Manuals through 2025 now available!
Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.
LEMON is the spiritual successor to CHARM, I recommend you try it!
Link:
lemon-manuals.la or
lemon-manuals.org.ua
(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)
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Piston
GENERAL SPECIFICATIONS Diameter Measured at 43 mm from outer perimeter top of
piston to the pin axis.
Coded Grade 1
82.390-82.410 mm
Coded Grade 2
82.398-82.442 mm
Coded Grade 3
82.410-82.430 mm
Piston to Bore Clearance
0.012 to 0.022 mm
Pin Bore Diameter
21.008-21.012 mm
Ring Groove Width
Compression (Top)
1.230-1.245 mm
Compression (Bottom)
1.530-1.545 mm
Oil Ring
3.030-3.055 mm