Cylinder/Piston - Dinli DL-801 Service Manual

ENGINE

CYLINDER/PISTON

SERVICE INFORMATION
GENERAL INSTRUCTIONS
The cylinder and piston can be serviced with the engine
installed in the frame. After disassembly, clean the removed
parts and dry them with compressed air before inspection.
SPECIFICATIONS
I.D.
Warpage
Cylinder
Cylindricity
True roundness
Ring-to-groove
clearance
Ring end gap
Piston,
piston ring
Piston O.D.
Piston O.D. measuring position
Piston-to-cylinder clearance
Piston pin hold I.D.
Piston pin O.D.
Piston-to-piston pin clearance
Connecting rod small end I.D. bore
Standard (mm)
ψ72.70 – 72.715
Top
Second 0.015 – 0.050
Top 0.10 – 0.25
Second 0.15 – 0.30
Oil ring 0.25 – 0.7
ψ72.67 – 72.66
0.030 – 0.055
ψ17.002 – 17.008
ψ16.995 – 16.990
0.007 – 0.018
ψ17.010 – 17.028
【6-14】
Service Limit (mm)
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0.02
10.0
ψ72.8
0.050
0.012
0.012
0.09
0.09
0.50
0.50
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ψ72.60
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0.10
ψ17.04
ψ17.960
0.025
ψ17.05