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453
1970-83 Big Twin Pinion Hardware
VT No. OEM
# Year/Item
1 1970-up Bushing Pin
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 L1977-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
38 1941-77 Breather Valve, S&S, .030 O.S.
12-9906 25313-77
38 1978-85 Breather Valve, S&S
38 1978-85 Breather Valve, S&S, .030 O.S.
37 Washers for Above (Set)
12-1536 25300-36
38 1941-77 Breather Gear, Sifton Steel
12-9919 25313-73
38 1973-76 Breather Gear
12-1537 25313-77
38 1978-99 Breather Gear, Sifton Steel
37 Washers for Above, Sifton
12-1534 25310-91A 38 1970-E77 Breather Valve (Plastic)
12-1531 25310-82
38 1982-90 1992-up Breather Valve(Plastic)
12-1509 25313-50
39 1950-78 .110-.125 4 Piece Set
39 1979-82 .110-.145 Set, 8 pk.
12-1530 Nylon
39 1982-up .130-.165 Set, 8 pk.
12-1508 25550-36 43 1970-up Cam Gear
Washer Set .050-.095 (10 pc.)
10-1254 25550-84 43 1984-up .045 Thick, 5 pk.
43 .050 Cam Gear Washer
43 .055 Cam Gear Washer
43 .060 Cam Gear Washer
43 .065 Cam Gear Washer
43 .070 Cam Gear Washer
43 .075 Cam Gear Washer
43 .080 Cam Gear Washer
43 .085 Cam Gear Washer
43 .090 Cam Gear Washer
43 .095 Cam Gear Washer
43 .100 Cam Gear Washer
17-0908 25550-57 44 1958-up Lock Washer, 5 pk.
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, STD, ea.
10-0708 25582-73 47 1973-92 Bushing STD
10-2529 As Above 47 1973-92 Bushing .005 O/S
12-1409 26345-39 50 1939-72 Drive Gear, 25T
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 pk.
12-1450 26349-54 54 1954-72 Drive Gear
12-1408 26349-73 54 1973-83 Drive Gear
*Note: Must be used
Big Twin Pinion Hardware
VT No. OEM
# Year/Item
1 1936-up Bushing Pin
2 1941-69 Pin
12-0915 25810-15 3 1937-57 Idler & 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 O.S.
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 w/16
8772-2 25218-63 74 1963-65 Cadmium Bolt w/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 STD, S&S
As Above .030 O.S.
12-9907* 25300-36 78 1941-77 Breather Valve STD, S&S
As Above .030 O.S.
80 Washers for above, set
12-1536 25300-36 78 1941-77 Breather Valve STD
12-9978 Sifton 80 Washers for Above
12-1509 25313-50 80 1950-78 .115, 4 pk., 1 of ea.
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
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
84 .080 Cam Gear Washer
84 .085 Cam Gear Washer
84 .090 Cam Gear Washer
84 .095 Cam Gear Washer
84 .100 Cam Gear Washer
10-0704 25581-36 85 1941-69 Bushing, STD
10-2524 As Above 85 .005 O/S
10-0706 25582-36 86 1936-53 Cam Cover Bush STD
10-2526 As Above 86 1936-53 .005 O/S
10-0707 25582-54 86 1954-72 Bushing, STD
10-2529 As Above 86 .005 O/S
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 O.D.
12-1396 25850-36A 92 1936-69 C.B. Drive Gear
12-1479 25850-36 92 1936-47 C.B. Drive Gear
12-1389 25850-36A 92 1936-69 C.B. Drive Gear, S&S
10-0802 25856-36 93 1936-69 C.B. Drive Gear Stud
12-0199 25859-36 94 1936-58 C.B. Stud Screw. RH
12-0196 1430
94 1959-69 Screw, L.H.
12-1409 26345-39 95 1939-72 Drive Gear, 25T, USA
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 Ret. Ring
12-1395 26349-39 99 1939-53 Drive Gear
12-1450 26349-54 99 1954-72 Drive Gear
Note: Must be used with 1954-77 Pinion & Cam Gears.
1936-69
1970-83