Perkins 103-06 Workshop Manual page 63

Inspection items
PISTON RING 103-09 (Continued)
Piston ring groove-to-ring clearance
No. 1 ring
No. 2 ring
Oil ring
Ring width
No. 1 ring
No. 2 ring
Oil ring
PISTON RING 103-10
Piston ring gap:
No. 1 ring
No. 2 ring
Oil ring
Piston ring groove-to-ring clearance
No. 1 ring
No. 2 ring
Oil ring
Ring width
No. 1 ring
No. 2 ring
Oil ring
CONNECTING ROD
Twist between small and large end
holes (per 100mm)
Straightness at 100mm between small
and large end hole
Front-to-rear clearance between
connecting rod and crank pin
Connecting rod bearing-to-crank pin
clearance
Crush height of large end bearing
Connecting rod bearing
(inner diameter x width)
Connecting rod bolt torque kg-m
Weight difference with piston gram
Crush height of small end bush
CRANKSHAFT
Diameter of journal
Diameter of pin
Standard Standard
Dimension Value
0.06-0.1
(.002-.003")
0.05-0.09
(.002-.0035")
0.02-0.06
(.0007-.002")
2 1.97-1.99
(.079") (.077-.078")
1.5 1.47-1.49
(.059") (.058-.059")
4 3.97-3.99
(.157") (.156-.157")
0.2-0.35
(.007-.013")
0.15-0.30
(.0059-.012")
0.15-0.35
(.0059-.014")
0.06-0.1
(.002-.003")
0.05-0.09
(.002-.0035")
0.02-0.06
(.0007-.002")
2 1.97-1.99
(.079") (.078-.078")
1.5 1.47-1.49
(.060") (.058-.059")
4 3.97-3.99
(.157") (.156-.157")
less than 0.08
(.003")
less than 0.05
(.002")
0.1-0.3
(.004-.011")
0.035-0.083
(.001-.003")
0.006-0.046
(.0002-.0018")
39 x 17.5
(1.535")
3.0-3.5
(22-251b/ft)
less than 10
0.034-0.095
(.001-.0037")
46 45.964-45.975
(1.81")
1.8096-1.810")
39 38.964-38.975
(1.54") (1.534-1.535")
To Be Allowable
Repaired Limit
0.25
(.009")
0.15
(.006)
1.0
(.039")
0.25
(.009")
0.15
(.006")
0.2
(.0007")
0.15
(.006")
0.7
(.0027")
0.2
(.0007")
45.9
(1.807"
38.9
(1.532")
Remarks
Oversize (0.5, 1.0)
(.020/.040")
Oversize (0.5, 1.0)
(.020/.040")
Oil clearance
Crush height
Undersize
0.25,0.0)
.
(010-.020")
Same to above