How we turned our autocrossing MX-5 into a time trials champion

Put a car on track? Yes, please. But first, our suspension and safety equipment needed some proper preparation.

We initially took our Mazda MX-5 autocrossing but soon expanded to track days. How much faster could the car go on track, we wondered, if we pushed it beyond those cone-dodging rules? And could it compete nationally? 

Within SCCA’s Time Trials program, …

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Any reason why you didn't go with the sway bars FM designed?

jerel77494 said:

Any reason why you didn't go with the sway bars FM designed?

Progress makes the stiffest front bar available in the OE style (per the rules).  Very similar range, albeit less granularity in adjustment, as the Karcepts bar we had been running for autocross.

The rear FM bar is too stiff for our liking.  The Megan bar is about halfway between the stock bar and the FM.

Nearly 10 sec improvement for about $5500 is amazing. Results would probaby be even better with an ND2

Any issues with keeping the engine cool with stock radiator?

Does the factory build in a windage tray, or is there no oil starvation in corners ?

Any reason you choose FM spring over Progress?

ericwang said:

Any reason you choose FM spring over Progress?

FM rears are slightly stiffer.  Fronts the same.

I paid my subscription and still have no access to this content, this is frustrating