Pontiac - Race The next Level

          
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Old 07-18-2000, 11:38 PM
Dave Kovar Dave Kovar is offline
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Location: Engadine, Mich
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I have a 455 and 3:73 rear end. I had a 4 speed in the car and blew the clutch out. Come to find out I need a 11 inch clutch to handle the torque of the 455. This means buying a new flywheel and pressure plate and clutch. I am told the Muncie will not hold up the 455. Sounds like a good time to put the original parts on the shelf and change to an automatic trans. Any suggestions on good combinations. It will go into a 70 TA.
Do I need a different trans. mount? What type of torque converter? Is a trans brake better than line lock. Who makes a good trans. What about the 4 speed trans (auto).
Are there any good five speeds (man) that will hold up.
All of your experience will be very helpful.
Dave

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Dave
  #2  
Old 07-18-2000, 11:38 PM
Dave Kovar Dave Kovar is offline
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Join Date: Feb 2000
Location: Engadine, Mich
Posts: 43
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I have a 455 and 3:73 rear end. I had a 4 speed in the car and blew the clutch out. Come to find out I need a 11 inch clutch to handle the torque of the 455. This means buying a new flywheel and pressure plate and clutch. I am told the Muncie will not hold up the 455. Sounds like a good time to put the original parts on the shelf and change to an automatic trans. Any suggestions on good combinations. It will go into a 70 TA.
Do I need a different trans. mount? What type of torque converter? Is a trans brake better than line lock. Who makes a good trans. What about the 4 speed trans (auto).
Are there any good five speeds (man) that will hold up.
All of your experience will be very helpful.
Dave

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Dave
  #3  
Old 07-19-2000, 08:36 AM
mike nixon mike nixon is offline
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richmond gear has a tough 5-spd out ,good choice of ratios also. i heard they were going to produce a 6-spd ,anyone heard anything on that? mike

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  #4  
Old 07-19-2000, 10:01 AM
Scott Misus Scott Misus is offline
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The six speed has been out for years. With a Long shifter, you're talking about $3200. Stick with the Nash 5 speed for cost. I see them frequently, with Hurst shifters, for about $1000.

For your '70, stay away from the slushboxes.

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