i fully restored this car inside out.10k into it.we put a 4.1 in about 6 months ago.it ran fine.well anti freeze backed up out of overflo resivor and saturated top of engine.distributor cap was wet inside,throttle body,alt,etc.i replaced plugs,cap,wires,modular,alt,but it wont kick over.ive got spark.the engine cranks then tbi spits from top somtimes it ignites.tried timing it jumping a-b pins.no trouble codes stored 7.0.should i just replace engine?