Piston Rings - PIAGGIO MSS ZIP 100 4T Service Manual

MSS ZIP 100 4T
Name
Piston 1st Oversize Ø P
50.162±0.014
Cylinder 2nd Oversize
Ø C 50.4+0.021-0.007
Cylinder 2nd Oversize
Ø C 50.4+0.021-0.007
Piston 2nd Oversize Ø
P 50.362±0.014
Piston 2nd Oversize Ø
P 50.362±0.014
Cylinder 3rd Oversize Ø
C 50.6+0.021-0.007
Cylinder 3rd Oversize Ø
C 50.6+0.021-0.007
Piston 3rd Oversize Ø P
50.562±0.014
Piston 3rd Oversize Ø P
50.562±0.014

Piston rings

Name
1st Compression ring
2nd Compression ring
Scraper ring
1st Compression ring
2nd Compression ring
Scraper ring
1st Compression ring
2nd Compression ring
Scraper ring
1st Compression ring
2nd Compression ring
Scraper ring
Initials Cylinder
D1 50.214 ÷ 50.221
A2 50.393 ÷ 50.400
B2 50.400 ÷ 50.407
C2 50.407 ÷ 50.414
D2 50.414 ÷ 50.421
A3 50.593 ÷ 50.600
B3 50.600 ÷ 50.607
C3 50.607 ÷ 50.614
D3 50.614 ÷ 50.621
S
EALING RINGS
Description Dimensions
50 x 1
50 x 1
50 x 2
1st Oversize 50.2 x 1
1st Oversize 50.2 x 1
1st Oversize 50.2 x 2
2nd Oversize 50.4 x 1
2nd Oversize 50.4 x 1
2nd Oversize 50.4 x 2
3rd Oversize 50.6 x 1
3rd Oversize 50.6 x 1
3rd Oversize 50.6 x 2
Characteristics
Piston Play on fitting
50.169 ÷ 50.176 0.038 ÷ 0.052
50.348 ÷ 50.355 0.038 ÷ 0.052
50.355 ÷ 50.362 0.038 ÷ 0.052
50.362 ÷ 50.369 0.038 ÷ 0.052
50.369 ÷ 50.376 0.038 ÷ 0.052
50.548 ÷ 50.555 0.038 ÷ 0.052
50.555 ÷ 50.562 0.038 ÷ 0.052
50.562 ÷ 50.569 0.038 ÷ 0.052
50.569 ÷ 50.576 0.038 ÷ 0.052
Initials Quantity
A 0.10 ÷ 0.25 (0.40)
A 0.10 ÷ 0.25 (0.35)
A 0.20 ÷ 0.70 (0.80)
A 0.10 ÷ 0.25 (0.40)
A 0.10 ÷ 0.25 (0.35)
A 0.20 ÷ 0.70 (0.80)
A 0.10 ÷ 0.25 (0.40)
A 0.10 ÷ 0.25 (0.35)
A 0.20 ÷ 0.70 (0.80)
A 0.10 ÷ 0.25 (0.40)
A 0.10 ÷ 0.25 (0.35)
A 0.20 ÷ 0.70 (0.80)
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