How To Set Up A Race Car

"You've got oversteer in the entry, mid corner and and exit phases."

This comment from my coach made me realise only how little I was enlightened of the residual of my car.

As I've spent more than and more than time on car handling, I've progressively been able to manage the car regardless of how information technology'south handling.

When you lot're learning track driving equally a beginner you're really just learning to go the car to the limit of its bachelor grip. Once yous get there, you brainstorm to experience understeer and/or oversteer in the entry, mid and exit phases of the corner.

car-squatting-at-rear
The car with a raised front end, moving the residuum of the car to the rear.

When you starting time to nail your automobile control, everything becomes huge fun. Y'all only desire to spend a day messing effectually, drifting and building your confidence.

Somewhen though, yous have to go on with the process of getting faster on track and unfortunately, sideways into and out of a corner isn't the fastest way.

This is where the gear up of the machine plays a huge role in your progression. For you to be able to motion forward, you demand to be aware of the behaviour of the machine, and you need to exist able to describe it.

What does a good setup actually hateful?

Past improving the remainder of your auto, you lot're sending grip to the tyres that demand it the well-nigh.

This results in faster lap times.

Think about it; if you lot're driving at the limit of grip available, at that particular betoken you're driving as chop-chop as the motorcar can go with that forepart to rear balance. If you lot're limited by grip in a sure area of the car (the front end or at the rear), increasing the grip available in that area will increase the speed you tin use.

Understeer

The car is understeering into the corner. Adding more steering lock merely drags the forepart tyres across the tarmac. Non good.

A front limited car (not plenty grip at the forepart) might exist very difficult to turn into the apex of a corner, or go wide on throttle in the mid to go out phase of a corner.

That's because the front tyres break traction and slide across the rails surface. In an extreme instance, you lot'd discover yourself turning the steering cycle, merely the car doesn't plough as much every bit information technology should for the corporeality of steering lock you're using, every bit shown in the epitome above.

This is called understeer, cheque out the guide in our Driver'southward University.

You tin can manage a motorcar with limited front grip by trail braking more into the corner and being more than patient on the throttle during the mid to exit phase. This is only effective upto a certain bespeak equally you lot don't desire the machine to exist like this, so a setup change is a much ameliorate solution.

Equally this is a clearly limiting factor y'all're compromised, giving up laptime.

Oversteer

moment-of-oversteer
Correcting a moment of over-rotation (oversteer) with reverse lock in the mid corner stage.

A rear limited car (less grip at the rear) might exist too keen to "rotate" in the corner. This is because of lower rear grip, making the rear tyres lose traction earlier the front tyres.

Every bit our University guide to oversteer explains:

"This causes the rear of the car to slide and pivot effectually the front, therefore, literally 'over-steering'."

You tin can manage a car with oversteer in the corners past slowing downwardly your entry, trail braking less and lifting off the brakes very smoothly, applying the throttle smoothly in the exit and correcting with contrary lock.

It takes some confidence to get absolutely right merely you do get comfy with the feeling very apace. The fox is to do and try to predict when the car will oversteer. You'll feel it coming every bit the weight transfers effectually the motorcar.

Remember though, changing your technique can only do so much. It'south really the setup of the car you lot need to address.

How do I know what my car is doing?

Later on learning car control technique, agreement what your car is doing is the most important affair you lot need to learn next.

When you beginning commencement y'all can go out of the car after a few laps and barely be able to recollect annihilation. It'south completely normal, you lot're "at chapters" on the excursion pregnant at that place'southward little space in your listen left to record all of the details of the circuit.

I attempt to pick i slow, medium and loftier speed corner on the track and record how the machine in the entry, mid and leave phases.

You'll probably also take video; picket the unabridged session and watch what you're doing with the steering wheel.

Eventually understanding what the car is doing becomes instinctive but it definitely helps to encounter the difference.

Rear Limited vs More Balanced Car

I've prepared a "before and after" video of my machine in two unlike setups. Watch the steering wheel to see what the car is doing:

In the first session, my car has global oversteer. Information technology oversteers in the entry, mid and exit phases of the corner.

You tin see that it's a compromised car. In the 2nd session, we've resolved much of this trouble (oversteer mid corner in plough 2 is my technique more than the automobile).

It's all a bit more balanced and as a event I tin can be more confident and almost importantly, fast.

I'thou not a mechanic, what can I do?

One of the biggest takeaways I've had this flavor is that yous're completely surrounded by people that understand the car yous run and have been running cars themselves for years. Giving feedback is actually hard and takes a while to become right. If you're not sure (it's OK to not be certain!) then ask a driver jitney to help you work on this surface area until you both concur your feedback makes sense.

If yous're a novice, it's incredibly useful to empathise setup, but information technology's much more than constructive just to ask for help. If you've got a car that behaves in a limited mode, and then you lot need to tell your mechanic.

Rather than attempting to suggest the solution yourself, explain the problem, and ask for assistance. Sentry the video together equally that can actually help. When you make a footstep frontward in setup, the departure in laptime and your confidence could be huge. Proficient luck!

Most the author

Richard Baxter is an amateur driver having run in Radicals, Funcup cars, Mazda MX5'due south and Classic Formula Ford

Read his personal blog, Purplemonkeydishwasher here, Follow him on Twitter here or follow his sim racing action at simracingcockpit.com.