Vehicle Owner

Member ID: 924_nick

Location: Antioch, CA

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Vehicle Info

1994 Mazda Miata

Bragging Rights

  • 1/4 Mile0 sec @ -1 mph
  • 0-600sec
  • Top Speed-1mph
  • HP-1
  • Weight-1lbs

Major Upgrades

  • turbo
  • nitrous
  • bore increase
  • port and polish
  • supercharger
  • extrude honed
  • stroke increase
  • engine swap

Ratings

    • Currently 3.3/5 Stars.

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Last updated: Apr 22, 2009

Hits: 5,743

Nick’s Mazda Miata

  • Currently 3.3111111111111 /5 Stars.
8 guestbook comments

Suspension set up, first try

I lurked around for a few months looking for a good deal. Bilsteins are super high quality, rebuildable, and indestructable, so I was looking for some used R package bilsteins that I could possibly revalve down the road. I stumbled upon a set of R package bilsteins that had received the holy grail of mods - they had been revalved and converted to adjustable rods by a now dead company called ShockTek. There are a bunch of rumors floating around about these mysterious shocks that made others a bit nervous to bid on them. I didn't hear the rumors until after I bid, so I won the set for $187. They are worth about three times that much. I had them dynoed by resident Miata suspension wizard and all around good guy Shaikh at Fat Cat Motorsporst . Turns out bilsteins really ARE indestructable... my ShokTeks are still matched to within 2-4% of each other. Score. Shaikh liked what he saw. In fact, he's in the process of designing his own adjustable rods so that he can offer a similar conversion. Here are the shocks set up with stock mounts and racing beat springs, along with FatCatMotorsports 46mm bumpstops:

 

924_nick's 1994 Mazda Miata

 

Long bolt method made the installation easy. I love working on this car.

924_nick's 1994 Mazda Miata

924_nick's 1994 Mazda Miata

UPDATE - Bilstein's are indestructable, but shocktec Bilsteins are not. Two out of four have blown out, and the other two are on the way. The problem - Shocktec didn't spec a hard enough steel for the rods and they score over time, which eventually leads to the seals blowing out. Plus, Racing Beat springs are not for me. They are too low and too soft and they cause the car to spend a lot of time in the bumpstops. I wouldn't use them unless they were shimmed up atleast a half inch. SOOOO...

Suspension set up, second try

I bought a 92 that had a new set of koni's installed on it. Took the koni's, sold the car. Free Koni's. As for springs, I tried the Racing Beats I had just to see how it'd work out, and they were worse on the Koni's than they were on the Shocktec's. I did a little research and decided to go with Koni race sleeves and Eibach springs. I'm running standard Ground Control rates - 375lbs front, 250lbs rears.

924_nick's 1994 Mazda Miata 924_nick's 1994 Mazda Miata

I'm using Energy Suspension isolators above the springs, but in retrospect I'd just order another set of the nylon isolators (the white nylon pieces in the first pic) from Koni and use them on the top of the springs too.

924_nick's 1994 Mazda Miata

924_nick's 1994 Mazda Miata

Impressions - Wow, the extra spring rate has transformed the car, and the handling has not suffered in the least. With the previous setup, I was running huge sway bars to make up for the softer springs. This gave decent transitions side to side, but squat and dive were still heavier than I wanted. This probably made the car hook up better in drag launches, but it made it difficult to control in the corners. I went back to stock sways for the time being because I was having endlink issues, but I'll eventually go back to a bigger front bar and leave the stock rear, but int he meantime, I'm very happy with how the car is handling. If anything, the car is beggin for more tire now, because the michelin pilots I'm running are not keeping up with the limits of the suspension.

 

 

 

 

Guestbook Ratings

Displaying entries 1-5 of 8

Yahoo1z  

Posted by: Yahoo1z

08/29/2009 10:03PM

nice miata, i am planning to do my m62 supercharger soon,hopefully it came out nice like urs

55Miata  

Posted by: 55Miata

03/06/2009 02:08PM

5*'s Nice ride!!! Give me a 5* rating in the UTCC section.

Littlebadger  

Posted by: Littlebadger

11/27/2008 05:51AM

Lovely car mate. You did a great job on it.

andersen_knight  

Posted by: andersen_knight

11/02/2008 05:18AM

beautiful & very fast miata..... looks hot in red !!

13BFB  

Posted by: 13BFB

11/01/2008 05:17PM

Yeah, staple sucked. It did leave a staple shape in the head about .005 deep, but it was right on the rear edge in a large closed area, so no critical stuff near it. Just got the head off for the 3rd time earlier, Im going to take it to a different shop some time this week and have them check it and redo if needed. I will also see if they will loan me their straight edge to check the block. I checked it with my straight edge today but I know its not as precision as theirs would be. I got only .0015-.003 from corner to corner on the block, which like I said is with a not so accurate edge. I think specs call for .002-.003 maximum, so it should be ok if my check was right. Couldnt really tell with the head, I couldnt get repeatable results on my checks, so Im not trusting it, though I did get as much as .010 from corner to corner. Sorry for the long story. I want to drive my car again!

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Vehicle Owner

Member ID: 924_nick

Location: Antioch, CA