Service Data and Specifications (S.D.S.) - Inspection and Adjustment (Cont'd)
EM-267spec tableSR engine crankshaft specs distinguish SR20DE vs SR20DET for out-of-round and taper of main/pin journals.
Inspection and Adjustment (Cont'd)
CRANKSHAFT
Crankshaft
Main journal dia. "Dm" - Grade No. 0
Unit: mm (in)54.974 - 54.980 (2.1643 - 2.1646)
Main journal dia. "Dm" - Grade No. 1
Unit: mm (in)54.968 - 54.974 (2.1641 - 2.1643)
Main journal dia. "Dm" - Grade No. 2
Unit: mm (in)54.962 - 54.968 (2.1638 - 2.1641)
Main journal dia. "Dm" - Grade No. 3
Unit: mm (in)54.956 - 54.962 (2.1636 - 2.1639)
Pin journal dia. "Dp" - Grade No. 0
Unit: mm (in)47.968 - 47.974 (1.8885 - 1.8887)
Pin journal dia. "Dp" - Grade No. 1
Unit: mm (in)47.962 - 47.968 (1.8883 - 1.8885)
Pin journal dia. "Dp" - Grade No. 2
Unit: mm (in)47.956 - 47.962 (1.8880 - 1.8883)
Center distance "r"
Unit: mm (in)42.96 - 43.04 (1.6913 - 1.6945)
Out-of-round (X - Y) - Standard - SR20DE (Main & pin journal)
Unit: mm (in)Less than 0.005 (0.0002)
Out-of-round (X - Y) - Standard - SR20DET (Main journal)
Unit: mm (in)Less than 0.005 (0.0002)
Out-of-round (X - Y) - Standard - SR20DET (Pin journal)
Unit: mm (in)Less than 0.0025 (0.0001)
Taper (A - B) - Standard - SR20DE (Main & pin journal)
Unit: mm (in)Less than 0.005 (0.0002)
Taper (A - B) - Standard - SR20DET (Main journal)
Unit: mm (in)Less than 0.005 (0.0002)
Taper (A - B) - Standard - SR20DET (Pin journal)
Unit: mm (in)Less than 0.0025 (0.0001)
Runout [T.I.R.] - Standard
Unit: mm (in)Less than 0.025 (0.0010)
Runout [T.I.R.] - Limit
Unit: mm (in)Less than 0.05 (0.0020)
Free end play - Standard
Unit: mm (in)0.10 - 0.26 (0.0039 - 0.0102)
Free end play - Limit
Unit: mm (in)0.30 (0.0118)
AVAILABLE MAIN BEARING
Main bearing (Standard)
Main bearing (Standard)
0
Thickness "T"1.977 - 1.980 (0.0778 - 0.0780)
Width "W"
Identification color (mark)Black (A)
1
Thickness "T"1.980 - 1.983 (0.0780 - 0.0781)
Width "W"
Identification color (mark)Brown (B)
2
Thickness "T"1.983 - 1.986 (0.0781 - 0.0782)
Width "W"
Identification color (mark)Green (C)
3
Thickness "T"1.986 - 1.989 (0.0782 - 0.0783)
Width "W"18.9 - 19.1 (0.744 - 0.752)
Identification color (mark)Yellow (D)
4
Thickness "T"1.989 - 1.992 (0.0783 - 0.0784)
Width "W"
Identification color (mark)Blue (E)
5
Thickness "T"1.992 - 1.995 (0.0784 - 0.0785)
Width "W"
Identification color (mark)Pink (F)
6
Thickness "T"1.995 - 1.998 (0.0785 - 0.0787)
Width "W"
Identification color (mark)No color (G)
Main bearing (Undersize)
Main bearing (Undersize)
0.25 (0.0098)
Thickness "T"2.109 - 2.117 (0.0830 - 0.0833)
Main journal diameter "Dm"Grind so that bearing clearance is the specified value.