Rotax 912 series crankcase, camshaft, and hydraulic valve tappets.

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CRANKCASE, CAMSHAFT AND HYDRAULIC VALVE TAPPETS

912 crankcase and camshaft parts

No. Part# Description 912UL 912A 912F 912ULS 912S 914UL 914F
1-21 886 354 Crankcase set 1h 1h 1h 1h 1h 1h
1-21 888 364 Crankcase set 1e 1e 1e 1e 1e 1e 1e
2 842 650 Heli coil thread insert M8x20 8 8 8 8 8 8 8
3 924 450 Oil tube 1 1 1 1 1 1 1
4 929 950 Dowel 10.8x25 5 5 5 5 5 5 5
5 929 845 Pin D8x20 1 1 1 1 1 1 1
6 840 935 Stud M8x105 1 1 1 1 1 1 1
7 944 220 Blinding Shim 1b 1b 1b 1b 1b 1b 1b
8 430 060 O ring 26.7x1.8 1b 1b 1b 1b 1b 1b 1b
9 850 902 O ring Din 3771-9+.2X-N, FPM 75 7 7 7 7 7 7 7
10 945 752 Lock washer A8 8 8 8 8 8 7 7
11 440 211 Allen Screw M8x80 2 2 2 2 2 2 2
12 440 361 Allen Screw M8x90 1 1 1 1 1 1 1
13 440 421 Allen Screw M8x100 2 2 2 2 2 2 2
14 841 561 Allen Screw M8x45 1 1 1 1 1 1 1
15 841 841 Allen Screw M8x65 1 1 1 1 1 1 1
16 842 471 Collar cap nut M8 1 1 1 1 1 1 1
17 945 751 Lock washer A6 9 9 9 9 9 9 9
18 840 880 Allen screw M6x30 9 9 9 9 9 9 9
19 927 410 Washer 10.5 1 1 1 1 1 1 1
20 227 280 Thrust washer 1 1 1 1 1 1 1
21 940 315 Countersunk screw M5x12 1 1 1 1 1 1 1
22 941 481 Allen screw M10x110 1 1 1 1 1 1 1
941 551 Allen screw M10x150 (1) (1) (1) (1) (1)
23 933 320 Plain bearing "D" 6c 6c 6c 6c 6c 6c 6c
933 321 Plain bearing "C" 6d 6d 6d 6d 6d 6d 6d
24 933 330 Ring half 2 2 2 2 2 2 2
25 837 193 Cam shaft 227 degree assy 1a 1a 1a 1a 1a
837 417 Cam shaft 230 degree assy 1a 1a
26 854 090 Hydraulic valve tappet 8 8 8 8 8 8 8
27 831 100 Idle gear shaft 1 1 1 1 1 1 1
28 827 261 Thrust washer 12.5/21.5/1 2 2 2 2 2 2 2
29 834 156 Idle gear 50/11T 1 1 1 1 1 1 1
30 831 929 O ring 5x2 1 1 1 1 1 1 1
31 430 622 Gasket ring A 16x22 2 2 2 2 2 2 2
32 956 315 Hose nipple 10 1 1 1 1 1 1 1
33 940 878 Banjo bolt M16x1.5x28 1 1 1 1 1 1 1
34 240 230 Plug screw M16x1.5 1 1 1 1 1 1 1
35 241 784 Magnetic drain plug M12x1.5 1 1 1 1 1 1 1
36 840 752 Stud M8x201 14f 14f 14f 14f 14f 14f 14f
37 840 757 Stud M8x291 2 2 2 2 2 2 2
38 840 754 Stud M8x210 6g 6g 6g 6g 6g 6g 6g
39 250 311 Washer 8.4 8 8 8 8 8 8 8
40 842 610 Hex nut M8 8 8 8 8 8 8 8
41 842 471 Collar cap nut M8 8 8 8 8 8 8 8
42 950 141 Gasket ring A8x13 1 1 1 1 1 1 1
43 240 071 Allen screw M8x20 1 1 1 1 1 1 1
44 841 566 Allen screw M8x50 1 1
45 841 561 Allen screw M8x45 1 1 1 1 1
46 830 415 O ring 7x2 2 2

Description of letters:

a parts are marked with a serial#
b Only for engine models 2 and 4
c Tolerance group "D" 1.83 - 1.839
d Tolerance group "C" 1.82 - 1.829
e parts are marked with a serial#
introduced with serial # engines as follows
912UL-4403075
912A-4410375
912F-4412797
914UL-4417740
914F-4420157
912ULS-4425001
912S-4922501
Pay attention to SI-03-1999
Crankcase assembly contains also the following parts for ignition electric attachment
1 of 440 191 allen screw M8x16
1 of 851 480, bracket
Crankcase 888 364 uses only 8 studs
Introduced as of serial#'s as follows:
912UL-4403075
912A-4410375
912F-4412797
914UL-4417740
914F-4420157
912ULS-4425001
912S-4922501
Stud must be mounted according to service information SI-03-1999
Parts are marked with serial#
Crankcase assembly contains the following parts for ignition electric attachment
1 of 240 281, hex screw M8x50
1 of 250 311, washer 8.4
1 of 847 792, spacer
1 of 851 266, bracket

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