(HR) Hajes Racing

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Brake balance – proportioning valve

Braking performance is not about big brakes but about brake balance or brake bias. Questionable design of Protlum suspension combined with racing brake pads introduced braking issues. PLEASE READ WARNINGS BEFORE YOU PROCEED !!! IF YOU FIND INFORMATIONS USEFUL, PLEASE CONSIDER DONATION. When I upgraded suspension I had no idea [...]

Yokohama C.Drive 2 (225/45 R17) for spirited driving

I used to have Yokohama C.Drive on my Subaru Impreza GTL - while just premium tyre and not pure sport tyre, it is great poor man's sport tyre. It used to be used by track guys. It is surprisingly cheap and still have wet and dry grip close to sport [...]

Racing brakes for poor – Ate Powerdisc + Ferodo DS2500

Long time I've been looking how to reprogram Bosch ABS control unit and ESP in ECU. Electronic assistants give people illusion of safety. I recall old cars as my first car Skoda 130L - most important part of car was the seat. It was easier than I thought...it stopped working itself...be careful [...]

Protlum – Rally suspension upgrade

There is three most important upgrades on car - seat, tires & suspension. First two has been completed; only OEM suspension stand in the way of more cornering speed. After a long search I found Protlum. PLEASE READ WARNINGS BEFORE YOU PROCEED !!! IF YOU FIND INFORMATIONS USEFUL, PLEASE CONSIDER [...]

Jurid White brake pads failure

After proper bedding period and my initial test, it was time for proper Alpine test... and it didn't go well. PLEASE READ WARNINGS BEFORE YOU PROCEED !!! IF YOU FIND INFORMATIONS USEFUL, PLEASE CONSIDER DONATION. RESULTS optimal temperature 300°C decent pads for low lands and city traffic brake pads fade [...]

Skoda Octavia II (1Z3) – drilled Brembo rear brakes and Jurid White test

After recent rear brake upgrade, I was like a kid in candy store. I couldn't wait till I get back home into mountains and test my latest solution for safe braking in mountains. PLEASE READ WARNINGS BEFORE YOU PROCEED !!! IF YOU FIND INFORMATIONS USEFUL, PLEASE CONSIDER DONATION. RESULTS rear [...]