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Posted

ATLAS AXLES

 

Baby ... 48.5" long (wide)

Narrow .. 50" long (wide)

Standard .. 52" long (wide)

 

An english matches the dimensions of the baby atlas, however many people incorrectly think a baby atlas is the one fitted to a mk1 3.0 litre capri when in fact that's a narrow atlas. An original baby atlas was a motorsport special order item

Posted

vista is correct with the axle lengths remember to measure from back plate to backplate i think its possible to fit the brakes to original baby atlas as a mod to escorts was to use 3.0 capri rear brakes (narrow atlas) on english axles as they were bigger but 99.9% of new/reproduced baby atlas use the 2.8 capri(wide atlas) as the basis the 2.8 capri halfshaft bearings are larger than english an narrow atlas bearings the only way then would be to enlarge the center hole an re drill the bolt holes

  • Admin
Posted
The hunt for a baby atlas is on :mrgreen:

 

I hope you're feeling flush.

 

It'd be much cheaper to replace your english diff. The atlas is quite a lot heavier and unless you're running big power and grip you just don't need it.

Posted
The hunt for a baby atlas is on :mrgreen:

 

I hope you're feeling flush.

 

It'd be much cheaper to replace your english diff. The atlas is quite a lot heavier and unless you're running big power and grip you just don't need it.

 

agreed they are serious money compared to buying a new diff for the english £140 (3.77) or £60 (3.89) i would remove the diff an have a look first might just need new bearings at £40ish compared to £750+ worth of baby atlas

Posted

i would be very suprised to find a baby atlas at £150 it might be a koln at that price be carefull as the koln is 48.5" wide how to tell if its a koln the rear cover bolt pattern isnt symetrical these are found on european escorts

  • Admin
Posted
Im not after a axle which is done up for rallying,just a standard one...im sure ive seen them going for 150 pounds...or is that something else?

 

That's a narrow atlas from a mk1 3 litre capri not a baby atlas.

Posted
Im not after a axle which is done up for rallying,just a standard one...im sure ive seen them going for 150 pounds...or is that something else?

 

That's a narrow atlas from a mk1 3 litre capri not a baby atlas.

 

So the narrow atlas is like 14mm wider then the baby?

Posted
Im not after a axle which is done up for rallying,just a standard one...im sure ive seen them going for 150 pounds...or is that something else?

 

That's a narrow atlas from a mk1 3 litre capri not a baby atlas.

 

Thats what was on my Van, I have now had to have it shortened!!

Buying new shafts, and flanges, and bearing....

  • Admin
Posted
Im not after a axle which is done up for rallying,just a standard one...im sure ive seen them going for 150 pounds...or is that something else?

 

That's a narrow atlas from a mk1 3 litre capri not a baby atlas.

 

So the narrow atlas is like 14mm wider then the baby?

 

No, about 38mm wider

Posted
Im not after a axle which is done up for rallying,just a standard one...im sure ive seen them going for 150 pounds...or is that something else?

 

That's a narrow atlas from a mk1 3 litre capri not a baby atlas.

 

So the narrow atlas is like 14mm wider then the baby?

 

No, about 38mm wider

 

Just picked up a mag with specs:

 

Baby 48 1/2 inch and Narrow 49 7/8 inch.

 

So 13.375mm longer or 6.6875mm eash side longer

 

Round it off to 7mm eash side we'll say...

I can get it under a mk1 just,maybe trim back the arch a few mm.

 

Worth a try?

Posted
3.0 capri axle will not bolt straight on the saddles need cutting off and re positioning it will fit under standard archs only using 6j rims or smaller but it still may rub depending on tyres

 

I have 5.5 wheels and 185 tyres.

 

Can the axle flange be skimmed alittle like 3mm and use the same halfshaft?

 

The shaft would sit futher into the diff but would it cause an problems?

 

Maybe i could skim 3mm off the end of the shaft also?

 

I could do the machining at uni if they let me :mrgreen:

Posted

machine the bearing collar so the halfshaft goes further into the diff no!

machine the face maybe as long as the wheel stud has enough meat on it where it presses in

question why bother fitting a atlas?

in my eyes unless you running big bhp 200+ or plan on fitting a yb or torquey v6/v8 or massive wide gripy tyres it seems alot of effort for no real gain. atlas parts are over priced, lsds are far more expensive than english units and there isnt really much of a selection of cwp's unlike the english that has lots. narrow atlas halfshafts are quite rare unlike common english units, atlas axles are very heavy compared to english axles which will make you 0-60 worse an mpg worse by the time you have faffed about sorting out the halfshafts cutting of the saddles an repositioning them to fit a escort messed about getting the handbrake assay to fit/work. narrow atlas's have a 3.09 diff as standard so you will need to buy another cwp then have that fitted what is a pain in the arse so £150(axle) £80(cwp) atlas rebuid kit (?) and about 2 days labour fitting everything up. a english complete diff will cost no more than £150 for a desireable ratio like 3.77 it will take 2 hours max to change job done i know what i would do

Posted
machine the bearing collar so the halfshaft goes further into the diff no!

machine the face maybe as long as the wheel stud has enough meat on it where it presses in

question why bother fitting a atlas?

in my eyes unless you running big bhp 200+ or plan on fitting a yb or torquey v6/v8 or massive wide gripy tyres it seems alot of effort for no real gain. atlas parts are over priced, lsds are far more expensive than english units and there isnt really much of a selection of cwp's unlike the english that has lots. narrow atlas halfshafts are quite rare unlike common english units, atlas axles are very heavy compared to english axles which will make you 0-60 worse an mpg worse by the time you have faffed about sorting out the halfshafts cutting of the saddles an repositioning them to fit a escort messed about getting the handbrake assay to fit/work. narrow atlas's have a 3.09 diff as standard so you will need to buy another cwp then have that fitted what is a pain in the arse so £150(axle) £80(cwp) atlas rebuid kit (?) and about 2 days labour fitting everything up. a english complete diff will cost no more than £150 for a desireable ratio like 3.77 it will take 2 hours max to change job done i know what i would do

 

More power will come at a later date.

 

Ill whip out the diff to see whats the damage next week or something and go form there. :thumbsup:

  • Admin
Posted
Im not after a axle which is done up for rallying,just a standard one...im sure ive seen them going for 150 pounds...or is that something else?

 

That's a narrow atlas from a mk1 3 litre capri not a baby atlas.

 

So the narrow atlas is like 14mm wider then the baby?

 

No, about 38mm wider

 

Just picked up a mag with specs:

 

Baby 48 1/2 inch and Narrow 49 7/8 inch.

 

So 13.375mm longer or 6.6875mm eash side longer

 

Round it off to 7mm eash side we'll say...

I can get it under a mk1 just,maybe trim back the arch a few mm.

 

Worth a try?

 

Sorry mate but wrong again. I'm not sure what you're using as a conversion factor but there's 25.4mm in an inch so using your measurements the narrow atlas is 35.325mm wider so 17.6625mm each side.

 

In any case I'd rather go with 48.5" baby and 50" narrow (as stated earlier in the thread) those are the measurements I read repeated again and again by experts so I'd take their word over a magazine.

Posted
machine the bearing collar so the halfshaft goes further into the diff no!

machine the face maybe as long as the wheel stud has enough meat on it where it presses in

question why bother fitting a atlas?

in my eyes unless you running big bhp 200+ or plan on fitting a yb or torquey v6/v8 or massive wide gripy tyres it seems alot of effort for no real gain. atlas parts are over priced, lsds are far more expensive than english units and there isnt really much of a selection of cwp's unlike the english that has lots. narrow atlas halfshafts are quite rare unlike common english units, atlas axles are very heavy compared to english axles which will make you 0-60 worse an mpg worse by the time you have faffed about sorting out the halfshafts cutting of the saddles an repositioning them to fit a escort messed about getting the handbrake assay to fit/work. narrow atlas's have a 3.09 diff as standard so you will need to buy another cwp then have that fitted what is a pain in the arse so £150(axle) £80(cwp) atlas rebuid kit (?) and about 2 days labour fitting everything up. a english complete diff will cost no more than £150 for a desireable ratio like 3.77 it will take 2 hours max to change job done i know what i would do

 

What he said.

 

Only think about going Atlas if you are going to be fitting wide wheels mate. It will be a lot of hassle for no real point. Plenty of people are using English axles with well over 200BHP. :thumbsup:

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