LONCIN G250F User Manual

Section 4 Disassembly and service
3) Remove the connecting rod and measure the plastic
gauge.
4) If the clearance exceeds the service limit, replace
the connecting rod and recheck the clearance.
After using new connecting rod, the clearance still
exceeds the service limit, lap the neck journal and
use a connecting rod lower than standard value.
Camshaft cam height
Standard
Service limit
IN
28.52 mm
Replace under
28.27 mm
EX
28.56 mm
Replace under
28.31 mm
Camshaft OD
Standard
Service limit
13.966~13.984 mm
13.916 mm
Note the location of the decompressor mechanism,
check to be sure it moves freely.
Camshaft axletree ID
Standard
Service limit
14.0~14.018 mm
14.048 mm
Standard
Service limit
0.040-0.063 mm
0.12 mm
Do not rotate the crankshaft while the
tightening connecting rod bolt
4-30

LONCIN G250F Specifications

General

Brand	LONCIN
Model	G250F
Category	Engine
Language	English