i have 86n/a stock with bad seals.i replaced it with a rebuilt atkins.also put in bonez intake,hi flo cat, 50mm exhaust, a mazdatrix strut tower/engine brace,light steel flywheel,and new clutch kit.i have the apexi super afc fuel computer but haven't installed it yet.after installing motor i purged the oil system with the plugs out.i checked all plug wires for good fire and am getting plenty of gas.for the timing i lined up the pulley yellow mark on the pin and lined the marks on the crank angle sensor when it went in.the motor is turning over but will not run.i can not find anything unhooked or wrong but the sensor in the oil pan with one wire,it broke but i replaced it.someone please tell me what i am not doing. src175@bellsouth.net