I have a 90 crx si the motor blew I had to have a engine fast so we put a d15b2 in with my original d16a6 intake manifold, dist., and factory 1.6 harness now car will not start . No codes I have fuel and spark and firing order correct 1-3-4-2. Engine ran when taken out of other car last week. Any help would be great:thumbup: