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This type of Q-jet actually has a throttle position sensor (TPS). It's important that the sensor protrudes through the proper opening in the gasket (arrow) so it can contact the spring-loaded TPS actuating pin, which runs off the accelerator pump. The hooklike appendage is used to adjust TPS height, if necessary.
1984 Chevy Camaro - Power Struggle

This type of Q-jet actually has a throttle position sensor (TPS). It's important that the sensor protrudes through the proper opening in the gasket (arrow) so it can contact the spring-loaded TPS actuating pin, which runs off the accelerator pump. The hooklike appendage is used to adjust TPS height, if necessary.  View Related Article

 

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