Derbi BOULEVARD 50 2T Workshop Manual page 14

Characteristics
Piston rings
Name
Compression ring
Compression ring 1st
oversize
Compression ring 2nd
Oversize
Crankcase - crankshaft - connecting rod
AXIAL CLEARANCE BETWEEN CRANKCASE, CRANKSHAFT AND CONNECTING ROD
Name
Connecting rod
shoulder washer
Half-shaft, transmission
side
Flywheel-side half-shaft
Lining between the
shoulders
Cage
Slot packing system
This type of engines foresees the use of one size of basic gaskets.
CHAR - 14
SEALING RING
Description Dimensions
Description Dimensions
11.750-0.05
0.5 ± 0.03
13.75+0.040
13.75+0.040
11.800-0.35
Initials
40 A
40.2 A
40.4 A
Initials
A
G
C
D
40.64 H
B
Quantity
0.10 to 0.25
0.10 to 0.25
0.10 to 0.25
Quantity
clearance E = 0.25 to
0.50
clearance E = 0.25 to
0.50 - clearance F =
0.20 to 0.75
clearance E = 0.25 to
0.50 - clearance F =
0.20 to 0.75
clearance E = 0.25 to
0.50 - clearance F =
0.20 to 0.75
clearance E = 0.25 to
0.50 - clearance F =
0.20 to 0.75
clearance F = 0.20 to
0.75