What Plugs?

[john 215]

Hi Ladies and Gents,
Was wondering what spark plugs you guys run?Building up a 4.6,stage 3 heads,webber carb,wild cat manifold,4 litre pistons,real steel typhoon cam,mallory twin point,moroso coil,ect ect.Was planning on running NGK BP5ES or poss BP6ES.This will be going into a TR7 and be attending the odd RWYB.
Cheers for any thoughts
John.

[mgbv8]

I have been using the BP6's for a couple of years with no problems. Also running a 100 shot of gas with these. I have just changed to B8ECS to cope with more gas, as the BP6's melted last week when I increased the nitrous.