Whitch wheels will fit ?

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Tappy
Posts: 721
Joined: Wed Apr 02, 2008 8:22 pm
Your car is a: 124 spider 2000 1979
Location: Belgium ; Centre Of Europe

Whitch wheels will fit ?

Post by Tappy »

I dont know if this is the right place for this question , dont even know if there isnt a topic on this yet , if so pls redirect me


if layed my eyes on thes rims :

Image

i did some reseach and i think i can make them fit , however i'm not sure :?

these wheeels are 15" bolt pattern 4 x 100 but i think that can be solved with "springnuts" (free translation)

springnuts:
Image

the centerholes of thes rims are 73 mm fiat 124 has 58,5 mm. but this can besolved with a centerring :

centerring :
Image


these are 15" 7j 25 mm offset :
Image

and the lenso s are 15" 7j 25 mm offset , if combined with a 195/50/15 tyre , then they have a perpendicular of 1760 mm

seer here http://www.velgendiscounter.nl/UserFile ... wijzer.htm

the tyres i have now are 175/70/13 so that would make a difference of 50 mm

http://www.miata.net/garage/tirecalc.html

maybe you van post your rimsize and tyre syze here the whe can compare
thx
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Curly
Posts: 526
Joined: Tue Feb 12, 2008 1:09 am
Your car is a: 1968 AC Coupe and a 1976 CS1 Spider
Location: Gippsland - Victoria, Australia

Re: Whitch wheels will fit ?

Post by Curly »

Nice wheels Tappy, but I'd prefer to stick with those that have a 98mm pcd rather than trusting to 'wobble bolts / spring nuts or centre rings'.
My tyre calculator shows a 175/70 x13 having a diameter of 575mm and a circumference of 1807mm, which is as close as damn it to a 195/50x15 with a 576mm diameter and 1809.5 circumference.
The wheels on SPYDUH (see below) are 15"x7" with a 9mm offset (don't you love mixing imperial and metrics!) and fitted with 205/50x15 tyres that have a diameter of 586mm and a circumference of 1841mm which is about 1.7% larger than what you are looking at. The car has also been lowered without any problems with clearance or rubbing.
Image
By the way ..... if my Dutch was as good as your English I'd be a happy man.
goede werk
Last edited by Curly on Fri Apr 18, 2008 6:38 am, edited 1 time in total.
adrians
Posts: 851
Joined: Tue Jan 15, 2008 6:07 am
Your car is a: 1981 Spider Turbo - missing the turbo
Location: Sydney - Australia

Re: Whitch wheels will fit ?

Post by adrians »

Curly,

What brand are the wheel on your car ?

How hard is it to get the 98mm wheels here in Oz ?

Regards
THE FLEET
2014 Abarth "SS"
1981 Spider 2000 (Legend Industries Turbo - minus the Turbo)
1978 X1/9 1.3 Dual IDF 40's, Coupe Cam, Allison Header/Exhaust
1971 128 Sedan 1100cc, Coupe Cam/Headers
Motokhana Special 127 rear engined Rail 903cc
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Curly
Posts: 526
Joined: Tue Feb 12, 2008 1:09 am
Your car is a: 1968 AC Coupe and a 1976 CS1 Spider
Location: Gippsland - Victoria, Australia

Re: Whitch wheels will fit ?

Post by Curly »

adrians wrote:Curly,

What brand are the wheel on your car ?

How hard is it to get the 98mm wheels here in Oz ?

Regards
They are a SIMMONS wheel, called a V4. No longer in production, but I believe they were made in Sydney during the early '80s for the Alfetta GTV. (Simmons are still in business there). Alfa and Fiats share the same 98 pcd. They are a 2-piece wheel (seperate centre and rim) and I was lucky enough to find a set in an Alfa wrecking yard. They're still very popular with the Alfa brigade especially those involved in motorsport, but I'm always on the look out for any that come onto the market.
As for other wheels that are available Down Under - Try Performance Wheels from Adelaide http://www.performancewheels.com.au/
They make the Superlite (Minilite copy) and various other patterns in a wide range of sizes and will set them up to suit whatever PCD you want.
adrians
Posts: 851
Joined: Tue Jan 15, 2008 6:07 am
Your car is a: 1981 Spider Turbo - missing the turbo
Location: Sydney - Australia

Re: Whitch wheels will fit ?

Post by adrians »

Thanks Curly,

I'll check out Simmonds they're only 5 blocks from my office.
THE FLEET
2014 Abarth "SS"
1981 Spider 2000 (Legend Industries Turbo - minus the Turbo)
1978 X1/9 1.3 Dual IDF 40's, Coupe Cam, Allison Header/Exhaust
1971 128 Sedan 1100cc, Coupe Cam/Headers
Motokhana Special 127 rear engined Rail 903cc
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Tappy
Posts: 721
Joined: Wed Apr 02, 2008 8:22 pm
Your car is a: 124 spider 2000 1979
Location: Belgium ; Centre Of Europe

Re: Whitch wheels will fit ?

Post by Tappy »

Hey curly

thanks for your info those wheels look pretty sharp 2 !

So the 7"*15 wouldnt be a pro problem but i'm suprised to see you have a 7 mm offset on those , the volumex wheels are 25 mm offset does anyone know the difference ? I have to order my rims and if they dont fit i'm in it for the money :(



GTz
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Curly
Posts: 526
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Your car is a: 1968 AC Coupe and a 1976 CS1 Spider
Location: Gippsland - Victoria, Australia

Re: Whitch wheels will fit ?

Post by Curly »

Tappy wrote:Hey curly
thanks for your info those wheels look pretty sharp 2 !
So the 7"*15 wouldnt be a pro problem but i'm suprised to see you have a 7 mm offset on those , the volumex wheels are 25 mm offset does anyone know the difference ? I have to order my rims and if they dont fit i'm in it for the money :(
GTz
Yes, they are a smaller offset (9mm), so I also use a 12mm spacer on the hub.
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Tappy
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Joined: Wed Apr 02, 2008 8:22 pm
Your car is a: 124 spider 2000 1979
Location: Belgium ; Centre Of Europe

Re: Whitch wheels will fit ?

Post by Tappy »

aah ok now i get it so that would be the same as an offset of 21 mm , right ?
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Curly
Posts: 526
Joined: Tue Feb 12, 2008 1:09 am
Your car is a: 1968 AC Coupe and a 1976 CS1 Spider
Location: Gippsland - Victoria, Australia

Re: Whitch wheels will fit ?

Post by Curly »

Tappy wrote:aah ok now i get it so that would be the same as an offset of 21 mm , right ?
Spot on :wink:
brad131a4

Re: Whitch wheels will fit ?

Post by brad131a4 »

Curly your going backwards on the offset. A positive offset pushes the rim into the car .So if you truly have a et of 9 then a 12mm spacer would mean you are running a offset of -3 et . This means the rim is 3mm farther out from the center of the rim.As for the rims on top they look to be either BBS RMs which are 2 piece rims or BBS RSs which are three piece that can be widened .The RMS start with a 33et and the et gets smaller with the addition of the outer rim as the wider you go the closer to the center of the rim the face that bolts onto the hub gets.The RSs depending on what number you can find as they both are out of production as to what et it will have.The offset bolts that were shown only work on hubcentric rims and since the rear of the spider doesn't have a hub flange for the rim to rest on they are not advised as the weight of the car is held on by those four bolts that are about the size of a pencil under were the conical section is .
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Tappy
Posts: 721
Joined: Wed Apr 02, 2008 8:22 pm
Your car is a: 124 spider 2000 1979
Location: Belgium ; Centre Of Europe

Re: Whitch wheels will fit ?

Post by Tappy »

Damn'd just when i thought i got it :(

Bye the way those Wheeels aren't BBS wheels , thes a lookalikes , they come in one piece and cost only a fraction of the real bbs

Not sure wich i need now , and i really want to go on and order them

so once again : these are 7j x 15" wheels , they come in an offset of 0, 20, 25 or 38 wich would be the best fit ?

i 've seen some 7j wheels on bruces parts bin

the "volumex" wheels are 7j x 15 with an offset of 21
some new style rims 7j x 15 with an offsett of 23

so i think my new wheels shoud be close to that , i can choose from offset 20-25 so wich would be the best pick ?
considered i might mount lowering springs in the future
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