489
CLASSIC
1970-83 Big Twin Pinion Hardware
VT No. OEM
#
Year/Item
12-1184 275
1
1970‑up Bushing Pin
12-1153 358
2
1970‑up Dowel Pin
8761-7 Kit
4
1970‑92 Chrome Allen Screw Set
9305-7 Kit
4
1970‑92 Stock Chrome Screws
9306-7 Kit
4
1970‑92 Stock Cadmium Screws
9633-50 6099
14
1970‑up Washer, Chrome
12-0316 9058
18
1970‑up Needle Bearing
37-8971 10046
19
1981‑up Wire Clamp
12-0901 11002
20
1970‑up Oil Pump Retainer Ring
12-0202 23985‑54
23
1970‑up Key, Gear Shaft
12-1379 24010‑54
24
1970‑77 Pinion Gear
Note:
24040‑78
24
Late1977‑up Pinion Gear
See Chart for Pinion Gear Listing
12-0507 24023‑54
25
1970‑89 Pinion Gear Nut
12-0613 24023‑54
25
1970‑89 Pinion Gear Nut, Jims
10-0703 24641‑36
28
1970‑up Oil Pump Shaft Bush
12-1539 24703‑54B
29
1970‑89 Pinion Gear Spacer
12-9922 24704‑90
29
1990‑up Pinion Gear Spacer
15-0871 25225‑70B
33
1970‑92 Gasket and Seal Kit
12-9907* 25300‑36
38
1941‑77 Breather Valve, S&S
12-9956* —
38
1941‑77 Breather Valve, S&S, .030 Oversize
12-9906 25313‑77
38
1978‑85 Breather Valve, S&S
12-9957 —
38
1978‑85 Breather Valve, S&S, .030 Oversize
12-9909 S&S
37
Washers for Above (Set)
12-1536 25300‑36
38
1941‑77 Breather Gear, Sifton Steel includes
8‑piece thrustwasher set
12-1537 25313‑77
38
1978‑99 Breather Gear, Sifton Steel
12-1531 25310‑82
38
1982‑90 1992‑up Breather Valve(Plastic)
12-1509 25313‑50
39
1950‑78 .110‑.125 4 Piece Set
12-1510 ––
39
1979‑82 .110‑.145 Set, 8 pack
12-1530 Nylon
39
1982‑up .130‑.165 Set, 8 pack
12-1508 25550‑36
43
1970‑up Cam Gear
Washer Set .050‑.095 (10 pieces)
10-1254 25550‑84
43
1984‑up .045 Thick, 5 pack
12-1440 ––
43
.050 Cam Gear Washer
12-1441 ––
43
.055 Cam Gear Washer
12-1425 —
43
.060 Cam Gear Washer
12-1426 —
43
.065 Cam Gear Washer
12-1427 —
43
.070 Cam Gear Washer
12-1428 —
43
.075 Cam Gear Washer
12-1429 —
43
.080 Cam Gear Washer
12-1430 —
43
.085 Cam Gear Washer
12-1431 —
43
.090 Cam Gear Washer
12-1432 —
43
.095 Cam Gear Washer
12-1433 —
43
.100 Cam Gear Washer
17-0908 25550‑57
44
1958‑up Lock Washer, 5 pack
10-0705 25581‑70
46
1970‑up Bushing
10-2525 25581‑70
46
1970‑up Bushing, .005 Oversize
10-0707 25582‑54
47
1954‑72 Bushing, Standard, each
10-0708 25582‑73
47
1973‑92 Bushing Standard
10-2529 As Above
47
1973‑92 Bushing .005 Oversize
12-1407 26345‑73
50
1973‑up Drive Gear, 24T
12-0805 26346‑70
52
1970‑up Gear Shaft
12-0205 26348‑15
53
1936‑up Oil Pump Key, 10 pack
12-1450 26349‑54
54
1954‑72 Drive Gear
12-1408 26349‑73
54
1973‑83 Drive Gear
*Note: Must be used with 12‑9909 washer set.
Big Twin Pinion Hardware
VT No.
OEM
# Year/Item
12-1175 271
1
1936‑up Bushing Pin
12-1166 377
2
1941‑69 Pin
12-0915 25810‑15
3
1937‑57 Idler and Circuit Breaker Shaft Retaining Ring
8149-12 Chrome
10
1936‑69 Screw, set
8150-12 Cadmium 10 1936‑69 Screw, set
10-0714 25597‑36 26 1936‑57 Cam Bushing
10-2527 As Above 26 .005 Oversize
12-0316 9058
26
1958‑up Needle Bearing
12-0202 23985‑54 29 1954‑up Key
12-1379 24010‑54 30 1954‑77 Pinion Gear
12-1399 24010‑39 30 1939‑53 Pinion Gear
12-0507 24023‑54 31 1954‑89 Nut
10-0703 24641‑36 41 1936‑up Bushing
12-1525 24692‑40 42 1940‑53 Seal Ring
13-0105 24699‑37 44 1937‑69 Spring
12-1521 24703‑54 45 1954‑69 Spacer
12-1520 24703‑40 45 1940‑53 Spacer
10-0065 25216‑36 73 1936‑47 Gear Cover
10-0066 25216‑48 73 1948‑53 Gear Cover
10-0068 25216‑58 73 1954‑62 Gear Cover
10-0077 25216‑65 73 1963‑65 Gear Cover
8771-2
25218‑63 74
1963‑65 Chrome Bolt with 16
8772-2
25218‑63 74
1963‑65 Cadmium Bolt with 16
15-0122 25225‑36C 75 1941‑69 Gasket
12-1517 25275‑36 76 1936‑69 Breather Screen
12-1518 25279‑36 77 1936‑69 Separator
12-9967 25300‑36 78 1936‑47 Breather Valve Standard, S&S
12-9968 —
As Above .030 Oversize
12-9907* 25300‑36 78 1941‑77 Breather Valve Standard, S&S
12-9956* —
As Above .030 Oversize
12-9909 S&S
80
Washers for above, set
12-1536 25300‑36 78 1941‑77 Breather Valve Std, includes 8 pc washer set
12-1509 25313‑50 80 1950‑78 .115, 4 pack, one of each
25314‑50
.120 Breather
25315‑50
.125 Washer
25316‑52
.110 Set
17-0908 25550‑57 83 1958‑up Lock Washer
10-1254 25550‑84 84 1984‑up .045 Thick
12-1508 —
84
1936‑up Cam Gear
Washer Set .050‑.095
12-1440 25550‑36 84 .050 Cam Gear Washer
12-1441 25551‑36 84 .055 Cam Gear Washer
12-1425 25552‑36 84 .060 Cam Gear Washer
12-1426 25553‑36 84 .065 Cam Gear Washer
12-1427 25554‑36 84 .070 Cam Gear Washer
12-1428 25555‑36 84 .075 Cam Gear Washer
12-1429 —
84
.080 Cam Gear Washer
12-1430 —
84
.085 Cam Gear Washer
12-1431 —
84
.090 Cam Gear Washer
12-1432 —
84
.095 Cam Gear Washer
12-1433 —
84
.100 Cam Gear Washer
10-0704 25581‑36 85 1941‑69 Bushing, Standard
10-2524 As Above 85 .005 Oversize
10-0706 25582‑36 86 1936‑53 Cam Cover Bush Standard
10-2526 As Above 86 1936‑53 .005 Oversize
10-0707 25582‑54 86 1954‑72 Bushing, Standard
10-2529 As Above 86 .005 Oversize
12-1388 25775‑36 87 1936‑69 Idler Gear, S&S
12-1397 25775‑36 87 1936‑69 Idler Gear
12-1393 As Above 87 with Holes
10-0716 25785‑30A 88 1936‑69 Idler Bushing
10-0801 25791‑36 89 1936‑69 Idler Stud
12-0198 25794‑36 90 1936‑69 Screw
10-0807 25800‑36 91 1936‑69 Spacer
10-0808 25800‑36B 91 936‑69 Spacer, .750 Outside Diameter
12-0915 25810‑15
Retainer Ring
12-1396 25850‑36A 92 1936‑69 Circuit Breaker Drive Gear
12-1479 25850‑36 92 1936‑47 Circuit Breaker Drive Gear
12-1389 25850‑36A 92 1936‑69 Circuit Breaker Drive Gear, S&S
10-0802 25856‑36 93 1936‑69 Circuit Breaker Drive Gear Stud
10-0874 25856‑36
1936‑69 Circuit Breaker Drive Gear Stud, Replica
12-0199 25859‑36 94 1936‑58 Circuit Breaker Stud Screw Right Hand
12-0196 1430
94
1959‑69 Screw, Left Hand, 5 pack
12-0184 1430
94
1959‑69 Screw, Left Hand, each
12-1449 26345‑39 95 1939‑72 Drive Gear, 25T
12-0803 26346‑36 96 1936‑67 Gear Shaft
12-0804 26346‑68 96 1968‑69 Gear Shaft
12-0205 26348‑15 97
1936‑up Oil Pump Key
12-0916 26348‑36 98 1936‑69 Retaining Ring
12-1395 26349‑39 99 1939‑53 Drive Gear
12-1496 26349‑39 99 1939‑53 Drive Gear
12-1450 26349‑54 99 1954‑72 Drive Gear
Note: Must be used with 1954‑77 Pinion and Cam Gears.
1936-69
1970-83
1936-53
OHV BT
24010‑39
1954-77
OHV BT
24010‑54
Size/
Color
OEM
1977-89
OHV
Big Twin
Size/
Color
12-1399*
—
Standard
—
—
12-1379*
Standard
—
—
12-1268
Orange
12-9938
Orange
—
—
Black
12-9943
White
—
—
Red
12-9945
Yellow
—
—
Blue
12-9940
Red
—
—
Green
12-9941
Blue
12-1265
12-1273
White
12-9942
Green
—
—
Brown
12-9939
Black
—
12-1275
Yellow
—