Lifan M27VTE - Page 43

III.
fitting clearance and wear
limit
S/I.{
Name Normal value
mm) Wear
limit
(mm)
1 Bore
78.02 18.19
2 Outer
dia. of
piston
skirt
17 9.7
77.62
3 Clearance
between
piston
and cylinder
0.035-0.06
0.12
4
Dia. of
oiston oin
hole
18.017 18.0s2
5 Outer
dia. of
piston pin
l8
t7.982
6 Clearance between
piston pin
and hole 0.006-0.035
0.08
1 Clearance between
piston
ring
and cylinder
0.03-0.06
0.l5
8 Width of niston
rins
2.0
t.75
9 Width
of scraper
ring
2.5
2.4
10
Piston rins
sao
0.2-0.4
1.0
11 Scraner
rins
sao
0.2-0.1
1.0
12
Inner dia. of
tie-rod big end
40.041
40.09
t3
Inner dia. of tie-rod small
end
18.017
18.07
l4 Oil
clearance of tie-rod bie end
0.040-0.066
0.12
15
Side clearance oftie-rod
bie end
0.1-0.7
1.0
t6 Dia. of crankshaft
37.959 37.91
T'7 Clearance
of intake valve
0.1 5
+
0.02
18 Clearance of exhaust valve 0 20+0 02
t9 Dia. of
intake
stem
6.58
6.43
20 Dia. of exhaust stem
6.56 6.41
2t Inner
dia.
of valve
zuide
6.60 6.60
22 Clearance between
intake valve and
valve
guide
0.02-0.047
0.10
23 Clearance between
exhaust valve and valve
guide
0.04-0.067 0.12
42