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Surchauffe BMW S55 sur circuit : pourquoi la thermique se pense globalement

BMW S55 overheating on track: why cooling has to be treated as a whole

Oil provides 80% of heat dissipation, not water. The real thresholds of the stock system, what the DO88 Big Pack changes, and where to start if you're spreading the budget.

Crank hub BMW S55 : pourquoi il glisse et comment le sécuriser

BMW S55 crank hub: why it slips and how to secure it

The S55 crank hub is held by friction alone. Why it slips, what we found on a customer's M4 saved by a reinforcement kit, and which solution to choose for your use.

Fiabiliser une BMW S55 : les 6 points faibles à anticiper

Making a BMW S55 reliable: the 6 weak points to anticipate

Crank hub, injectors, overheating, turbos, bearings, ignition: the S55's six weak points in track use or when tuned, with the real thresholds and preventive solutions.

Plaquettes Endless : quel compound choisir pour la piste ?

Endless brake pads: which compound to choose for the track?

This article is not sponsored, so that we can give transparent, genuine advice. On circuit, the wrong pad compound can't be made up for. Too soft, and it glazes and loses its bite as soon as the temperature rises; too...

Which brakes for a BMW M3 E92?

The BMW M3 E92, with its legendary naturally aspirated S65 V8, is an exceptional base for the track. Its balance, sharp chassis and sound make it a formidable weapon on circuit. Yet one of its weak points from the factory...

La dure vie des freins… Épisode 2 : Ici c'est Sparte !

The hard life of brakes… Episode 2: This is Sparta!

Yep, for the use that brings us together here, the only promise we can make to our discs and pads is that they'll die a brutal and glorious death! But no need to cry wolf… before that, you'll have to...

Which tyres for trackdays?

What pressures? Will I wear them out a lot? Is it better to go for a brand name or for Chinese tyres?
We'll try to answer the main questions in this article.

Quel équipement pour le pilote amateur ?

What gear does the amateur driver need?

With the new FFSA regulations on the gear to be worn in trackday cars, we thought a little shopping list and a pre-selection would be useful to help when choosing your helmet, race suit, gloves, etc...

Comment choisir ses étriers AP Racing ? CP9668 ou CP9660 ?

How to choose your AP Racing calipers? CP9668 or CP9660?

Which AP Racing Pro5000R caliper is best for me? CP9668 vs CP9660: similarities and a lot of confusion Intro Common base Differences between the 9668 and 9660 Selection criteria Conclusion and best choice Introduction What follows covers the factors in...

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