| ENGINE – EXHAUST SYSTEM | PART NO. | PRICE £ |
| 12/4 ManIfold studs | AC11 | 1.80 |
| 12/4 Manifold brass nuts | AC12 | 1.10 |
| 12/4 Exhaust manIfold gasket set | AF5, AF6 | 38 |
| 12/4 Exhaust flange gasket | AF8 | 9 |
| 16/6 Manifold studs | ED9, ED10 | 2.60 |
| 16/6 Exhaust pipe flange manifold gasket | EJ2 | 13 |
| 16/6 Exhaust manifold gasket set | EH3 + 4off EH2 | 48 |
| 20/4 Exhaust manifold gasket | CEL2 | 30 |
| 20/4 Exhaust flange gasket | CEM52 | 15 |
| 20/6 Exhaust manifold gasket set | DH3 + 4DH2 | 63 |
| 20/6 Exhaust flange gasket | DJ3 | 16 |
| ENGINE – INLET SYSTEM | ||
| 20/6 Inlet manifold gaskets – 6 in set | DH5 | 36 |