TBI Throttle Body Injection discussion and questions. L03/CFI tech and other performance enhancements.

secondaries?

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Old

Aug 3, 2002 | 10:19 PM

#1

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secondaries?

i have a 89 RS, with a 305 TBI, when do my secondaries open up?? anyone know

Old

Aug 3, 2002 | 11:25 PM

#2

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From: mission hills ,ca

They dont , you dont have them.

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Aug 4, 2002 | 12:17 AM

#3

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From: Maple Shade, NJ

depends on if you have mechanical or vacuum secondaries ....

Secondaries are on carbs which kick in when you floor it for the most part.
A TBI has two electric injectors that shoot fuel down into the manifold for which secondaries dont exist on our engines.
~Tim

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