Titan limited slip unit overhaul

The Titan limited slip unit has some known issues including early wear rates or complete and catastrophic failure.

Maintaining the Quickshift gearlever

(From an article I wrote for the May 2020 edition of Low Flying.)  

BMW Differential Titan limited slip unit - how to check & protect while in service.

Since 2010 the Seven has been fitted with a BMW differential containing a Titan limited slip unit either as standard or as an option. In service reliability since that date has been of considerable concern to owners.

Rear Anti Roll Bar Drop Link Maintenance

It is well known that the rear ARB drop link ball joints wear over time especially the lower joint. This maintenance procedure should hopefully extend the ball joint life significantly.

Front Hub - Lack of lubrication

Especially applies to factory build & home build cars. Also any Seven more than four years old that has no record of lubrication maintenance on the front hubs. Except for certain details applicable in part to <2003 stepped 'Triumph' stub axles

Re-calibrating the fuel gauge on pre-2015 Duratecs

Although this guide is aimed at pre-2015 Duratecs, it may also apply to most Sigma models, and probably the 160 too. 


Duratec R400: how to remove and replace a wet sump


This guide is based on myTechTalk thread "Duratec R400: removing/repairing/replacing wet sump"  (April 2016). 

How to pre-load the Clutch Release Bearing (CRB) -- for cars with cable clutches

Note: I've based this guide on an article I wrote for Low Flying (August 2004).  It applies to cars with cable-operated clutches, and specifically K-series from around 1997 on.  



Rover K Series Sump Foam Baffle Change


Fitting a Track Day Rollover bar

The April 2016 edition of Lowflying contained an article covering the fitting of a trackday rollover bar to a Caterham Seven.

Adding VVC to an EU3 K Series Engine Wiring Loom

Adding VVC to an EU3 K Series Engine Wiring Loom

By Andrew Revill. With thanks to Alan Archer.

Caterham Service Schedule - Duratec specific

Thanks to Marcus for this service schedule adapted to take account of the differences for the Duratec engine.

Equipment for loan register

Here's a list of tools and equipment owned by members and available for loan to other members.

Assembly guide 2014

This is the assembly guide from 2014 and covers Sigma engined cars. 

Assembly Guide 2014

Assembly Guide

This is the assembly guide from around 2001 and covers a lot of K-series cars.

Assembly Guide

Changing a radiator fan control switch to an ECU controlled fan with a manual over ride switch.

Thanks to ben7 for creating this document and to Paul Deslandes and Jonathan Kay for their valuable input.

Installing a 3rd brake light

Heres how to fit a 3rd high level brake light to your Caterham. With thanks to Oli Wright for the instructions and pictures.

Click here for full document

Clutch Release Bearing pre-load article

Having trouble with your clutch release bearing? Wondering what those squealing noises are? ​John Vine describes his CRB problems, unearths a likely cause, and sets out his solution.

Caterham Service Schedule

Regular maintenance tasks as per the Caterham service schedule

Replace the A-Frame bush

As the bolt heads are recessed at both sides where it attaches to the de dion tube and a fairly tight fit for a socket, I didn't seem to be able to find any of my metric sockets that would fit.