our schematics include:

• STARTING MOTOR: The device that provides the initial power needed to start the engine.
• ELECTRICAL 1 & 2: Critical components that distribute power throughout the vehicle.

Hull, Deck, and Graphic Components

The hull, deck, and graphic components are essential for maintaining the structural integrity and aesthetics of your Waverunner. Our schematics include:

• HULL - DECK: The foundation of your jet ski, providing a solid platform for the engine and other components.
• GUNWALE - MAT: Critical components that help protect the deck and hull from damage.
• GRAPHIC - TOOL: Essential components that enhance the visual appeal of your Waverunner.

Additional Components

To keep your Waverunner running smoothly, it's essential to understand the additional components that make up its overall system. Our schematics include:

• OIL TANK: The container that holds vital engine lubricant.
• FUEL FILTER: A critical component that ensures clean fuel reaches the engine.
• FUEL TANK: The reservoir that supplies fuel to the engine.
• SEAT: The comfortable seating area designed for riders.
• CONTROL CABLE: Critical components that help control the jet pump and steering systems.

Technical Bulletins

To ensure you have the most up-to-date information, we've included two technical bulletins:

• • TECHNICAL BULLETIN PG.1 *
• • TECHNICAL BULLETIN PG.2 *

These bulletins provide valuable insights into maintenance, repairs, and upgrades for your Yamaha WRB650P 1991 Waverunner.

By exploring these comprehensive schematics, you'll gain a deeper understanding of the complex systems that make up your Waverunner. Whether you're a seasoned rider or just starting out, this information will help you keep your jet ski in top condition, ensuring many hours of fun on the water.