W111 123 ignition – part 2

In the first part of this series, I installed the 123 ignition distributor and got the car running. This part focuses on test driving the car and fine tuning the install. I should note that the 123 ignition distributor has nothing to do with the W123 Mercedes. A couple of people assumed I was fitting a distributor from a W123. The 123 ignition is a brand new electronic distributor that fits many makes and models.

My first step was setting the correct advance curve for my engine. Luckily the workshop manual has all the specifications I needed. The first specification […]

W111 123 ignition – part 1

A couple of weeks ago, I posted an update about my W111 running issues. A reader who is an expert in these cars suggested I fit a 123 ignition distributor. His feedback was that even if it doesn’t solve my current running problem, it is a very worthwhile upgrade. My mechanic also thought the issues were probably ignition related. Based on that, I decided fit one.

I spoke to the local agent for 123 ignition, and based on that discussion, I checked the distributor in the car. My car being an early 250SE (10/65) has ‘0 231 116 047’. This […]