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We need axle info!!!

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Postby Rolo » Sun Mar 26, 2006 8:52 am

ovlov wrote::lol: Just took some measurements from my mk1 & mk4? :roll:

1994 mk4 chassis cab twin wheel rear axle widths
back plate to back plate 54 inches/ (1370mm's)
spring saddles centre to centre 44inches (1120mm)
inner tyre wall to tyre wall 195/15 tyres 48 inches/ (1220 mm)

1972 mk1 chassis cab twin wheeler 185/14 tyres
back plate to back plate 48 inch (1220mm)
spring saddle centre to centre 39 inch (990 mm)
tyre to tyre 45inch (1140 mm)


That information is already exactly what I needed, thanks.

Am I correct in assuming that the outside tyre to outside tyre distance in the Mark 4 is 80mm wider than the in the Mark 1, or do some other measurments vary to compensate?

And will the same Mark 4 15" wheels fit in the Mark 1 front axle?

Do you know what the diff ratios available in Mark 4s are?
1973 drw; Falcon 250 c.i.; 12v fuel pump; belt-driven water pump & fan replaced with 12v water pump & two 12" fans; T5 gearbox; Mark II front discs.
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Postby Luke » Sun Mar 26, 2006 9:36 am

unrelated to the above but something else i found out :!:
SWB mk3 wheels look identical to SWB mk4 but they have a wider offset - lower ET but the rim width is the same!

SWB mk3 wheels fitted to a SWB mk4 would make it wider

mk5 wheels are the same as mk4 but they have extra holes in them

edit - due to recent information the mk3 wheels i got off a mk3 may not have been origanal wheels - so dont take this as gospel
Last edited by Luke on Sat May 06, 2006 9:08 pm, edited 1 time in total.
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Postby Luke » Sun Mar 26, 2006 11:10 am

Here is a copy of the haynes mk1 transit manual with ratio info!

tis a big pic so CLICK HERE to see it!! :D
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Postby Luke » Sun Mar 26, 2006 11:17 am

Same for mk2 :!: although not as much info.

CLICK HERE!!! :D
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Postby Luke » Sun Mar 26, 2006 11:22 am

Might as well do the mk3/4 aswell - dunno about mk5 my manual is a 1995 :!:

CLICK HERE!!!
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Postby Sundowner » Sun Mar 26, 2006 11:31 am

The original diff that was in my van was a Borg Warner 78 with a 3.89:1 ratio
The diff i have now is from an econoline van and is a 3.0:1 ford nine inch and is 68" from flange to flange

Hey Rolo it the case on you gear box cast iron ??
Yeah i know its big green and rusty so move your Porsche before i bash it with 460 cubes of fords finest cast iron
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Postby snakemaster » Sun Mar 26, 2006 8:41 pm

Hey the mk3 lwb 6 stud single wheel same type of axle as the twin wheel but a smige wider ? is this any good for the mk1
Wanted manta A front spoiler , i now theres one out ther for me
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Postby ovlov » Mon Mar 27, 2006 8:57 pm

Rolo wrote:
ovlov wrote::lol: Just took some measurements from my mk1 & mk4? :roll:

1994 mk4 chassis cab twin wheel rear axle widths
back plate to back plate 54 inches/ (1370mm's)
spring saddles centre to centre 44inches (1120mm)
inner tyre wall to tyre wall 195/15 tyres 48 inches/ (1220 mm)

1972 mk1 chassis cab twin wheeler 185/14 tyres
back plate to back plate 48 inch (1220mm)
spring saddle centre to centre 39 inch (990 mm)
tyre to tyre 45inch (1140 mm)


That information is already exactly what I needed, thanks.

Am I correct in assuming that the outside tyre to outside tyre distance in the Mark 4 is 80mm wider than the in the Mark 1, or do some other measurments vary to compensate?

And will the same Mark 4 15" wheels fit in the Mark 1 front axle?

Do you know what the diff ratios available in Mark 4s are?


Outside tyre measurements might be a bit more than 80mm as 195 tyre's are wider than 185's I dont know if 15inch rims will fit a mk1 as they are different centre's I think they have a spigot type fitting
I want to live forever so far so good
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Postby Rolo » Tue Mar 28, 2006 6:42 am

Luke wrote:Might as well do the mk3/4 aswell - dunno about mk5 my manual is a 1995 :!:


I suppose it would too much to expect the manuals to show the axle dimensions to see if they are interchangeable, wouldn't it?
1973 drw; Falcon 250 c.i.; 12v fuel pump; belt-driven water pump & fan replaced with 12v water pump & two 12" fans; T5 gearbox; Mark II front discs.
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Postby Rolo » Tue Mar 28, 2006 7:46 am

ovlov wrote: I dont know if 15inch rims (from Mark 4) will fit a mk1 as they are different centre's


You mean different PCD?

I think they have a spigot type fitting


I didn't understand what you meant by "spigot" because I associate that word with water taps (as you can see a mechanic I'm not) and here is what I found in the net:

************************************
WHEEL OFFSET, PCD, and
CENTRE SPIGOT DIAMETER
Offset is the distance between the imaginary centreline of the wheel (as viewed from behind the wheel as it would roll away from you) and the inside face that bolts up against the wheel hub on the car. Fitting wheels that alters the track of your car (the distance between the centre of the left and right wheels, either front or rear) by more than 20mm will usually void any insurance policy, that means the offset cannot be any more than 10mm different per wheel than standard.

As an aside, the other two things to look for when fitting after market wheels is the PCD (Pitch Circle Diameter, ) and spigot size. The PCD is easy to match as this relates to the number of studs you need to hold the wheel on the car. The ACTUAL meaning is the diameter of the studs from the centre of the wheel.

Spigot size is a bit trickier....the spigot is the bit in the centre of the hub that you rest the inside centre of the wheel on whilst aligning the studs and screwing back the wheel nuts. On generic after market wheels, the spigot hole inside the wheels is a lot bigger than the spigot on the car. So what you need to do in this case is fit spigot locating rings. These are just rings of aluminium or hard plastic, that fit over the spigot on your car and then have a proper fit with the spigot hole on the wheel. If you don't have the spigot taking all the weight of the car, chances are you'll break one or more studs when you drive the car hard or have to brake hard. Remember the wheel nuts are simply there to hold the wheel on, NOT support the weight of the car. Also, as there is nothing to centre the wheel, you'll notice the wheels go in and out of balance because as you drive around, they'll move around on the hub.
***************************************

...and if you check your Mark 1 you'll find that there is no such thing as a spigot in Mark 1 Transits (as defined there) and the wheels in my Mark 1 also have ALL THE WEIGHT resting on the studs.

Or did something else go over my head yet again? ;)
Last edited by Rolo on Tue Mar 28, 2006 11:00 am, edited 2 times in total.
1973 drw; Falcon 250 c.i.; 12v fuel pump; belt-driven water pump & fan replaced with 12v water pump & two 12" fans; T5 gearbox; Mark II front discs.
Rolo
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Postby Rolo » Tue Mar 28, 2006 10:55 am

Sundowner wrote:
Hey Rolo it the case on you gear box cast iron ??


Oops!

Forgot to answer this one.

No, it's the same aluminium alloy as in bellhousings and T5s are only 85 lbs according to an engine and gearbox weight chart I posted only recently.
Last edited by Rolo on Tue Mar 28, 2006 11:15 am, edited 1 time in total.
1973 drw; Falcon 250 c.i.; 12v fuel pump; belt-driven water pump & fan replaced with 12v water pump & two 12" fans; T5 gearbox; Mark II front discs.
Rolo
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Postby Rolo » Tue Mar 28, 2006 11:13 am

Can anybody confirm or deny that cab chassis have a wider rear track (longer rear axles) than vans within the same model?
1973 drw; Falcon 250 c.i.; 12v fuel pump; belt-driven water pump & fan replaced with 12v water pump & two 12" fans; T5 gearbox; Mark II front discs.
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Postby oldsaltoz » Tue Apr 18, 2006 5:32 am

Mk 5 Smiley 2.5 turbo axles (single wheel)

Two types fitted,
"H" Type 34 Ratios 3.9:1, 4.11:1, 4.56:1, 5.14:1
Has a square casting and a cover on the rear

"G" Type 51, 51A, 53. Ratios 4.63:1, 5.14:1, 5.83:1
Has a round casting
1998 Mk 5 Smiley, 2.5 diesel turbo, LWB Mid roof. Mobile tool box and storage.
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Postby Gunslinger » Wed Apr 19, 2006 8:40 pm

i will get these details tomorrow from my mk2 axle

Backplate to backplate =
shock mount to shock mount (inside of inner mounting flange) =
Spring saddle to spring saddle (edge) =
Spring saddle to spring saddle (middle of inner holes) =
Spring saddle bolt holes (front hole to back hole, middle of holes) =
Spring saddle bolt holes (distance between centre of holes, side to side) =
Shock mount to Spring saddle (edge to edge) =


if there is anything else you want ask now while i still have it off the van and in my garage here
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Postby Rolo » Thu Apr 20, 2006 12:41 am

Gunslinger wrote:if there is anything else you want ask now while i still have it off the van and in my garage here


Spring lengths, bush sizes, driveshaft flange pcd,.. is information that might come useful to somebody at some stage.
1973 drw; Falcon 250 c.i.; 12v fuel pump; belt-driven water pump & fan replaced with 12v water pump & two 12" fans; T5 gearbox; Mark II front discs.
Rolo
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