Known exceptions include australia europe where the 5spd nb continued with the 4 10 1.
Miata 3 63 ring and pinion.
Mazdaspeed miata turbo efr 6258 4th gear pull 311whp 17psi.
As i said i am not having any success finding 3 9 r p that aren t priced double a 4 1 4 3 or 3 6.
R r of a miata differential pinion by.
676 270 ring pinion 3 63 1 ring and pinion sets supplied are of the later collapsible spacer type but may be used in earlier cars originally fitted with the solid spacer so long as the collapsible spacer is used.
The 3 6 r p just seems a better alternative to the easily available 4 1 s.
When the nb first came along with the 5spd gearbox mazda moved to a 4 30 1 ratio diff gearset in most markets.
69 73 10a 12a.
The dial indicator must be at a 90 degree angle to your measuring.
If the ring gear is a clock at 12 3 6 and 9 take your dial indicator and magnetic base and set it up like this.
Ring pinion sets select a vehicle to see parts for your car please select a year please select a make please select a model please select a submodel.
Ring and pinion gear set.
Take your paint pen and place 4 marks on the ring gear every 90 degrees i e.
Mazda aussie 3 63 ring and pinion energy differential mounts.
Rx 2 rx 3 sp 1979 85 rx 7 and the 1994 01 miata.
Ring and pinion kit includes speedometer drive unit m533 17 400a 2 axle seals ma02 27 238 and 2 quarts of red line 75w90 gear oil.
I have found a ton of 3 6 r p from 79 82 626 s under 100 that are suposedly an easy direct fit into the miata housing.
Please note that this item is special ordered from japan and typically takes 5 10 business days to ship out.