Mitsubishi MT160 - Page 89

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ENGINE
Description
Type Standard value
Repair limit Service limit
Rocker arm
Rocker arm I.D. 18.9 (0.7441)
Clearance between rocker
0.2(0.0079)
arm and shaft
Cylinder block
Camshaft hole I.D.
Front 45 (1.7716)
Center
44 (1.7323)
Rear
34 (1.3386)
Cylinder bore
K3A
65 (2.5591) +0.2
+0.95
(+0.0079)
(+0.0374)
K3C 70 (2.7559)
+0.2
+0.95
(+0.0079) (+0.0374)
Oversize finish tolerance
o to 0,03 (0 to 0.0012)
Taper
of cylinder 0.01 (0.0004) max.
Top surface flatness
0.05 (0.0020) max.
0.1 (0.0039)
( distortion)
Piston
Solid type
Material Aluminum alloy
O.D. (skirt end) K3A
65 (2.5591)
K3C
70 (2.7559)
Clearance between piston
0.3(0.0118)
an~ cylinder
Oversize
0.25
(0.0098),0.50 (0.0197)
0.75 (0.0295)
Piston pin
Semi-floating type
O.D
19 (0.7480)
Clearance between piston
0.08(0.0031)
pin and piston
Clearance between piston
pin and connecting rod
Press-fitting
load:
500 to 1,500 kg
(1,102.3 to 3,306.9 lbs.)
Piston ring
Type and number of rings 3
Compression ring
No.1
Barrel type
No.2
Tapered ring
No.3
Tapered ring
Oil ring
2-59
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