Crankshaft spares & parts for Triumph 1970-74 unit twin models

Key

Part Number

Description

Per

Models

NI

70-8038

Shim 1″ x 1-3/8 x 0.010 A 1972-74 All

NI

71-2660

Shim 1″ x 1-3/8 x .030″ A 1972-74 All

1

70-9489

Crankshaft & flywheel assembly 1 1970-74 All

2

70-9490

Crankshaft 1 1970-74 All

3

70-3999

Sludge tube 1 1970-74 All

4

70-9492

Bung – crank sludge tube 1 1970-74 All

5

70-5870

Flywheel 1 1970-74 All

6

21-1913

Flywheel bolt 3 1970-74 All

7

70-8834

Connecting rod 2 1970 All

7

70-9915

Conrod 2 1971-74 All

8

70-3705

Big end bolt, CEI 2 1970 All

8

70-9914

Big end bolt, UNF 2 1971-74 All

9

70-2922

Big end nut CEI 2 1970 All

9

21-2016

Big end locknut, UNF 2 1971-72 All

9

60-3761

Big end locknut, UNF 2 1973-74 All

10

70-3706/STD

Big end shells, STD A 1970-74 All

10

70-3706/10

Big end shells, 0.010 A 1970-74 All

10

70-3706/20

Big end shells, 0.020 A 1970-74 All

10

70-3706/30

Big end shells, 0.030 A 1970-74 All

10

70-3706/40

Big end shells, 0.040 A 1970-74 All

11

70-6884

Piston complete C.R. 9.75:1 2 1970-74 All

11

15123

Piston complete C.R. 9:1 20 / 30 / 40 / 60 / 80 2 1970-74 T100, T100A

11

70-7603

Piston complete C.R. 7.5:1 A 1974 All (not USA)

12

70-6893

Taper compression ring 4 1970-74 All

13

70-6894

Oil control ring 2 1970-74 All

14

70-6861

Gudgeon pin 2 1970-74 All

15

70-6869

Piston circlip 4 1970-71 All, 1973-74 All

15

WE479

Piston circlip Hepolite 4 1972 All

16

70-9505

Distance piece 1 1970-71 All

16

71-2664

Spacer 1 1972-74 All

17

70-3734

Engine sprocket, 26T 1 1970-74 All

18

70-3851

Rotor key 1 1970-74 All

19

54213901

Alternator rotor 1 1970-74 All

20

70-3975

Lockwasher 1 1970-74 All

21

21-1915

Alternator nut 1 1970-74 All

22

70-1580

Key 1 1970-74 All

23

70-1771

Crankshaft pinion 1 1970-74 All

24

21-1914

Nut 1 1970-74 All

25

70-6160

Intermediate idler pinion 1 1970-74 All

26

70-0400

Bush 1 1970-74 All

27

70-4562

Camshaft wheel 2 1970-71 All

27

71-2717

Camshaft pinion 2 1972-74 All

28

70-1558

Camshaft key 2 1970-74 All

29

71-1007

Cam nut, inlet 1 1970-74 All

30

70-6523

Cam nut, left hand thread 1 1970-74 All

31

71-1064

Camshaft, inlet 1 1970-74 All

32

70-9984

Exhaust camshaft 1 1970-74 T100R

32

70-9983

Exhaust camshaft 1 1970-72 T100C, 1973-74 TR5T

33

70-9988

Plug 1 1970-74 All

34

70-9502

Cam lock plate 2 1970-74 All

35

21-1879

Screw 4 1974 All

35

21-1929

Camplate screw, 1/4 Whit/UNC x 1/2 slotted countersunk 4 1970 All, 1972-73 All

35

21-2051

Screw 4 1971 All

36

70-9503

Spacer, crankshaft 1 1970-74 All
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