Crankcase spares & parts for Triumph 1973-85 750 twin models

Crankcase

Key

Part Number

Description

Per

Models

1

71-3677

Crankcase, drive side11973-75 All

1

71-7004

Crankcase pair, drive & timing side11976-77 All

1

71-7021

Crankcase pair, drive & timing side11978-79 All

1

71-7386

Crankcase assembly11985 T140

1

71-7401

Crankcase pair, drive & timing side11980 All

1

71-7454

Crankcase pair, drive & timing side11982-83 TS8

1

71-7491

Crankcase pair, drive & timing side11981 All, 1982 T140, TR7 & TR65

1

71-7604

Crankcase pair, drive & timing side11982-83 TSX

1

71-7664

Crankcase pair, drive & timing side11982-83 TSS

2

71-0287

Cam bush, drive side21973-85 All

3

71-3989

Dowel11976-77 (later models), 1978-85 All

4

70-5088

Tensioner abutment11973-79 All, 1985 T140

4

71-7258

Pivot pin, chain tensioner11980-83 All

5

71-3678

Crankcase, timing side11973-75 All

5

71-7004

Crankcase pair, drive & timing side11976-77 All

5

71-7021

Crankcase pair, drive & timing side11978-79 All

5

71-7386

Crankcase assembly11985 T140

5

71-7401

Crankcase pair, drive & timing side11980 All

5

71-7454

Crankcase pair, drive & timing side11982-83 TS8

5

71-7491

Crankcase pair, drive & timing side11981 All, 1982 T140, TR7 & TR65

5

71-7604

Crankcase pair, drive & timing side11982-83 TSX

5

71-7664

Crankcase pair, drive & timing side11982-83 TSS

6

71-0286

Cam bush, timing side21974-85 All

7

70-4538

Scavenge pipe11973-85 All

8

62-0072

Pin21985 T140

8

70-6386

Dowel11973-83 All

9

57-0989

Dowel21973-85 All (not TSS)

9

57-0989

Dowel41982-83 TSS

10

57-0912

Peg, thust washer locating11973-83 All

11

57-1606

Needle roller bearing11973-83 All

12

70-0375

Intermediate spindle11973-80 All

12

Ref only

Wheel spindle11981 All

12

71-7489

Intermediate spindle11982-85 All

13

70-8751

Dowel21973-85 All

14

14-1445

Stud 4-5/8 UNF/UNC11973-85 All

15

60-2331

Washer21985 T140

15

60-4246

Plain washer, 3/821973-83 All

16

14-0303

3/8 UNF nut11973-77 (not later models)

16

14-0303

3/8 UNF nut21985 T140

16

14-1303

3/8 UNF Nyloc nut11976-77 (not later models), 1978-83 All

17

70-1532

Dowel11980 All

17

70-1532

Dowel21973-79 All

18

70-9330

Plug, 5/16 UNC x 5/1611973-85 All

19

82-1880

Copper washer 5/16 x 1/2 x 1/3211973-85 All

20

21-1871

Blanking plug, tachometer drive11973-83 All

21

37-3761

‘O’ ring – brake tappet11976-77 (not later models), 1978-83 All

21

70-8896

O ring21973-77 (not later models)

22

21-1863

Stud, oil pipe juntion block11973-85 All

23

21-1865

Cylinder base stud 69 ON 3/8 x 1-3/4  24/16 TPI41973-85 All (not TSS)

23

21-7121

Stud41982-83 TSS

23

71-3013

Cylinder base stud, stepped41973-85 All (not TSS)

24

21-1872

Timing hole plug UNC11973-83 All

25

21-1870

Bolt, 5/16 UNC x 2-1/211973-85 All

26

14-6220

Bolt, 5/16″ UNC x 1-3/4″11973-85 All

27

14-6223

Bolt 5/16 UNC 2-1/211973-85 All

28

14-0230

Hexagon bolt, 5/16 UNF x 5″11973-85 All

29

21-1823

Bolt, 5/16 UNF x 3-7/821973-85 All

30

60-2330

5/16 washer101973-85 All

31

14-0302

3/8 UNF nut51985 T140

31

14-1302

Locking nut, 5/16 UNF51973-83 All

32

70-9336

Crankcase filter11973-85 All

33

70-5315

Copper washer11973 All

33

70-8782

‘O’ ring11974-85 All

34

57-2167

Plug, drain plug level11973-85 All

35

57-1257

Fibre washer11973-81 All

35

60-7132

Washer, 1/4 copper11982-85 All

36

21-0543

Bolt, 1/4 UNF x 1/411973-85 All

37

60-7132

Washer, 1/4 copper11979-81 All

37

70-2441

Washer, 1/4 fibre or copper11973-78 All, 1982-85 All

38

57-2259

Drain and adjuster plug11973-79 All, 1985 T140

38

71-7259

Plug11980-83 All

39

70-6299

‘O’ ring11973-77 (not later models), 1979-85 All

39

70-7431

‘O’ ring11976-77 (later models), 1978 All

40

57-1920

Welch plug11973-79 All, 1982-85 All

40

60-7268

Washer11980-81 All

41

57-2166

Inspection cap11980-85 All

41

57-2166

Inspection cap21973-79 All

42

70-8782

‘O’ ring11980-85 All

42

70-8782

‘O’ ring21973-79 All

43

14-6242

Bolt, 3/8 UNC x 4″11973-85 All

44

21-0669

Stud, crankcase halves, 5/16 UNF x 4-5/811973-85 All

45

70-7573

Blanking plug11973-77 All

46

14-0402

Half nut 5/16 UNF21973-85 All

47

70-9334

Breather baffle plate11979-85 All

47

71-1072

Breather cover plate assembly11973-78 All

48

70-3821

Screw11985 T140

48

71-1075

Breather stub screw, long 2BA x 1-1/4 Pozidrive countersunk11973-78 All

48

71-1077

Countersunk screw, Pozi, 2BA x 5/811979-83 All

49

60-2330

5/16 washer21985 T140

49

60-2428

Spring washer / plain Washer21976-77 (not later models), 1978-83 All

50

70-6559

Washer11985 T140

50

71-1460

Gasket11973-83 All

51

71-1077

Countersunk screw, Pozi, 2BA x 5/821973-77 (not later models)

51

70-7354

Screw 2BA x 1/2″ Pozidrive21976-77 (later models), 1978-85 All

52

71-1078

Primary chain oiler tube11976-77 (later models), 1978 All

52

71-3174

Chain oiler tube11973-77 (not later models)

53

70-4705

Clip, chain oiler pipe11976-77 (later models), 1978 All

53

71-3175

Clip11973-77 (not later models)

54

60-4250

Washer, spring11973-78 All

55

14-0101

Set bolt11973-77 (not later models)

55

14-6101

Bolt, 1/4 X 1/2″UNC11976-77 (later models), 1978 All

56

71-1345

Grommet11973-85 All

57

70-6559

Washer21976-77 (later models), 1978-85 All

58

70-9335

Breather stub alloy11973 All

58

71-4044

Breather outlet stub11974-85 All

59

71-7492

Bush, idler pinion11981 All, 1982 T140, TR7 & TR65

59

71-7627

Bush11982-83 TSS & TSX

59

71-7628

Bush, intermediate spindle11985 T140

60

71-7645

Hollow dowel21982-83 TSS

61

71-7364

Stud21982-83 TSS

61

71-7365

Stud21982-83 TSS

62

57-7009

Bush, gear change11985 T140

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