Suzuki GSX-R 1000 Service Manual: Valve guide replacement

Suzuki GSX-R 1000 Service Manual / Engine / Engine mechanical / Repair instructions / 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

discard the removed valve guide subassemblies.
Only oversized valve guides are available as replacement parts. (Part no. 11115- 29G70)

Suzuki GSX-R. Valve guide replacement

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)

Suzuki GSX-R. Valve guide replacement

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)

Suzuki GSX-R. Valve guide replacement

Cylinder head
13.7 – 13.9 Mm (0.54 – 0.55 In) [in and ex]

Suzuki GSX-R. Valve guide replacement

After installing the valve guides, refinish their guiding bores using the reamer. Be sure to clean and oil the guides after reaming.

Note

be sure to cool down the cylinder head to ambient air temperature.
Insert the reamer from the combustion chamber and always turn the reamer handle clockwise.

Special tool (c): 09916–34542 (reamer handle)
(e): 09916–33210 (valve guide reamer
(4.5 Mm))

Suzuki GSX-R. Valve guide replacement

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:

DTC “c29” (p1654-h/l): secondary throttle position sensor (stps) circuit malfunction
Detected condition and possible cause Detected condition Possible cause C29 Output voltage is not within the following range. Difference between actual throttle opening and opening calculated by ecm is larger than specified value. 0.15 V ≤ Sensor ...

Steering / steering damper related parts inspection
Refer to “steering / steering damper removal and installation” . Inspect the removed parts for the following abnormalities: Steering stem Distortion of the steering stem and brackets. Bearing Bearing wear or damage abnormal bearing noise race wear or damage &nbs ...

Rear brake light switch inspection
Inspect the rear brake light switch in the following procedures: lift and support the fuel tank. Refer to “fuel tank removal and installation” in section 1g (page 1g- 9). Disconnect the rear brake light switch lead wire coupler (1). Inspect the rear brake light swi ...