Spotted a mean ass rx7 popping flames today, both out the exhaust and from the front so I guess it must have been wastegate to atmosphere as I doubt it'd flame through the air filter?
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Rotaries can do that
External wastegate if turbo, probably open trumpets if not. Mine backfires flames out of the trumpets and mines not a rotary!
@IR started
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Spotted a mean ass rx7 popping flames today, both out the exhaust and from the front so I guess it must have been wastegate to atmosphere as I doubt it'd flame through the air filter?
1 Attachment