S&S Cycle - S&S Performance Parts 2025 L - Volume 67

1936-'84

www.sscycle.com

for Alternator Style Big Twin Engines of Less Than 4" Cylinder Bore

BOLT POSITION DIAGRAM

8

21

1 -2017-UP 2- 2007-'17 3 -1999-'06 4 -1984-'99 5 -1936-'84 6 -XL-RA1250 7 -BELTS & GASKETS 8 -TOOLS 9 -WARRANTY 10 -APPENDIX 9

2

48

5

45

7

22

44

43

31

46

47

11

15

6

32

12

14

1

33

30

38

4

20

3

28

19

10

16

18

8

17

25

24

26

23

42

22

1

2

19

38

29a

29b

5

41

6

7

37

38

13

49a

33

22

3

36

26

49b

35

25

4

26

34

25

1Crankcaseassembly,half........................................N/A 2 Race, right main bearing, All S&S BT Standard 24599-93, 24599-58A, 24599-58B. . . . . . . . . . . . . . . . USA 1,2,3 31-4004 Clearanced for 798" lift 1984-’99 style cam w/ 1" base circle 3 Right main bearing assembly BT Red (HD-24641-87A) ....................................... 31-4017 Blue (HD-24643-87A) ...................................... 31-4018 4 Retaining ring, main bearing BT (HD-11177A) (each)..............50-8057 5pack..................................................50-1004 5 Cam needle bearing assembly BT (HD-9058) .................................... USA USA 1,2,3 31-4009 6 Washer, cam lock - BT (HD-25550-57A) (each)............... USA 33-5201 5pack............................................. USA 33-5213 7Cam thrust washer - BT 050" (HD-25550-36) (each)........................... USA 33-5200 055" (HD- 25551-36) (each)........................... USA 33-5202 060" (HD-25552-36) (each)............................ USA 33-5203 065" (HD-25553-36) (each)............................ USA 33-5204 070" (HD- 25554-36) (each)........................... USA 33-5205 075" (HD-25555-36 ) (each)............................ USA 33-5206 080" (HD-25556-36 ) (each)........................... USA 33-5207

8 Left Timken® main bearing assembly 1936-'99 S&S BT cases (HD-9028) ............................... USA 31-4013 9 Timken Main Bearing Spacers, 1969-up BT Fits 11/4" stock diameter shaft 0995" - 1005" (HD-9124) 31-4071 1015" - 1025" (HD-9125) .................................31-4072 1035" - 1045" (HD- 9126) .................................31-4073 1055" - 1065" (HD- 9127) ................................. 31-4074 1075" - 1085" (HD-9128) ................................ 31-4075 1195" - 1205" (HD- 9134) ................................. 31-4076 10 Spacer, drive sprocket, 1965-‘99 S&S BT cases (HD- 24002-70)...................................... USA 31-4011 11 Spacer,Drive Sprocket,45A Charging System,.. . . . . . . . . . . . . . . . . . . . . . N/A 12 Seal, sprocket shaft oil 1936-'99 S&S BT cases (HD-12026B ) (each).................................. USA 31-4010 5pack.............................................. USA 31-4110 13 Bushing, oil pump shaft - All S&S BT cases Standard (HD-24641-36) ..................................... USA 1,2,3 31-4008 14Tappetguideassembly ........................................ N/S 15 Screw, 12 pt DHH 1⁄4" -20 x 7⁄8" (HD-3770) ......................50-0068 4pack................................................ 50-0068P

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