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General| Brand | Yamaha |
|---|---|
| Model | YZ Series |
| Category | Motorcycle |
| Language | English |
Recommended fuel types and notes on octane rating and usage.
Instructions for mixing oil with gasoline for lubrication.
Critical maintenance for performance and engine life, cleaning foam filters.
Essential checks before riding for break-in, practice, or race.
Identifying issues like rich or lean mixtures from engine symptoms.
Overview of the six carburetor components and their roles.
Effect of the main jet on fuel flow at 3/4 to full throttle.
How the jet needle and needle jet affect mixture in the 1/4 to 3/4 throttle range.
Procedures for evaluating carburetor performance using spark plug reading.
Essential for optimum performance; how to interpret plug condition.
How oil level affects damping and fork stiffness.
Adjusting spring preload for stiffness and rebound.
Diagnosing issues like too hard or too soft front forks.
Diagnosing issues like too hard or too soft rear shocks.
Common suspension problems and their solutions.
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