• Daytona 24 Hourly Update

    IMSA 2026 Round 3 Daytona 24 Hour 23Leader #7 Porsche Penske Motorsport, 669 lapsSimple prediction of total distance 698 laps Lap Chart Hourly Update The hour-by-hour chart shows heavy position churn early and overnight, before the extended fog period reset the field and…

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    Daytona 24 Hourly Update
  • Laguna Seca All Practice

    Penske top the times GTP Problems for Cadillac #10, but made up for it on Saturday. Porsche and BMW matched in Top 10!BMW looks strong, Maybe Acura! The others, relative to normal look further behind. Still super close. GTD PRO Closer at the… Read more…

    Laguna Seca All Practice
  • Quick Look at Relative Pace from Spa

    Ferrari still has the edge. Hypercar The #51 Ferrari had to put in those laps, on new tyres, in the last stint to get the gap. That helps Top 10. Ignoring the outliers of cars that had problems there is a super consistent… Read more…

    Quick Look at Relative Pace from Spa
  • Spa-Francorchamps Hourly Update

    FIA WEC 2025 Round 3 Spa FrancorchampsWinner #51 Ferrari AF Corse, 150 laps Read more…

    Spa-Francorchamps Hourly Update
  • WEC Spa BoP (Updated)

    A simpler correlation between performance and adjustment. A wider range of BoP parameters. Updated 5/5/2025 (first published 22/4/2025) Spa-Francorchamps1 is the third of the new 3 race average approach2. Observations – Previous Performance – BoP change – Correlation – Data Observations Previous Three… Read more…

    WEC Spa BoP (Updated)
  • Laguna Seca Friday Practice

    Penske top the times GTP Problems for Cadillac #10. Porsche had the fastest laps, but BMW looks strong, Maybe Acura!, but Top 60% isn’t always a good indicator so early on. GTD PRO Rexy doing the business in practice. Whatever the class. GTD… Read more…

    Laguna Seca Friday Practice
  • Spa – All practice

    Wooo! Spa! Update to include fp3. Hypercar Here are the fastest laps and when people set them: Practice makes perfect But really it is about getting those laps in. One more lap from #83 means it ranks highest here. #51’s running was limited… Read more…

    Spa – All practice
  • Spa – Quick Look at Day 1

    Wooo! Spa! Hypercar Here are the fastest laps and when people set them: Practice makes perfect But really it is about getting those laps in: #51’s running was limited by an off at Raidillon the start of fp2. So it did less laps than… Read more…

    Spa – Quick Look at Day 1
  • High Speed Power Activation Speed Reduced to 200kph

    Back to the normal sprint race format. Here are the BoP changes.1For the first time in either WEC or IMSA the rule makers have reduced the high speed power activation speed. High Speed Power >190kph! Unlike in WEC where there is a single… Read more…

    High Speed Power Activation Speed Reduced to 200kph
  • Imola First Look at Relative Speeds

    Highlighting the Top 10 laps and 60% fastest of each car. The first race where we have to wonder about what happens when a car has it’s laps disrupted. i.e. poor conditions, safety car, and retirement. Although Cadillac was impacted a little by… Read more…

    Imola First Look at Relative Speeds
  • Imola Hourly Update

    FIA WEC 2025 Round 2 ImolaWinner #51 Ferrari AF Corse, 212 laps Comparison to previous races. Looks at all races at Imola since 2011 (ILMC race, won by Peugeot) and 2024 WEC are the only other races considered. Read more…

    Imola Hourly Update
  • FIA WEC Imola Build-Up

    Ah, Italy. Great food, great wine, great motor racing… …and sun! LMGT3 Manthey and Iron Dames lead the way in laps completed. There was a little difference in approach. On Saturday it ended with lots of short runs for both before qualifying. Manthey’s… Read more…

    FIA WEC Imola Build-Up
  • FIA WEC Imola Friday Practice (UPDATED)

    Ah, Italy. Great food, great wine, great motor racing… A quick look at the number of laps after the first days practice. LMGT3 Manthey and Iron Dames lead the way in laps completed. There was a little difference in approach. Manthey’s longest run… Read more…

    FIA WEC Imola Friday Practice (UPDATED)
  • Even a Brick Can Fly

    A quick look at the drag of Hypercars. An adjustment for High Speed Power was introduced into FIA WEC in 2024 and IMSA for 2025. After reviewing the BoP adjustments for High Speed Power it seems that the FIA adjust the power in… Read more…

    Even a Brick Can Fly
  • JDC Miller MotorSports at Long Beach

    A quick look at the stints and times of the #85 car, which ended up 10th after stopping twice after contact with a GT3 Aston Martin. How did #85’s race pan out: Two stops. The first was normal and similar to everyone else.… Read more…

  • Long Beach Race

    Penske Porsche have the race pace1. GTP BMW had the pace, but Porsche took advantage of a quicker stop and then had more pace as the race went on. The two BMWs held 1-2 at the start, but the #7 kept a 3s… Read more…

    Long Beach Race