Caterham CSR Trackday toy

I've written before - I have a thing for measuring things. I also have a new set of adjustable Penske dampers and wanted to see how th...

When I bought my car it was equipped with Caterham CSR race spec dampers, non-adjustable Bilsteins. They're now 10 years old and not s...

As I have a thing for measuring things, this summer I did an attempt to put a strain gauge on one of the push rods. A strain gauge is lik...

My car was fitted with a limited slip differential when I bought it. I've never known what kind of LSD I had, and I've never had ...

I was told  the bearings had this number printed on it: "4EO 407 625 A SKF BAF-0076 C ITALY A 23 3 3347". Which after some Goog...

In order to get an estimate of the chassis unsprung weight, I weighted some parts. First I tried to put the wheel on a scale with the push...

I've tried various generic GoPro mounts over the years but they all have had problems with vibrations and wind in high speeds, and I...

Another try with the front lower rear a-frame bush. Now in oil filled bronze bush, thrust washers and a custom made crush tube. This sol...

For a couple of years ago I bought Powerflex polyurethane bushes and replaced the rubber bushes in the front suspension. I was never real...

My engine has been a bit "moody" when idling. It can idle smooth, and then suddenly change idling speed. Some of the dash gauges h...

I hate ear plugs. The sensation of being inside a bubble playing a video game has got me avoid them except when using power tools in the...

Intake temperature has a direct correlation with engine power. For every 10°C rise in air intake temperature, engine power will be reduced...

Bump/roll steer check on the rears for the first time, using a laser level on the brake disc and a mirror. I don't know why I haven...

Does an airfoil generate downforce when placed behind a roll cage? Since I'm starting to get along with the CFD analysis software I d...

Some time ago I started to do some CFD analysis to see if I could do any simple changes that improved the aerodynamic properties of th...

The yearly MOT was a bit different. First attempt they refused to inspect the car as the guy said he'd not manage to get into the car...

At 137 km/h coming into a long right turn, my inner rear wheel fell off. A loud clonk and I could see how the inner rear wheel was bypas...

New 13" rims from Force Racing, 7" and 9" wide with brand new Dunlop slicks - "stickers". I bought the rims di...

My gearbox failed with a bang on on the King of Mantorp TA-event . Totally unexpected on the day's last cooldown lap. Looking at the ...

Valtonen Motorsport RX-8 Normally I don't like to compete but somehow I participated a Time Attack competition this weekend. S...