Cylinders, pistons
Cylinders, pistons |
1. |
Cylinder bore reference marking
|
2. |
Cylinder bore
|
3. |
3-piece (steel), 2 scraper rings, 1 expander
|
4. |
Minute and double trapezoid rings
|
5. |
Square ring
|
6. |
Piston diameter
|
Engine | Z 18 XE | |
Ø Cylinder bore | ||
Normal dimension | ||
reference 99, mm | 80,485 - 80,495 | |
reference 00, mm | 80,495 - 80,505 | |
reference 01, mm | 80,505 - 80,515 | |
Reference 05, mm | 80,545 - 80,555 | |
Oversize | ||
Reference 00 + 0.5, mm | 80,995 - 81,005 | |
reference 7 + 0.5, mm | ||
Ø Piston | ||
Normal dimension | ||
reference 99, mm | 80,455 - 80,465 | |
reference 00, mm | 80,465 - 80,475 | |
reference 01, mm | 80,475 - 80,485 | |
Reference 05, mm | 80,515 - 80,525 | |
Oversize | ||
Reference 00 + 0.5, mm | 80,965 - 80,975 |
Engine | Z 18 XE | |
Piston rings | ||
Square ring | ||
Height, mm | 1,20 | |
Ring gap, mm | 0,30 - 0,50 | |
Height clearance, mm | 0,03 - 0,05 | |
Hook ring | ||
Height, mm | 1,20 | |
Ring gap, mm | 0,30 - 0,50 | |
Height clearance, mm | 0,02 - 0,04 | |
Oil scraper ring | ||
Height, mm | 2,0 | |
Ring gap, mm | 0,40 - 1,40 | |
Height clearance, mm | 0,01 - 0,03 | |
Ring gap offset | 120° |
Engine | Z18 XE | |
Piston pin | ||
Length, mm | 57 | |
Diameter, mm | 17,997 - 18,000 | |
storing | shrink-fitted in the connecting rod | |
Play | ||
in piston, mm | 0,010 - 0,022 | |
in connecting rod, mm | 0,0 |