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TB years?

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Old Jan 14, 2003 | 01:03 PM
  #1  
RedDevil's Avatar
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From: Austin, Tx
Default TB years?

I'm interested in buying some guys 01 ported TB, he has a 99 TB and said that they changed the style between the years. My question is will my 00' TB interchange with the 01' and the 99' or am I not able to do the deal?
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Old Jan 14, 2003 | 03:07 PM
  #2  
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From: East Central Florida
Default Re: TB years?

'98-'99 and '00-'02 are the
families. The only differences
I've seen are:

Late throttle pully is larger.
Cable issues.

Late coolant line fittings are
different, '98-'99 are small,
45-degree while '02 (only late
one I've seen) has one straight,
one 90-degree that's also fatter.)

Early and late have different PCV
fresh air (return) fittings.

Aside from the coolant lines, it's
bone simple to swap the throttle
shaft & plate, and the PCV fitting,
between model years. This is what
I did, got a truck TB and ported
that, then swapped on my '02 shaft
and PCV fitting. Kept my original
throttle body casting unmolested
(except for the missing bits).
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Old Jan 15, 2003 | 01:01 AM
  #3  
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From: NY
Default Re: TB years?

The difference in F-body TB's is this.......


98-99 are the small cam ones w/ a brown spring. 2000-2002 are the large cam ones w/ a blue spring. A F-body TB will not have a orange spring and it will have coolant lines that are straight on the drivers side and a 90 deg bend on the passenger side.

If both coolant lines straight means that it's a truck unit, and if it has a orange spring means it's a truck unit.

Trust me I see these things all the time.

Bret
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