where can i buy a 3 ohm 11 watt resistor for my battery master switch? cant find any on vehicle wiring products!

Maplins

Either of these should be close enough.

2.4 OHM 50 WATT 1/2% WIREWOUND ALCLAD RESISTOR | eBay UK


or

3.3 ohom 10 watt Ceramic Wirewound Resistor 3.3 Ohm 10 Watt 5% | eBay UK

[Edited on 7/6/11 by britishtrident]

Try this guy, more than helpfull, have used him several times. HTH Ray
Elecclickery

thanks guys. got one from the bay!