Gilera GP 800 i.e. - Piston Rings

- Check that coating is free from flakes.
- Check that the head matching surface exhibits no
deformations or wear.
Characteristic
Maximum allowable run-out:
0.05 mm
- Pistons and cylinders are classified into categories based on their diameter. The coupling is carried
out in pairs (A-A, B-B, C-C, D-D).
Piston rings
*Fit rings «2» and «3» with the word «TOP» facing upwards.
** Position the openings in the rings as shown here.
***Value «A» of sealing ring inside the cylinder.
Check the size of the sealing ring opening:
Compression ring: 0.15 ÷ 0.35 mm. Max. value 0.5 mm
Oil scraper ring: 0.25 ÷ 0.50 mm. Max. value 0.65 mm
Oil scraper ring: 0.25 ÷ 0.50 mm. Max. value 0.65 mm
Characteristics GP 800 i.e.
CHAR - 18