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-   -   Where to get 39/8 4.87:1 CWP for GLS-SE diff.? (https://www.rx7club.com/1st-generation-specific-1979-1985-18/where-get-39-8-4-87-1-cwp-gls-se-diff-1132413/)

Greg Cozier 12-20-18 05:48 AM

Where to get 39/8 4.87:1 CWP for GLS-SE diff.?
 
Happy to buy one new with bearings, seals and shims.

j9fd3s 12-20-18 12:46 PM

whats a CWP?

t_g_farrell 12-20-18 12:57 PM

Crown Wheel and Pinion I bet! Google make me smart sometimes. Either that or its a Concealed With Permit to carry a weapon or a Certified Web Developer.

j9fd3s 12-20-18 01:08 PM


Originally Posted by t_g_farrell (Post 12320283)
Crown Wheel and Pinion I bet! Google make me smart sometimes. Either that or its a Concealed With Permit to carry a weapon or a Certified Web Developer.

if a certified web developer, walked into a bar called the crown wheel pinion with a concealed permit?

Greg Cozier 12-20-18 01:27 PM

Thanks for the giggle lads.

Yes, crown wheel & pinion.

j9fd3s 12-20-18 01:40 PM


Originally Posted by Greg Cozier (Post 12320297)
Thanks for the giggle lads.

Yes, crown wheel & pinion.

Mazda USA has one, 1312-27-110A,
the Kia Part Number is 0K014-27-110, its much less expensive.

Greg Cozier 12-20-18 01:53 PM


Originally Posted by j9fd3s (Post 12320304)
Mazda USA has one, 1312-27-110A,
the Kia Part Number is 0K014-27-110, its much less expensive.

Information diamond right there!

I have a very good friend who is a MOBIS dealer.

Might you have Kia part numbers for bearings, shims, washers and seals?

tommyeflight89 12-20-18 03:47 PM

All the guts will be Mazda OEM parts or equivalent.

The KIA gear set is compatible with the rest of the Mazda parts.

If you are looking for a whole assembly, I don't think that exists new.

Rebuilding the actual LSD clutchpack can get very expensive if replacing all shims etc. I cant find the link now but there was a webpage that outlined the costs and I believe it was around $600. The GSL-SE diff unit is compatible with early Miata and FC diff's.

These links have a lot of good info:

https://www.mazdatrix.com/g6.htm

https://www.rx7club.com/1st-generati...torial-711712/

j9fd3s 12-20-18 10:15 PM


Originally Posted by Greg Cozier (Post 12320307)
Might you have Kia part numbers for bearings, shims, washers and seals?

i do, most of it is the Mazda number with an 0 in front of it. Kia used Mazda designs until they were bought by Hyundai in the late 90's, the 95-?? Sportage used a Mazda diff, the FRONT diff is the same as the Rx7, the Rear is larger.

for the limited slip, Mazda had clutch type, viscous (under-rated) and Torsen, but if you're going racing OS Geiken is hard to beat!

j9fd3s 12-21-18 12:09 PM

i did a Kia vs Mazda for the bearings and such.
https://cimg5.ibsrv.net/gimg/www.rx7...2f91ef7352.png

Greg Cozier 12-21-18 12:24 PM

Much thanks!


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