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Old Jul 12, 2002 | 10:56 PM
  #1  
Ford Truck Racer's Avatar
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From: Claremore, Ok 74017
ZF 5 speed question

Thinking of maybe going the ZF tranny for my 302 and here's some questions

What are the gear ratios of the tranny
Can I use my clutch of the M5OD are at least pressure plate and flywheel.
Is it a different clutch master cylinder or can you use the same one
Can I use the stock crossmember also.

Thanks for any help. Want to know what I'm facing before I try it. Thanks for any and all advice.
 
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Old Jul 13, 2002 | 11:15 AM
  #2  
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From: Topsfield, MA
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ZF 5 speed question

I'm looking to do the same thing and get rid of my mazda and put in a ZF. You might want to try the tranny forum, lots of smart guys hang out there. I'm looking for information there too.


Primary rig is Green Thunder:
95' F-150 XLT 4x4, 302, 5 spd, MSD 6A, Sunroof, CD player with 2 10" subs and some 32" BFG Muds .

Check out my Gallery for a look-see.


Then theres:
99' Mustang GT 4.6L
88' F-250 Superduty 4x4 351/c6
95' Mercury Cougar 4.6L V-8
80' E-350 300/6 with a
3 spd column shifter. Top speed is 65mph, Go Baby Go!

 
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Old Jul 13, 2002 | 11:16 AM
  #3  
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MustangGT221
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From: Topsfield, MA
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ZF 5 speed question

HAHA i'm an idiot, i thought i was in the 87-96 truck forum when i said that, sorry.


Primary rig is Green Thunder:
95' F-150 XLT 4x4, 302, 5 spd, MSD 6A, Sunroof, CD player with 2 10" subs and some 32" BFG Muds .

Check out my Gallery for a look-see.


Then theres:
99' Mustang GT 4.6L
88' F-250 Superduty 4x4 351/c6
95' Mercury Cougar 4.6L V-8
80' E-350 300/6 with a
3 spd column shifter. Top speed is 65mph, Go Baby Go!

 
Reply
Old Jul 14, 2002 | 07:16 PM
  #4  
Trail_Rider's Avatar
Trail_Rider
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From: Lower 48
ZF 5 speed question

>Thinking of maybe going the ZF tranny for my 302 and here's
>some questions
>
>What are the gear ratios of the tranny
>Can I use my clutch of the M5OD are at least pressure plate
>and flywheel.
>Is it a different clutch master cylinder or can you use the
>same one
>Can I use the stock crossmember also.
>
>Thanks for any help. Want to know what I'm facing before I
>try it. Thanks for any and all advice.

================================================== ====

I had the unique opportunity to own both a '94 F150 with a 6 and M5 speed, and a '94 F250 351/ ZF 5speed. The final gearing seemed to be about the same. The major difference was the ZF had lower bottom end gearing for pulling.

Now here is my theory.

The 351 is a direct bolt in replacement for the 300, and since the ZF was available on the 351 it should be a direct bolt in swap for the Mazda. As long as the input shafts have the same splines, you should be able to use the stock equipment from the Mazda on the ZF. I would check this by going to a parts house and asking to see a clutch for each transmission and then comparing them.

 
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Old Jul 19, 2002 | 01:11 AM
  #5  
MustangGT221's Avatar
MustangGT221
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From: Topsfield, MA
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ZF 5 speed question

I believe the ZF is longer than the mazda, so slight driveshaft work will be in order too.


Primary rig is Green Thunder:
95' F-150 XLT 4x4, 302, 5 spd, MSD 6A, Sunroof, CD player with 2 10" subs and some 32" BFG Muds .

Check out my Gallery for a look-see.


Then theres:
99' Mustang GT 4.6L
88' F-250 Superduty 4x4 351/c6
95' Mercury Cougar 4.6L V-8
80' E-350 300/6 with a
3 spd column shifter. Top speed is 65mph, Go Baby Go!

 
Reply
Old Jul 19, 2002 | 08:39 AM
  #6  
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ZF 5 speed question

A few items to think about in the change. This is for a 2wd so if you have a 4wd it may not pertain to your situation. I switched from a T-18 to a ZF so I don't know if they hold true for the Mazda but.....

The crossmember may need to be reworked. If you do not have access to a welder look for a crossmember from an AUTO tranny truck, it looks like a J and will work unless the fuel pump or filter is in the way.

The ZF uses a flange instead of a slipjoint so two things need to be considered. 1. A step joint for the driveshaft and 2.the slip joint needs to be addressed in the driveshaft.

You may need to modify the floorboard for the shifter.

If you buy a ZF make sure you get ALL of the ancillary items, complete shifter, boot, flange etc. If you buy a rebuilt they will cost an additional small fortune.

Good luck.
 
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Old Jul 19, 2002 | 12:11 PM
  #7  
Ford Truck Racer's Avatar
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From: Claremore, Ok 74017
ZF 5 speed question

Can I use the Driveshaft from the a likewise truck or would the U-joints in the 8.8 not bolt to the 3/4 or 1 ton axle. It is a extended cab swb. Also what is the slipjoint never seen it or really messed with it.
 
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Old Jul 22, 2002 | 08:56 PM
  #8  
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slowsix
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ZF 5 speed question

On the T18, the slipjoint is on the end of the 2wd tailshaft (the end of it holds the u joint), it will move in and out of the tailshaft for flexibility when the truck is moving. The ZF has a flange on the end of the tailshaft that has a nut keeping it in place so no movement. The slipjoint was put on the driveshaft to allow movement of the driveshaft and driveline of the truck when it is being driven.

The u joint for the ZF is for a F250 not a F150 (usually). The step joint allows opposite sides of the u joiunt to fit two different sizes, meaning two sides fit a 250 (larger) and two fit a 150 (smaller). This is a specified u joint and the shop that works on the driveshaft can help you with this.
 
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Old Jul 22, 2002 | 09:08 PM
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ZF 5 speed question

 
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