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  1. J

    Exhaust Manifold Heat Shield

    As you know, this part is very hard to find. You've probably checked out EBay which has 3 listed. One excellent Repop for $750 and two originals for $1,250 and $1,500.
  2. J

    Ram Air Plenum and /or Ducts for 71 -73

    I'm looking for the under hood plenum that channels the ram air from the hood ducts to the breather system.  Need the ducts as well, but the plenum is the main thing.  The plenum and ducts are all the same for 71, 72, and 73.  They're not engine or model specific, so any plenum from any 71-73...
  3. J

    Big Block Drive Shaft

    Can anyone tell me where to get a used OEM, or new aftermarket drive shaft for a 71 convertible 429SCJ C6 automatic.  I think it would be the same one in the 429 Mach 1 with automatic tranny.  Stock  would probably work, but the engine is pepped up a bit (572 HP, 617 Ft-lbs on dyno).  Thanks for...
  4. J

    Automatic Overdrive Transmission for Big Block

    Hey Don C, thanks for the great reply. the CK Performance stuff looks great.
  5. J

    Automatic Overdrive Transmission for Big Block

    Great. Thank you everyone for these suggestions. I'm definitely going to look into these two new options (Gear Vendors, 4R70W). I very much like the gear ratios of the 4R70W which are First: 2.84 :1 Second: 1.55 :1 Third: 1.00 :1 Overdrive: 0.70 :1 I don't think it was ever matched...
  6. J

    Automatic Overdrive Transmission for Big Block

    Thanks for the great lead! Never heard of this option before. I read the web site up and down and all around. The Gear Vendors device is a really interesting concept and looks to be easy to install. Many advantages to this conversion!! But there's a distinct disadvantage that would still...
  7. J

    Automatic Overdrive Transmission for Big Block

    Hi Everyone! -   The quick question:  What type of automatic overdrive transmission can I install in a 71 mustang with a 429 engine? ::thumb::  The details:  It's a 71 convertible.  I'm replacing the original 6 cylinder / C4 tranny / 8" 28 spline rear with ------> 429 SCJ (dyno shows 572 HP...