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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
12-9956* —
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
12-9978 ––
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
12-1510 ––
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
12-9956* —
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