I use the Blair bit's. Center punch the spot weld, use an 1/8th drill bit and drill A pilot hole. I try not to go all the way through. slowly drill the spot weld keeping the bit straight. when you see the top of the blades disappear you are through the first layer. I like doing this instead of...
Well I would start by disconnecting the oil and temp gauges at the sending unit's Ground the wire to A good known ground one at A time and turn the key on, if the gauge pegs out it's the sending unit. if not it,s wiring or the gauge it's self. your voltage limiter must be functional if the gas...
Better have A few drain pans around, no matter how well you think you drained the cooling system you never get it all. Some speedy-dry and old rags near by never hearts ether. I would drain the oil before I pull the engine