I installed a 88 b2 2.9 in a 87 r that had a 2.3. I'v been tracing and splicing wires on the drives fenderwell.WATER TEMP,OIL PRES,OIL LEVEL GAUGES work,fuel pump runs when turn ign.for 1 to2 sec.power to coil. ? is I dont have spark.there is two black with white stripe wires. if I switch them...