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04-02-09, 07:56 AM
Replies: 5
Views: 757
Posted By David Dewhurst

If interested I have a 1st gen large axle 4:88 LS...

If interested I have a 1st gen large axle 4:88 LS pig for $400.00 plus shipping.

ddewhurst1 at wi.rr.com
03-15-09, 07:14 PM
Replies: 2
Views: 375
Posted By David Dewhurst

There is a split type spring that is attached to...

There is a split type spring that is attached to the back side of the fork that clips around a sphear shape that is attached to the front of the transmission/bell housing. PULL & the spring will be...
Forum: Race Car Tech
03-11-09, 05:46 PM
Replies: 3
Views: 584
Posted By David Dewhurst

Thanks Kentetsu:icon_tup:

Thanks Kentetsu:icon_tup:
Forum: Race Car Tech
03-11-09, 10:50 AM
Replies: 3
Views: 584
Posted By David Dewhurst

If your interested I have a large axle 4:88 LS....

If your interested I have a large axle 4:88 LS. It was set up to road race an E Production car.

ddewhurst1 at wi.rr.com
Forum: Race Car Tech
03-05-09, 07:06 AM
Replies: 3
Views: 492
Posted By David Dewhurst

Google Mazdatrix, Mazda motor sports, Flatout...

Google Mazdatrix, Mazda motor sports, Flatout motor sports. I believe I saw them on the Flatout site.
03-03-09, 07:44 AM
Replies: 12
Views: 869
Posted By David Dewhurst

***That kind of defeats my quest for finding...

***That kind of defeats my quest for finding speedo gears. I like to have my gauges accurate and easy to calculate MPG. Besides, who wants to have a chart next to their speedo and explain that to an...
03-03-09, 07:34 AM
Replies: 15
Views: 754
Posted By David Dewhurst

***+1 except I shortened the miata's input shaft....

***+1 except I shortened the miata's input shaft. so there is no need for a pilot bearing.***

Only a wackyracer would do this^. :wallbash:
02-28-09, 04:34 PM
Replies: 15
Views: 754
Posted By David Dewhurst

If you were to make a slight change to the Miata...

If you were to make a slight change to the Miata 5 speed transmission main shaft length you would have much better ratios than the 1st gen transmission has. With the change to the shaft length the...
02-28-09, 04:28 PM
Replies: 14
Views: 1,044
Posted By David Dewhurst

Two questions: A. Is the fluid leak/wet area...

Two questions:

A. Is the fluid leak/wet area from the wheel centerline forward or from the wheel centerline rearward?

B. If the fluid leak is forward of the wheel centerline it very well could...
02-25-09, 07:43 PM
Replies: 5
Views: 1,071
Posted By David Dewhurst

If you have an assembled 83 GSL rearend as you...

If you have an assembled 83 GSL rearend as you say measure the hub outside diameter which is part of the Banjo just behind the bracket that the caliper bolts to. This measure will be approx 2 7/8...
02-12-09, 09:07 AM
Replies: 21
Views: 3,512
Posted By David Dewhurst

***But the reason that I ask the question is if...

***But the reason that I ask the question is if there's a significant weight savings from one to the other, then thats sprung weight removed ***

When removing weight from the brake discs that...
02-06-09, 11:58 AM
Replies: 32
Views: 15,396
Posted By David Dewhurst

I measured a 90/93 Miata stub axle diameter & it...

I measured a 90/93 Miata stub axle diameter & it is 25 mm same as the RX7 small axle. The Miata 94 plus axle is larger. The large axle spline diameter is 27 mm.

Below is some info that should...
02-06-09, 07:34 AM
Replies: 32
Views: 15,396
Posted By David Dewhurst

Did you try the Miata stub axles in the 85 LS? I...

Did you try the Miata stub axles in the 85 LS? I have a 85 LS & a early Miata Comp LS but no 85 axles.

Link, e-mail me at ddewhurst1 at wi.rr.com & I will provide you a name that will know the...
02-05-09, 02:12 PM
Replies: 32
Views: 15,396
Posted By David Dewhurst

Thumbs up ****I'll make another post tonight with my...

****I'll make another post tonight with my findings. If the axles don't clip into the 85 diff I'm going to have to either see if I can get the 85 diff machined to work, or sell it and pick up an...
Forum: Race Car Tech
02-03-09, 07:29 AM
Replies: 11
Views: 881
Posted By David Dewhurst

X number of Spec Miata folks are on the stops....

X number of Spec Miata folks are on the stops. Set up with Spec Miata mainly to get more negative camber. When the chassis is on the stops hard ya better have a VERY QUICK set of hands or :wave:
01-27-09, 06:42 PM
Replies: 32
Views: 15,396
Posted By David Dewhurst

***They DO recommend that you use 86-91 RX7...

***They DO recommend that you use 86-91 RX7 non-turbo stub axles,***

This ^ may be key to the whole deal working at the get go. From reading your last response it sounds like you have a very good...
01-26-09, 11:59 AM
Replies: 32
Views: 15,396
Posted By David Dewhurst

Question with converting a Miata open or VLS...

Question with converting a Miata open or VLS rearend with a large axle RX7 LS.

I read somewhere that when converting a 1990 Miata to the RX7 LS that there is machine work required to retaing the...
Forum: Race Car Tech
01-20-09, 08:32 PM
Replies: 20
Views: 1,368
Posted By David Dewhurst

I hate to piss on your prade guys. Please point...

I hate to piss on your prade guys. Please point to an exact rule that specs that you what your doing now or what you have done in the past is legal. I could give a crap about what who has done.
...
Forum: Race Car Tech
01-20-09, 05:17 PM
Replies: 20
Views: 1,368
Posted By David Dewhurst

***I want to keep the car compliant with SCCA EP...

***I want to keep the car compliant with SCCA EP and NASA PT rules.***

Within your door guting thread you suggested you have a desire to be SCCA legal with this 2 nd gen E Production car. I...
Forum: Race Car Tech
01-19-09, 06:25 PM
Replies: 23
Views: 2,757
Posted By David Dewhurst

Put the seat in place where your confortable with...

Put the seat in place where your confortable with arm position & leg room. You may need a quick disconnect hub for your steering wheel including a spacer to suit to get the steering wheel away from...
01-16-09, 01:10 PM
Replies: 14
Views: 10,961
Posted By David Dewhurst

firts-one, try starting the motor with the old...

firts-one, try starting the motor with the old plugs to clear out the automatic transmission oil. If it will not start with the old plugs give it a try with the new plugs because they will burn...
01-15-09, 06:35 PM
Replies: 14
Views: 10,961
Posted By David Dewhurst

first'one, I'll do the best I can with the coil...

first'one, I'll do the best I can with the coil help.

The most forward coil should be the "trailing" coil. The trailing coil should have a black wire with white stripe attached to the positive...
01-14-09, 07:16 PM
Replies: 14
Views: 10,961
Posted By David Dewhurst

***the 12a engine which has been stood for quite...

***the 12a engine which has been stood for quite a while, ***

***It started but ran real rough a wouldn't tick over, i messed with the mixture screw and got it ticking over but it sounded pretty...
01-12-09, 11:24 AM
Replies: 8
Views: 446
Posted By David Dewhurst

***it sounds diferent now, when its trying to...

***it sounds diferent now, when its trying to turnover, its like one solid noise...***

Being I work from the begining I'll ask a question. Is the starter engaging the flywheel & rotating the...
12-01-08, 12:00 PM
Replies: 9
Views: 618
Posted By David Dewhurst

I have two (2) 4:88 LS large axle 3rd members....

I have two (2) 4:88 LS large axle 3rd members. See for sale section.

ddewhurst1 at wi.rr.com
Showing results 1 to 25 of 191
 


 
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