Well i wanted to now if any one on here has done a single to twin cam swap, and also having to keep air conditioning? Because i recently did the swap and, swaped the condensor, evaporator, lines, compressor, etc. I also put a new dryer and vacumed, and leacked checked. Then i put freon in the system but my clutch is not engaging. The singnal to the compressor dosnt change when i click it to the on position. Please help it is really hot down here and i am really anxius to get it going. Thanks eric