A variation of the Split skirt
piston. The top of the T tends to retard the transfer of heat from the head
to the skirt of the piston. The vertical slot allows the skirt of the piston
to close when heated.
TSP
Acronym for Throttle Solenoid Positioner (Ford)
TSS
Acronym for Transmission Shaft Speed Sensor
Acronym for Turbine Speed Shaft Sensor Measures turbine speed to aid controlled slip
