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General| Brand | Yamaha |
|---|---|
| Model | TT-R90(R) |
| Category | Motorcycle |
| Language | English |
Provides overall dimensions, weight, and engine specifications for the TT-R90(R).
Lists standard and limit specifications for engine components like cylinder head and cams.
Provides specifications for chassis components like suspension and wheels.
Details electrical specifications for CDI, ignition coil, and spark plug.
Details specific periodic maintenance and lubrication tasks and their intervals.
Procedure for measuring and adjusting valve clearances.
How to inspect and adjust the steering head for smooth operation.
Details on the carburetor system, including removal.
Steps for removing the cylinder head assembly.
Procedures for measuring valve stem-to-guide clearance and stem runout.
Steps for installing valve seats, valves, springs, and retainers.
Steps for removing the cylinder, piston, rings, and clips.
Steps for removing and disassembling the left and right crankcase covers.
Detailed steps for removing clutch components like plates, springs, and housing.
Steps for removing and disassembling the oil pump and strainer.
Steps for removing the CDI magneto coupler, pickup coil, and rotor.
Procedures for measuring crankshaft runout, clearances, and width.
Steps for separating crankcase halves and removing the crankshaft.
Steps for removing shift forks, cam, and transmission shafts.
Steps for removing the front fork assembly.
Instructions for removing inner tube, damper rod, oil seal, and outer tube.
Troubleshooting flowchart for ignition system failures.
Procedure for testing the spark plug gap and spark quality.
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