HURRICANE MKIIC TROP : RAPID VIDEO BUILD : ARMA HOBBY : 1/48 SCALE MODEL
HURRICANE MKIIC TROP HURRICANE MK II The improved Merlin XX (Mk.20) engine appeared in 1940 featuring a new two-speed supercharger that could have its impeller speed changed by the pilot depending on the outside air pressure (altitude). At about 18,000 feet (5,500 m) (effective), it would be switched to a higher speed gearing (“FS ratio” – Full Supercharge)…
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