LPGinfo.co.uk - Unbiased Autogas!

Hi All - I need to find a reliable source for the engine speed to install my S/H Prins system. The car is a BMW 520i with a twin vanos M54 engine. I was going to use one of the cam sensors or the crank sensor but i`ve been told these are notoriously `flakey` om BMs. Next thought was to use the rev c...

Hi All - I know how difficult Prins can be to deal with but I found a site who have a Prins installation manual on-line. If you bung `Parnell VSI` into Google at the bottom of the home page there is a link `check out the installation manual` this gives you the manual including diagrams and fault cod...

Hi all - I`m installing a S/H prins system to my BMW520i but the switch/control panel is missing. I`ve tried to contact Prins but there has been no reply (curious customer service philosophy!). I have on old switch from my old LPG system and I can puchase one from Autogas (WR-02) - can anyone tell m...