Suzuki GSX-R 1000 Service Manual: Valve guide replacement
- Remove the cylinder head. Refer to “engine top side disassembly” .
- Remove the valves. Refer to “cylinder head disassembly and assembly” .
- Using the valve guide remover, drive the valve guide out toward the intake or exhaust camshaft side.
Special tool
(a): 09916–43211 (valve guide
installer &
remover)
Note
|
- Refinish the valve guide holes in the cylinder head using the reamer and handle.
| Caution when refinishing or removing the reamer from the valve guide hole, always turn it clockwise. |
Special tool
(b): 09916–33320 (valve guide reamer
(9.8
Mm))
(c): 09916–34542 (reamer handle)
- Cool down the new valve guides in a freezer for about one hour and heat the cylinder head to 100 – 150 °c (212 – 302 °f) with a hot plate.
| Caution do not use a burner to heat the valve guide hole to prevent cylinder head distortion. |
- Apply engine oil to each valve guide and valve guide hole.
- Drive the guide into the guide hole using the valve guide installer.
| Caution failure to oil the valve guide hole before driving the new guide into place may result in a damaged guide or head. |
Special tool
(a): 09916–43211 (valve guide
installer &
remover)
(d): 09916–53380 (valve guide
installer
attachment)
|
- After installing the valve guides, refinish their guiding bores using the reamer. Be sure to clean and oil the guides after reaming.
Note
|
Special tool
(c): 09916–34542 (reamer handle)
(e): 09916–33210 (valve guide reamer
(4.5
Mm))
- Reassemble the cylinder head. Refer to “cylinder head disassembly and assembly” .
- Install the cylinder head assembly. Refer to “engine top side assembly” .
Cylinder head related parts inspection
Refer to “cylinder head disassembly and assembly” .
Cylinder head distortion
Decarbonize the combustion chambers.
Check the gasket surface of the cylinder head for
distortion. Use a str ...
Valve seat repair
The valve seats (1) for both the intake and exhaust
valves are machined to three different angles. The seat
contact surface is cut at 45°.
Intake valve
Exhaust valve
...
Other materials:
Starter motor runs but does not crank the
engine
The starter motor runs when the transmission is in neutral, but does not run
when the transmission is in any position
other than neutral, with the side-stand up.
Step
Action
Yes
No
1
Check the side-stand switch. Refer to “side-stand / ignition
inte ...
Gearshift linkage inspection
Refer to “gearshift shaft / gearshift cam plate removal and installation” .
Gearshift shaft
Check the gearshift shaft for bend or wear.
Check the return spring for damage or fatigue.
If any defects are found, replace the defective part(-s).
Gearshift shaft oil seal
Inspect the gearshif ...
Transmission related parts inspection
Refer to “transmission removal” , “transmission installation” and
“countershaft gear / driveshaft gear disassembly and assembly” .
Gearshift fork to groove clearance
Note
the clearance for each gearshift fork plays
an important role in the smoothness and
positiveness of the ...