● Connection rod big end side clearance
Standard(mm) Service limit(mm)
0.1-.0.4 0.8
● Oil film clearance of connection rod big end
(1) Wipe off the oil on the surface of crankshaft neck.
(2) Set the plastic wire feeler at the crankshaft neck and install the connection rod. Tighten the bolt to the
prescribed torque, pay attention that don’t revolve the crankshaft. The tighten torque is 8 to 10N.m.
(3) Disassemble the connection rod, measure the plastic wire feeler thickness.
(4) Replace the connection rod if the clearance exceeds the service limit and measure the clearance
again. Grind the crankshaft neck if the new clearance still exceeds the service limit, and use the
connection rod less than the standard valve.
Standard(mm) Service limit(mm)
0.040-0.066 0.120
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