General data, torque settings and capacitiesConnecting rods
Connecting rods
| Type | Horizontally split big-end, plain small end |
| Big-end bearing / Connecting rod end-float | 0.10 - 0.25 mm |
Pistons
| Type | Aluminium alloy, tin plated, thermal expansion with offset gudgeon pin |
| Piston diameter: |
| Grade A | 79.975 - 79.990 mm |
| Grade B | 79.991 - 80.005 mm |
| Clearance in bore | 0.01 - 0.04 mm |
| Maximum ovality | 0.30 mm |
Piston rings
Type:
| Top compression ring | Barrel faced, granulite coated |
| 2nd compression ring | Tapered, phosphate coated |
| Oil control ring | Nitrided ring with radii and spring |
| New ring to groove clearance: |
| Top compression ring | 0.040 - 0.072 mm |
| 2nd compression ring | 0.030 - 0.062 mm |
| Oil control ring | 0.010 - 0.180 mm |
| Ring fitted gap 20 mm from top of bore: |
| Top compression ring | 0.20 - 0.35 mm |
| 2nd compression ring | 0.28 - 0.48 mm |
| Oil control ring | 0.15 - 0.40 mm |
| Piston ring width: |
| Top compression ring | 0.978 - 0.990 mm |
| 2nd compression ring | 1.178 - 1.190 mm |
| Oil control ring | 0.33 - 0.38 mm |
Gudgeon pins
| Type | Semi-floating, off-set towards thrust side |
| Fit in connecting rod | Interference fit |
| Diameter: |
| RED | 17.997 - 18.000 mm |
| GREEN | 17.994 - 17.997 mm |
| Length | 52.3 - 52.6 mm |
03 General
