Land Rover bits
Alton - my local Land Rover parts counter
helpful guys for mail order Land Rover + Jaguar parts
for everything to do with Megasquirt for the Rover V8, plus uprated pinned diffs, lockers, etc.
Oils / Paints
Smith & Allen
oils & lubricants, like them on facebook for a discount code. Then un-like them again for thinking that's a good idea.
- where we got the NATO Green aerosol paint for the wheels, seems like very good stuff.
- a good reputation for anti-corrosion paints (sold by Arc-Rite above), also fuel/water tank internal coatings
Bearings / Seals
the most useful rivet website I've found.
fasteners - specifically threaded inserts, blind rivnuts
fasteners - nice party-packs for the workshop
do decent head torches despite being painfully hip.
Volvo Portal Axle Parts
Where Dave got his roof tent mattress / cushions / covers, and we got our seat cushions & covers: