23
1984-99 Big Twin Pinion Hardware
1984-99 Big Twin Pinion Hardware
VT No. OEM
 # Year/Item
 1 1970-up Bushing Pin
 2 1970-up Dowel Pin
 4 1970-92 Chrome Allen Screw Set
 4 1970-92 Stock Chrome Screws
 4 1970-92 Stock Cadmium Screws
 14 1970-up Washer, Chrome
 18 1970-up Needle Bearing
 19 1981-up Wire  Clamp
 20 1970-up Oil Pump Retainer Ring
12-1379 23985-54 23 1970-up Key, Gear Shaft 
Note: 24040-78 24 L1977-up Pinion Gear
See Chart on page 13 for Pinion Gear Listing
12-0507 24023-54 25 1970-89 Pinion Gear Nut 
12-0512 24022-90 25 1990-92 Pinion Gear Nut 
 Jims
 25 1993-up Pinion Gear Nut
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 
15-0872 25225-93 33 1993-up Gasket and Seal Kit 
12-9906 25313-77 38 1978-99 Breather Valve, S&S 
 38 As Above .030 O.S.
 37 Washers for Above (Set)
12-1537 25313-77 38 1978-99 Breather Gear, Sifton Steel 
 37 Washers for Above, Sifton
12-1531 25310-82 38 1982-90 1992-up Breather Valve(Plastic) 
 39 1982-up .130-.165 Set, 8 pk.
12-1533 25329-91 39A 1991-up BT Air/Oil Separator 
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 
10-0708 25582-73 47 1973-92 Bushing STD 
10-2529 As Above 47 1973-92 Bushing .005 O/S 
10-8536 25582-93 47 1993-up Bushing 
10-8556 As Above 47 1993-up Bushing .005 O/S 
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. 
12-1392 26349-84 54 1984-89 Drive Gear 
12-1438 26354-90 54 1990-92 Drive Gear 
12-1439 26354-93 54 1993-up Drive Gear 
Cam Bushing Kits BT kits include cam and gear shaft bush-
ings/bearings with lock pins and thrust plate.
VT No. Fits
 Cam Bushing Kits
 Sifton Cam Thrust Washers and Lock Washers.
VT No. OEM
 Year
 Note
10-1254 25550-84 1984-up .045 thick, 5 
pk
12-1508* 25550-36 1936-99 10 pc set 
*Note: Set includes .050, .055, .065, .070, .075,
.080, .085, .090, .095 and .100.
 Sifton Evo
Performance Cam
Kit includes cam
E-Z install
pushrods, chrome
lifter bases and
roller tappets. .495
lift.
Sifton Chrome 1986-99
Lifter and Pushrod
Assembly includes 4
lifter tappets, 4 lifter units,
4 pushrods and a lifter
base set with screws and
gaskets.
VT No. Type
 Cam Kits
VT No. Fits