Saddle-type vehicle including an exhaust secondary air valve
Safety device for use in an apparatus for cleansing the exhaust
Safety exhaust system with switching for an internal combustion
SCR cold start heating system for a diesel exhaust
Scramjet combustor
Scramjet combustor
Scramjet combustor
Scramjet combustor having a two-part, aft-facing step
Scramjet combustor having a two-part, aft-facing step with prima
Scramjet engine having improved fuel/air mixing
Scramjet fuel injection system having independent fuel supplies
Scramjet including integrated inlet and combustor
Scramjet injector
Sealing structure in exhaust system of internal combustion engin
Secondary air control apparatus for exhaust gas purifier
Secondary air control device
Secondary air control in vehicle exhaust purification system
Secondary air control system for an internal combustion engine
Secondary air control system for internal combustion engine
Secondary air control system in an internal combustion engine