Norton twin crankcase fittings and engine barrels (cylinders) to crankcase fittings.
Norton Twins-crankcase
| Model | Product Image | Product Name | Qty. | Price |
|---|---|---|---|---|
| BT-D12/919 (R-067542) | ![]() |
Oil pressure relief valve body washer, Norton twins Norton twins oil pressure relief valve washer, copper, ID7/8 in; OD 1-1/4in Original part number D12/919; T2058; 067542... |
3 | $1.00 |
| BT-D12/916 (R-066195) | ![]() |
Oil pressure relief valve body, Norton twins Norton twins oil pressure relief valve body, Original part number D12/916; T2059; 066195 - pressure release valve body |
1 | $52.00 |
| R-066195A | ![]() |
Oil pressure relief valve complete, Norton twins, 60psi Norton twins oil pressure relief valve complete, upgraded for 60 psi. SRM Original part number D12/916; T2059; 066195 -... |
1 | $200.18 |
| BT-D12/920 (R-067543s) | ![]() |
Oil pressure relief valve domed nut, Norton twins Norton twins oil pressure relief valve domed nut, Original part number D12/920; T2060; 067543- nut for release valve... |
1 | $21.50 |
| BT-D12/921 (R-067541) | ![]() |
Oil pressure relief valve nut washer, Norton twins Norton twins oil pressure relief valve piston, ID 3/4in OD 1-1/16in, copper Original part number D12/921; T2047; T2057;... |
1 | $1.80 |
| BT-D12/917 (R-067540) | ![]() |
Oil pressure relief valve piston, Norton twins Norton twins oil pressure relief valve piston, Original part number D12/917; T2054; 067540 - pressure release spring... |
1 | $18.00 |
| R-067646 | ![]() |
Oil pressure relief valve shim, Norton twins Norton twins oil pressure relief valve spring shim, Original part number 15404; 067646- shim for release valve |
3 | $1.45 |
| R-19425B | ![]() |
Rocker oil feed pipe assembly, Norton Dominator, black rubber Rocker oil feed flexible black rubber pipe assembly, Norton Dominator twin pre Commando. Original Part Numbers: 19425-... |
2 | $60.85 |






