Glossary “turbocharged engine” Definition:
Engine with a centrifugal pump driven by exhaust pressure: used to pressurize intake air, thereby increasing its density and increasing engine power. Pump output volume is directly related to exhaust pressure.
turbo lag
Glossary “turbo lag” Definition:
Short delay in engine response when a driver advances the throttle in a turbocharged vehicle.
turbo intercooler
Glossary “turbo intercooler” Definition:
Term used for intercooler.
Turbo Hydro
Glossary “Turbo Hydro” Definition:
Term used for Turbo Hydra-Matic.
Turbo Hydra-Matic
Glossary “Turbo Hydra-Matic” Definition:
A/T by General Motors.
turbo boost actuator
Glossary “turbo boost actuator” Definition:
An output of the ECA which insures that no boost will be applied untile certain conditions have been met.
turbo
Glossary “turbo” Definition:
Term for turbocharger.
turbine spray system
Glossary “turbine spray system” Definition:
The unit produces its own pressure and does not use shop air.
turbine engine
Glossary “turbine engine” Definition:
Engine in which gas pressure is created by combustion to spin a turbine.
turbine
Glossary “turbine” Definition:
1). Driven member inside a torque converter consisting of many vanes that receive fluid flow from the impeller. 2). Driven member that connects to the transmission input shaft and provides torque input to the planetary gearset.
tunnel ram manifold
Glossary “tunnel ram manifold” Definition:
Intake manifold having a large plenum and long runners to the intake ports, improving output at high rpm.
tungsten inert gas welding
Glossary “tungsten inert gas welding” Definition:
Welding process using tungsten (W) with an inert gas, such as argon (Ar), as a shield.
tungsten electrode
Glossary “tungsten electrode” Definition:
A non-filler metal electrode used in arc welding, arc cutting, and plasma spraying, made principally of tungsten (W).
tuned port injection (TPI)
Glossary “tuned port injection (TPI)” Definition:
Multiport fuel injection system used on 5.0 and 5.7 L GM V-8 engines featuring tuned intake runners from a common plenum.
tuned intake
Glossary “tuned intake” Definition:
Term used for ram tuning.
tuned header
Glossary “tuned header” Definition:
Term used for tuned exhaust.
tuned exhaust
Glossary “tuned exhaust” Definition:
Exhaust system having equal length passages.
tune-up specifications
Glossary “tune-up specifications” Definition:
Specifications used during a tune-up procedure on a vehicle.
tune up
Glossary “tune up” Definition:
Routine maintenance procedure that includes replacing the rotor and spark plugs; in older cars, replacing the rotor, points, capacitor, spark plugs and adjustment of the timing.
tulip valve
Glossary “tulip valve” Definition:
Intake or exhaust valve with a tulip-shape on the backside of the valve head.