AR01.40-P-9201A Measuring, Boring and Honing Cylinder Bores

Measuring, Boring And Honing Cylinder Bores






Work Instructions
1 Measure cylinder bores
- Measure cleaned cylinder bores using an internal micrometer at the 3 measuring points (1, 2, 3) in the longitudinal and transverse directions.

2 Bore cylinder bores
- When carrying out repairs, machine cylinder bores to match the group code letters of the new pistons.
- The group code letters are inscribed on the piston crown.
- 1st repair size
- 2nd repair size
- Chamfer cylinder bores after boring.

3 Hone cylinder bores
- Honing angle
- Basic peak-to-valley height (R3z) after final-honing and brushing.