mfg Posted May 24, 2015 Report Share Posted May 24, 2015 A 'flapper valve' was installed into the carb bonnet of an R2 Avanti engine to allow the engine to 'breathe' in case of supercharger or air filter failure.....True? Link to comment Share on other sites More sharing options...
brad Posted May 24, 2015 Report Share Posted May 24, 2015 No, it was to vent fumes when the engine was off. A backfire could be explosive otherwise. Link to comment Share on other sites More sharing options...
mfg Posted May 25, 2015 Author Report Share Posted May 25, 2015 Correct....Well said!......Answer....FALSE! Link to comment Share on other sites More sharing options...
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