Welcome to the Purplemeanie build blog of our Caterham 420R. We hope you enjoy our trials and tribulations during and after the build. Please leave us a comment and tell us what you think.
Where to Start
The latest project from the Purplemeanie HQ is to have a go at converting a Seven to be an electric vehicle (EV). Follow the project here.
For my most popular video take a look at “Build a Caterham 420R in 30 minutes”
For more reading…
- If you want join us on the journey from the beginning then take a look at this post: Build Blog Index
- If you’d like to see a bit about us then please take a look at our About page.
- If you just want to skip to the latest news then take a look at the Blog.
- We’ve also put a Gallery together if that’s your thing.
- If videos are your thing then take a look at what we’ve posted to YouTube: YouTube Videos
- If my ramblings aren’t enough for you then you can find a whole different bunch of other blogs in this post here.
- … and some might like to jump to my tools and trinkets here.
Latest Posts
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Simple Engine Cooling Explained
Post Views: 9 Finally after nearly 5 years of work (on and off) I’ve published my Caterham Duratec Cooling video to YouTube. This video was the result of some pretty off the cuff comments made when I was first building my Caterham kit car. I posted about how the cooling worked on my car (after…
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Differential Trolley Plate
Post Views: 7 Here’s a 3D model of the thing I attach to my trolley jack to allow me to lift a Caterham differential into the car by myself. Link to 3D Model OBJ
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Differential Carrier 3D Model
Post Views: 11 Here’s a 3D scan of my Caterham “BMW” Differential Carrier. Link to OBJ
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BMW Differential
Post Views: 11 Here’s my scan of the Caterham “BMW” differential. Scanned using a Shining 3D Einstar. Link to OBJ
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My Engine Animation WorkFlow
Post Views: 34 WARNING: this is strictly speaking a non-car related post… it’s more about animating 3D infotainment videos. This post has mainly been written so I can remember what, and why, I did what I did to create my Engine Cooling Animation. It will also be interesting to Blender Heads setting up a mixed…
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PTEVIS – Progress #1 youTube Video
Post Views: 130 Well this video wasn’t quite the mammoth effort that the last two “explainer” videos were, but it still took over 50 hours to make. The video covers the purchase and road registration of the project car from 2022 through to the spring of 2023. I cover the options for getting the car…
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Putting the EV in sEVen – Lowflying part 5 : Spring ’24 Progress
Post Views: 164 So, it was about time I did an update for the Caterham and Lotus Seven Club magazine, Low Flying. This article is the Spring 2024 progress update and covers: Scanning the Car Component Configuration CANbus Configuration Suspension Logger
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PTEVIS Suspension Logger Mini-Project
Post Views: 230 As part of my Putting The EV in Seven project, I decided I needed a big detour into suspension travel on a Seven. That sounds like a good route to getting my project finished quickly, right? Well, it goes a bit like this. In a non-linear-timey-wimey sort of way of looking at…