Tag Archives: ptu

Diff’s Hot, Take it Easy – Rear Differential Cooler R&D, Part 5: A Tale of Two Track Days Part 2

At first, admittedly, it didn’t look like we were flexing as hard as we could with the Focus RS. With our full PTU/RDU cooling kit installed, we extended the time on the track with all four wheels producing power by about three minutes. However, after some reassessment, Dan transplanted the PTU temperature sensor from the gear oil into the coolant … Continue Reading ››

Diff’s Hot, Take it Easy – Rear Differential Cooler R&D, Part 4: A Tale of Two Track Days Part 1

The term “track day” around here is always surrounded with a certain level of enthusiasm. We’re all aware of the extra labor that goes into a trip to Raceway Park in Englishtown, NJ, but everyone involved is more than willing to pitch in for the chance to see our RS thrashed around the track. Think of it like one of … Continue Reading ››

Mission In-Pipe-Sible – Intercooler Piping R&D, Part 3: The Hot Side

I’ve said it before and I’ll say it again: paying attention to details is a crucial part of life. Leading professionals are gurus at doing so in their respective fields. A good chef can wade through the already heavy seasoning in something like a gumbo and tell if there is too much or too little garlic by doing a simple … Continue Reading ››

Diff’s Hot, Take it Easy – Rear Differential Cooler R&D, Part 3: Track Prep

When you’re hurtling towards a concrete-walled turn at over 90 MPH, you’d better know that every nut and bolt in your car is torqued to spec.
Photo: Nick Thomas
We’ve all had to prepare for something before—a date, an interview, a test. It’s always a stressful experience. Now imagine … Continue Reading ››

Diff’s Hot, Take it Easy – Rear Differential Cooler R&D, Part 2: The Master Plan

The mood for the past few days here at the Mishimoto office has been a little giddy.  Scrawled on our calendar in one of our project manager’s less than impeccable handwriting are the words “Focus RS track testing”.  There’s a lot of hard work being done, but underneath it all lies a childlike wonder for what’s going to happen in … Continue Reading ››