CYLINDER BLOCK

Unit: mm (in)
Surface flatness
Limit
0.1 (0.004)
Main bearing housing inner diameter
Standard
69.993 - 70.017 (2.7556 - 2.7566)
Cylinder bore
Inner diameter
Standard
Grade No. 1
95.500 - 95.510 (3.7598 - 3.7602)
Grade No. 2
95.510 - 95.520 (3.7602 - 3.7606)
Grade No. 3
95.520 - 95.530 (3.7606 - 3.7610)
Wear limit
0.015 (0.0006)
Out-of-round
Limit
0.015 (0.0006)
Taper
0.010 (0.0004)
Main bearing housing inner diameter grade (Without bearing)
Grade No. A
69.993 - 69.994 (2.7556 - 2.7557)
Grade No. B
69.994 - 69.995 (2.7557 - 2.7557)
Grade No. C
69.995 - 69.996 (2.7557 - 2.7557)
Grade No. D
69.996 - 69.997 (2.7557 - 2.7558)
Grade No. E
69.997 - 69.998 (2.7558 - 2.7558)
Grade No. F
69.998 - 69.999 (2.7558 - 2.7559)
Grade No. G
69.999 - 70.000 (2.7559 - 2.7559)
Grade No. H
70.000 - 70.001 (2.7559 - 2.7559)
Grade No. J
70.001 - 70.002 (2.7559 - 2.7560)
Grade No. K
70.002 - 70.003 (2.7560 - 2.7560)
Grade No. L
70.003 - 70.004 (2.7560 - 2.7561)
Grade No. M
70.004 - 70.005 (2.7561 - 2.7561)
Grade No. N
70.005 - 70.006 (2.7561 - 2.7561)
Grade No. P
70.006 - 70.007 (2.7561 - 2.7562)
Grade No. R
70.007 - 70.008 (2.7562 - 2.7562)
Grade No. S
70.008 - 70.009 (2.7562 - 2.7563)
Grade No. T
70.009 - 70.010 (2.7563 - 2.7563)
Grade No. U
70.010 - 70.011 (2.7563 - 2.7563)
Grade No. V
70.011 - 70.012 (2.7563 - 2.7564)
Grade No. W
70.012 - 70.013 (2.7564 - 2.7564)
Grade No. X
70.013 - 70.014 (2.7564 - 2.7565)
Grade No. Y
70.014 - 70.015 (2.7565 - 2.7565)
Grade No. 4
70.015 - 70.016 (2.7565 - 2.7565)
Grade No. 7
70.016 - 70.017 (2.7565 - 2.7566)
Difference in inner diameter between cylinders
Standard
Less than 0.03 (0.0012)

 
 AVAILABLE PISTON

Unit: mm (in)

PBIC0188E.JPG
Items
Standard
Limit
Piston skirt diameter “A”
Grade No. 1
95.480 - 95.490 (3.7590 - 3.7594)

Grade No. 2
95.490 - 95.500 (3.7594 - 3.7598)

Grade No. 3
95.500 - 95.510 (3.7598 - 3.7602)

“a” dimension
44.0 (1.732)

Piston pin hole diameter
Grade No. 0
22.993 - 22.999 (0.9052 - 0.9055)

Grade No. 1
22.999 - 23.005 (0.9055 - 0.9057)

Piston to cylinder bore clearance
0.010 - 0.030 (0.0004 - 0.0012)
0.08 (0.0031)

 
 PISTON RING

Unit: mm (in)
Items
Standard
Limit
Side clearance
Top
0.040 - 0.080 (0.0016 - 0.0031)
0.11 (0.0043)
2nd
0.030 - 0.070 (0.0012 - 0.0028)
0.10 (0.0039)
Oil ring
0.045 - 0.125 (0.0018 - 0.0049)

End gap
Top
0.25 - 0.35 (0.0098 - 0.0138)
0.54 (0.0213)
2nd
0.45 - 0.55 (0.0177 - 0.0217)
0.71 (0.0280)
Oil (rail ring)
0.20 - 0.45 (0.0079 - 0.0177)
0.76 (0.0299)

 
 PISTON PIN

Unit: mm (in)
Items
Standard
Limit
Piston pin outer diameter
Grade No. 0
22.989 - 22.995 (0.9051 - 0.9053)

Grade No. 1
22.995 - 23.001 (0.9053 - 0.9055)

Piston to piston pin oil clearance
0.002 - 0.006 (0.0001 - 0.0002)

Connecting rod bushing oil clearance
0.005 - 0.017 (0.0002 - 0.0007)
0.030 (0.0012)

 
 CONNECTING ROD

Unit: mm (in)
Items
Standard
Limit
Center distance
165.1 (6.50)

Bend [per 100 (3.94)]

0.15 (0.0059)
Torsion [per 100 (3.94)]

0.30 (0.0118)
Connecting rod bushing inner diameter*
Grade No. 0
23.000 - 23.006 (0.9055 - 0.9057)

Grade No. 1
23.006 - 23.012 (0.9057 - 0.9060)

Side clearance
0.20 - 0.35 (0.0079 - 0.0138)
0.40 (0.0157)

Standard
Connecting rod big end diameter grade (Without bearing)
Grade No. A
59.000 - 59.001 (2.3228 - 2.3229)
Grade No. B
59.001 - 59.002 (2.3229 - 2.3229)
Grade No. C
59.002 - 59.003 (2.3229 - 2.3229)
Grade No. D
59.003 - 59.004 (2.3229 - 2.3230)
Grade No. E
59.004 - 59.005 (2.3230 - 2.3230)
Grade No. F
59.005 - 59.006 (2.3230 - 2.3231)
Grade No. G
59.006 - 59.007 (2.3231 - 2.3231)
Grade No. H
59.007 - 59.008 (2.3231 - 2.3231)
Grade No. J
59.008 - 59.009 (2.3231 - 2.3232)
Grade No. K
59.009 - 59.010 (2.3232 - 2.3232)
Grade No. L
59.010 - 59.011 (2.3232 - 2.3233)
Grade No. M
59.011 - 59.012 (2.3233 - 2.3233)
Grade No. N
59.012 - 59.013 (2.3233 - 2.3233)
*: After installing in connecting rod

 
 CRANKSHAFT

Unit: mm (in)

SEM645.JPG
Main journal diameter. “Dm” grade
Standard
Grade No. A
64.975 - 64.974 (2.5581 - 2.5580)
Grade No. B
64.974 - 64.973 (2.5580 - 2.5580)
Grade No. C
64.973 - 64.972 (2.5580 - 2.5579)
Grade No. D
64.972 - 64.971 (2.5579 - 2.5579)
Grade No. E
64.971 - 64.970 (2.5579 - 2.5579)
Grade No. F
64.970 - 64.969 (2.5579 - 2.5578)
Grade No. G
64.969 - 64.968 (2.5578 - 2.5578)
Grade No. H
64.968 - 64.967 (2.5578 - 2.5578)
Grade No. J
64.967 - 64.966 (2.5578 - 2.5577)
Grade No. K
64.966 - 64.965 (2.5577 - 2.5577)
Grade No. L
64.965 - 64.964 (2.5577 - 2.5576)
Grade No. M
64.964 - 64.963 (2.5576 - 2.5576)
Grade No. N
64.963 - 64.962 (2.5576 - 2.5576)
Grade No. P
64.962 - 64.961 (2.5576 - 2.5575)
Grade No. R
64.961 - 64.960 (2.5575 - 2.5575)
Grade No. S
64.960 - 64.959 (2.5575 - 2.5574)
Grade No. T
64.959 - 64.958 (2.5574 - 2.5574)
Grade No. U
64.958 - 64.957 (2.5574 - 2.5574)
Grade No. V
64.957 - 64.956 (2.5574 - 2.5573)
Grade No. W
64.956 - 64.955 (2.5573 - 2.5573)
Grade No. X
64.955 - 64.954 (2.5573 - 2.5572)
Grade No. Y
64.954 - 64.953 (2.5572 - 2.5572)
Grade No. 4
64.953 - 64.952 (2.5572 - 2.5572)
Grade No. 7
64.952 - 64.951 (2.5572 - 2.5571)
Pin journal diameter. “Dp” grade
Standard
Grade No. A
55.961 - 55.960 (2.2032 - 2.2031)
Grade No. B
55.960 - 55.959 (2.2031 - 2.2031)
Grade No. C
55.959 - 55.958 (2.2031 - 2.2031)
Grade No. D
55.958 ‐ 55.957 (2.2031 ‐ 2.2030)
Grade No. E
55.957 ‐ 55.956 (2.2030 ‐ 2.2030)
Grade No. F
55.956 ‐ 55.955 (2.2030 ‐ 2.2029)
Grade No. G
55.955 ‐ 55.954 (2.2029 ‐ 2.2029)
Grade No. H
55.954 ‐ 55.953 (2.2029 ‐ 2.2029)
Grade No. J
55.953 ‐ 55.952 (2.2029 ‐ 2.2028)
Grade No. K
55.952 ‐ 55.951 (2.2028 ‐ 2.2028)
Grade No. L
55.951 ‐ 55.950 (2.2028 ‐ 2.2028)
Grade No. M
55.950 ‐ 55.949 (2.2028 ‐ 2.2027)
Grade No. N
55.949 ‐ 55.948 (2.2027 ‐ 2.2027)
Grade No. P
55.948 ‐ 55.947 (2.2027 ‐ 2.2026)
Grade No. R
55.947 ‐ 55.946 (2.2026 ‐ 2.2026)
Grade No. S
55.946 ‐ 55.945 (2.2026 ‐ 2.2026)
Grade No. T
55.945 ‐ 55.944 (2.2026 ‐ 2.2025)
Grade No. U
55.944 ‐ 55.943 (2.2025 ‐ 2.2025)
Center distance “r”
44.2 (1.740)
Taper (Difference between “A” and “B”)
Limit
0.0025 (0.0001)
Out-of-round (Difference between “X” and “Y”)
0.0025 (0.0001)
Crankshaft runout [TIR*]
Standard
Less than 0.05 (0.0020)
Limit
0.10 (0.0039)
Crankshaft end play
Standard
0.10 - 0.25 (0.0039 - 0.0098)
Limit
0.30 (0.0118)
*: Total indicator reading