Mazda MX-5 NC vs. NA / NB

The first thing I wanted to know when the NC was released was how it compared to the previous generations. Which parts was carried over from the NA/NB. What is...

New car , Mazda MX-5 NC 2006 1.8

I ended up with yet another MX-5.  This time a 2006 NC 1.8.<div class="separator" style="clear: both; text-align: center;"></div><div class="separator" style="clear: both; text-align: center;"></div>It’s probably the least exclusive edition of them...

MSM fuel rail and ID1000 works!

Whille looking trough my MSM pics I found this screen dump.Section 3 and 4 shows EGT for each runner in a 1.2 bar Rotrex setup. Fuel system is a Walbro...

MSM gone , but not forgotten...

Note to my self: Do not sell a convertible at the end of the summer/season. Seller did a killer deal. Me, not so much.  But I’ll make up for some...

My MSM is up for sale...

New plans and new priorities have lead me to putting my project car for the last 5 years up for sale.http://www.finn.no/finn/car/used/object?finnkode=35622609It has been a fantastic 5 years of ownership, and...

Testdrive with new preliminary Rotrex map. Like!

I made a preliminary Rotrex map based on my N/A map and the old 3017 turbo map.  I basically modified my finely tuned N/A map with the ignition and fuel...

First testdrive with the Rotrex.

I took the car out for a short spin on Sunday just to to properly bleed the cooling system with the reroute.  Since the header wrap is new and smokes a...

Rotrex install finished !

I now have everything on the car working mechanically. The last major custom part was fabricated on Saturday by Håvard @ my workshop doing his thing with the TIG welder.<div class="separator"...

Rotrex oiling system finished, car fired up with the Rotrex spinning!

I got the Rotrex oiling system finished on Friday and fired up the car.  Since the pipe going from the compressor to the IC is missing the compressed air was going straight...

Supercharger pulley alignment, Star Wars-style

I knew getting the pulleys to align properly would be a challenge and crucial for proper operation of the Rotrex. Misalignment can result in belt wear/failure and slippage.  Since I’m...

Active exhaust = SILENCE on demand!

I love the sound of a high revving/boosting engine going WOT (wide open throttle). The exhaust note is part of the experience when driving a tuned car. It gives feedback to...

Header wrap mk2

Biltema wrap failed miserably as shown here.This time I used another brand.  Actually 2 other brands as the first roll wasn’t enough for the whole header. The Bronze wrap is Thermo-tec...

Heat insulation of trans tunnel

A common problem when tracking a Miata is heat radiating from the trans tunnel. This may not be a huge problem for daily driving but on track both the exhaust...

Stop the press: My Rotrex bracket is actually finished

After 7 prototypes made in wood I now have a bracket made in 10mm 7072 alu.  I designed it using eMachine shop in 3D but had to convert it into...

Stinger EGT probes x 4

While I have the header out I got my main man over at A&R consulting to weld on some EGT bungs into my header primaries. Four of them actually. <div...

GarageStar radiator panel.

Or “Cooling Panel” as the website says.  I’ll use it + some additional PVC plastic sheets to completely cover the openings in the OEM panel. My plan was to do this from the...

RaceLand header one year after

I removed my header today to do some work in the transmission tunnel.. This is how a blingy SS header looks like under the exhaust wrap.I have only used it...

Prosport boost gauge mounted inside instrument cluster

Updated: Remove annoying beep and wire it to always use red background lighting (Step 6. and 7. )Where is the optimal place to mount a gauge ?- In the vents,...

Power to weight ratio and the effect of I/H/E mods on the Miata

I found this excellent post on fourm.miata.net by Emilio @ 949Racing.com  where he summarizes the effect I/H/E mods have on NA/NB engines and how power to weight ratio compares to the...

949 Racing NA with a 2001+ 1.8 VVT transplant

Emilio over at www.949Racing.com has been going crazy in his own webshop and loaded up his own daily driver with fancy parts. The result is a very competent and clean...