John my 1999 Plus 8 came to me nine years ago now fitted with the excellent Mulfab and higher powered fan, looking at the loom I would say it was a straight plug in job.

The fan only runs in idling traffic on hot Devon summer days.

2009 4/4 Sport Henrietta
1999 Indigo Blue +8
2009 4/4 Sport Green prev
1993 Con Green +8 prev