about 16 degrees btdc
tuned port injection
It's a type of fuel injection. It stands for "Tuned Port Injection."
Yes, and it will increase torque
The TPI (Tuned Port Injection) has 230hp.
A Chevrolet V8 engine with 3.736" bore and 3.48" stroke and tuned port injection.
under the intake port tubes
A Chevrolet V8 engine with 3.736" bore and 3.48" stroke and tuned port injection.
The late 80's to early 90's tuned port engines had multiport injection, along with the lt1, and the later ls1.
Does anyone have a diagram for the Vacuum connections for a 1985 5.7 L Tune Port Injection Corvette engine?
Tuned port injection simply means that all the intake "tubes" are equal in length. This same terminology is used for exhaust headers, tuned headers have equal length tubes from the head to the collector that attaches to the exhaust pipe. That explains the sometimes crazy looking bends on them.
It depends on what type of fuel injection it is. If it's Tuned Port Injection (which it should be for a Trans Am), then it's 205 HP.
TBI usually stands for throttle body injection, which your engine does NOT have, are you sure it's not TPI, tuned port injection?