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Big Twin Oil Pump
Tappet Oil Screen, Oil Pump Check
Valve and Relief Valve Plugs. 12-0159
Replacement styles as shown. Oil Screen Parts Kit for 1952‑62 includes all parts shown
249756‑52 screen, 24985‑52 housing body, 8856 ball, 24992‑
52 spring, 24987‑52 plug, and 24994‑52 washer.
VT No. Item
12-0159 Kit
9606-2 8707-6 12-1522 Screen, each
15-0306 Cork Seal, 24990‑52, 10 pack
12-0176 Housing Body
9644-2 37-9226 J A-Relief Valve/By Pass Kits include spring,
plug and valve.
VT No. # OEM Fits Finish VT No. Year
8702-2 G 26362‑36 1936‑80 Check Valve 12-1477 1937‑53
9523-1 B 26362‑36 1936‑80 Check Valve Chrome 37-8946 1954‑67
9524-1 B 26362‑36 1936‑80 Check Valve Cadmium 12-1484 1968‑72
9525-1 B 26362‑36 1936‑80 Check Valve Parkerized 12-1485 1973‑80
9526-1 A 26367‑36 Stock, 37‑52 By By‑Pass Chrome 12-1486 1981‑2000
9527-1 A 26367‑36 Stock, 37‑52 By By‑Pass Cadmium B-Check Valve Kits include ball, spring and
9528-1 A 26367‑36 Stock, 37‑52 By By‑Pass Parkerized
8704-2 G 24987‑52 1952‑65 Tappet Screen Chrome cap.
9603-2 C 24087‑52 1952‑65 Tappet Screen Chrome 12-1490 1936‑55 and 1966‑80
9604-2 C 24987‑52 1952‑65 Tappet Screen Cadmium 12-1489 1956‑65
9605-2 D 26377‑54 Oil Pump Relief 1954‑67 Chrome 12-1487 1981‑99
9606-2 D 26377‑54 Oil Pump Relief 1954‑67 Cadmium Oil Pump Relief Valve Kit for
8705-2 G 655 1966‑69 Tappet Screen Chrome 1954‑67 includes plug, spring
9874-2 C 655 1966‑69 Tappet Screen Chrome and valve. VT No. 37-8946
9875-2 C 655 1966‑69 Tappet Screen Cadmium
37-9224 3 Plugs 1966‑69 Set Chrome A-Relief Valves and Springs.
8706-6 G 3 Plugs 1970‑80 Set Chrome VT No. OEM Years Item
8707-6 G 26263‑80 1981‑99 3 Piece Set Chrome 13-0107 26374‑54 1952‑72 Spring
37-9225 H 3 Plugs 1970‑80 Set Chrome 13-0217 26374‑42 1941‑52 Spring
37-9226 H 3 Plugs 1981‑99 Set Chrome 13-0111 26207‑83 1983‑00 Spring
2074-6 H 3 Plugs 1981‑99 Set Chrome 12-1417 26400‑54 1954‑81 Valve
2073-2 H 1981‑99 1981‑99 Each Chrome B-Check Valve Springs.
8701-2 G 657 1970‑80 Tappet Screen Chrome VT No. OEM Years
8701-2T G 657 1970‑80 Tappet Screen Chrome 13-0113 26363‑36 1936‑55
9876-2 C 657 1970‑80 Tappet Screen Chrome 1966‑76
9877-2 C 657 1970‑80 Tappet Screen Cadmium 13-0114 26363‑56 1956‑65
8700-2 G 26377‑68 1968‑80 Relief Valve Chrome 13-0112 26262‑80 1981‑99
37-9068 E 26377‑68 1968‑80 Relief Valve Zinc C-Ball
9607-2 E 26377‑68 1968‑80 Relief Valve Chrome 12-0158 8866 1954‑99
9608-2 E 26377‑68 1968‑80 Relief Valve Cadmium
9608-2T E 26377‑68 1968‑80 Relief Valve Cadmium Oil Screen Kit includes proper plug,
8703-2* G 26263‑80 1980‑99 All Chrome screen o‑ring and spring.
8703-2T* G 26263‑80 1980‑99 All Chrome Chrome Stock Years
9644-2* F 26263‑80 1980‑99 All Chrome 12-0219 Cap Replica
9645-2* F 26263‑80 1980‑99 All Cadmium 12-0151 12-0219 1970‑80
9634-4 F 26263‑80 1980‑99 2 Piece Set Chrome 12-0152 12-0220 1981‑84
9635-4 F 26263‑80 1980‑99 2 Piece Set Cadmium — 12-0159 1952‑62
37-8960* J 26279‑89 1981‑99 All Dome Acorn 12-0162 12-0217 1963‑65
*Note: The 1981‑up uses the same plug on check valve, tappet 12-0220 12-0150 12-0218 1966‑69
screen and relief valve A-Bypass Kit fits 1937‑40 EL and FL. 12-0162 Tappet Oil Screens are exact
{
replacement of OEM, sold each.
C A VT No. 12-1477 12-1522 24975‑52 1952‑62
1963‑65
24975‑63
12-1529
B-Oil Pump Adjusting Screw Kit fits
1966‑69
12-1516
24981‑66
1936‑54 Big Twin and 45, includes
B screw, shims, washer and nut. 12-1515 24981‑70 1970‑99
Oil Screen Spring for the tappet oil
VT No. Item
screen, sold in pack of 10.
12-1465 Kit
12-0584 Screw 13-0216 24992‑52 1952‑62
13-0164
24979‑63
1963‑65
C-Check Valve Kit includes cap, 13-0108 24982‑66 1966‑69
spring and ball. 13-0109 24982‑70 1970‑82
VT No. 12-1481 “Super-Pump” Spring Kit for 1966‑91 Big Twin.
VT No. Brand
13-9222 E.R.T. SP‑1
492
Tappet Oil Screen, Oil Pump Check
Valve and Relief Valve Plugs. 12-0159
Replacement styles as shown. Oil Screen Parts Kit for 1952‑62 includes all parts shown
249756‑52 screen, 24985‑52 housing body, 8856 ball, 24992‑
52 spring, 24987‑52 plug, and 24994‑52 washer.
VT No. Item
12-0159 Kit
9606-2 8707-6 12-1522 Screen, each
15-0306 Cork Seal, 24990‑52, 10 pack
12-0176 Housing Body
9644-2 37-9226 J A-Relief Valve/By Pass Kits include spring,
plug and valve.
VT No. # OEM Fits Finish VT No. Year
8702-2 G 26362‑36 1936‑80 Check Valve 12-1477 1937‑53
9523-1 B 26362‑36 1936‑80 Check Valve Chrome 37-8946 1954‑67
9524-1 B 26362‑36 1936‑80 Check Valve Cadmium 12-1484 1968‑72
9525-1 B 26362‑36 1936‑80 Check Valve Parkerized 12-1485 1973‑80
9526-1 A 26367‑36 Stock, 37‑52 By By‑Pass Chrome 12-1486 1981‑2000
9527-1 A 26367‑36 Stock, 37‑52 By By‑Pass Cadmium B-Check Valve Kits include ball, spring and
9528-1 A 26367‑36 Stock, 37‑52 By By‑Pass Parkerized
8704-2 G 24987‑52 1952‑65 Tappet Screen Chrome cap.
9603-2 C 24087‑52 1952‑65 Tappet Screen Chrome 12-1490 1936‑55 and 1966‑80
9604-2 C 24987‑52 1952‑65 Tappet Screen Cadmium 12-1489 1956‑65
9605-2 D 26377‑54 Oil Pump Relief 1954‑67 Chrome 12-1487 1981‑99
9606-2 D 26377‑54 Oil Pump Relief 1954‑67 Cadmium Oil Pump Relief Valve Kit for
8705-2 G 655 1966‑69 Tappet Screen Chrome 1954‑67 includes plug, spring
9874-2 C 655 1966‑69 Tappet Screen Chrome and valve. VT No. 37-8946
9875-2 C 655 1966‑69 Tappet Screen Cadmium
37-9224 3 Plugs 1966‑69 Set Chrome A-Relief Valves and Springs.
8706-6 G 3 Plugs 1970‑80 Set Chrome VT No. OEM Years Item
8707-6 G 26263‑80 1981‑99 3 Piece Set Chrome 13-0107 26374‑54 1952‑72 Spring
37-9225 H 3 Plugs 1970‑80 Set Chrome 13-0217 26374‑42 1941‑52 Spring
37-9226 H 3 Plugs 1981‑99 Set Chrome 13-0111 26207‑83 1983‑00 Spring
2074-6 H 3 Plugs 1981‑99 Set Chrome 12-1417 26400‑54 1954‑81 Valve
2073-2 H 1981‑99 1981‑99 Each Chrome B-Check Valve Springs.
8701-2 G 657 1970‑80 Tappet Screen Chrome VT No. OEM Years
8701-2T G 657 1970‑80 Tappet Screen Chrome 13-0113 26363‑36 1936‑55
9876-2 C 657 1970‑80 Tappet Screen Chrome 1966‑76
9877-2 C 657 1970‑80 Tappet Screen Cadmium 13-0114 26363‑56 1956‑65
8700-2 G 26377‑68 1968‑80 Relief Valve Chrome 13-0112 26262‑80 1981‑99
37-9068 E 26377‑68 1968‑80 Relief Valve Zinc C-Ball
9607-2 E 26377‑68 1968‑80 Relief Valve Chrome 12-0158 8866 1954‑99
9608-2 E 26377‑68 1968‑80 Relief Valve Cadmium
9608-2T E 26377‑68 1968‑80 Relief Valve Cadmium Oil Screen Kit includes proper plug,
8703-2* G 26263‑80 1980‑99 All Chrome screen o‑ring and spring.
8703-2T* G 26263‑80 1980‑99 All Chrome Chrome Stock Years
9644-2* F 26263‑80 1980‑99 All Chrome 12-0219 Cap Replica
9645-2* F 26263‑80 1980‑99 All Cadmium 12-0151 12-0219 1970‑80
9634-4 F 26263‑80 1980‑99 2 Piece Set Chrome 12-0152 12-0220 1981‑84
9635-4 F 26263‑80 1980‑99 2 Piece Set Cadmium — 12-0159 1952‑62
37-8960* J 26279‑89 1981‑99 All Dome Acorn 12-0162 12-0217 1963‑65
*Note: The 1981‑up uses the same plug on check valve, tappet 12-0220 12-0150 12-0218 1966‑69
screen and relief valve A-Bypass Kit fits 1937‑40 EL and FL. 12-0162 Tappet Oil Screens are exact
{
replacement of OEM, sold each.
C A VT No. 12-1477 12-1522 24975‑52 1952‑62
1963‑65
24975‑63
12-1529
B-Oil Pump Adjusting Screw Kit fits
1966‑69
12-1516
24981‑66
1936‑54 Big Twin and 45, includes
B screw, shims, washer and nut. 12-1515 24981‑70 1970‑99
Oil Screen Spring for the tappet oil
VT No. Item
screen, sold in pack of 10.
12-1465 Kit
12-0584 Screw 13-0216 24992‑52 1952‑62
13-0164
24979‑63
1963‑65
C-Check Valve Kit includes cap, 13-0108 24982‑66 1966‑69
spring and ball. 13-0109 24982‑70 1970‑82
VT No. 12-1481 “Super-Pump” Spring Kit for 1966‑91 Big Twin.
VT No. Brand
13-9222 E.R.T. SP‑1
492
