MX5 – Supercharger Build Finished

I think it might be finished or at least as finished as any project can be. I had a bit of a move around of gauges inside. I found having the wideband gauge low down a bit of a problem when trying to catch a look at it to keep an eye on fueling while […]

MX5 – Recirculating Dump Valve Problem

When I built the supercharger setup I decided to use a cheap recirculating single piston dump valve to vent boost when coming off the throttle and stop the charger boosting at idle. I chose this over a buttefly valve as fitted to the original Mini supercharger setup for two reasons. Firstly the dump valve was […]

MX5 – Eaton M45 Supercharger Oil Change

(First posted on MX5 nutz forum in April 2016) As the charger is off the car I took the opportunity to change it’s oil.  The kit was bought from eBay.   The Allen key required is an imperial size, 3/16″.  If you are planning on doing this make sure you have this exact size. A metric […]

MX5 – Supercharger Bypass

(First posted on MX5 nutz forum in February 2016) I read that a hot side supercharger setup like I am building can suffer surge on overrun and that is remedied with the use of a bypass valve just as you will find on the original setup of these superchargers on the BMW Mini. It basically […]

MX5 – Mounting the Supercharger

(First posted on MX5 nutz forum in February 2016) Firstly eyeing up where the supercharger is going to live.  There’s not much option on it’s position. It either goes where it fits in the available space with the pulley lined up or it doesn’t go at all!   Having figured that out. On to fixing […]

MX5 – Supercharger Build The Beginning…

(First posted on MX5 nutz forum in February 2016) I know power isn’t everything but I’m finding 115bhp minus the horses that have escaped over the last 25 years a bit slow for my liking so I though’t I’d have a go at doing something about it.  The only trouble is whatever I do has […]