| The carburettor inlet casting is is a large casting and requires both an inner and outer pattern. Where it sits in the cockpit can be seen courtesy of David from the Brussels Museum. |
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| The throttle and mixture controls are a complicated mix of brass and aluminium which requires casting, lathe work and milling. Again work has started. Carburettor connectors and C clips have had to be made. Experts have made new rocker arms. |  |  |
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