Fuse Box repairs? : Spitfire & GT6 Forum : Triumph Fuse Box repairs? Posted by SeattleRob . Topic List Forum List Newer Older Start New Topic. Getting the pins in and out of the fuse box can be tricky (I ruined one fuse box doing just that). 1979 Triumph Spitfire "Mary" Apr 27, 2013 04:28 PM. Joined 10 years ago. Triumph Spitfire Fuse Box replacement ? | Retro Rides forumo-rides›The Technical Bit..Jan 01, 2018Hi all, We've got a 1979 Triumph Spitfire 1500 with loads of little electrical problems (break lights, windscreen wipers & Gauges all intermittent) and we've tracked it down to the fuse box not holding the fuses properly, even after pinching the contacts to make the fuse tighter it still doesn't seem to be enough contact unless you push hard on the fuse.