Power plants – Internal combustion engine with treatment or handling of... – Pulsed – timed – tuned or resonating exhaust
Patent
1988-02-23
1989-05-23
Hart, Douglas
Power plants
Internal combustion engine with treatment or handling of...
Pulsed, timed, tuned or resonating exhaust
F02B 2702
Patent
active
048318230
ABSTRACT:
An exhaust gas control means for motorcycles or the like wherein an expansion chamber that contains an exhaust control valve is positioned beneath and to the rear of the engine. The individual exhaust pipes extend from the exhaust ports of the engine into the expansion chamber in proximity to the valve for improving the performance throughout the engine speed and load ranges.
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Beutler Ernest A.
Hart Douglas
Yamada Hatsudoki Kabushiki Kaisha
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