1997 Dodge Caravan Q&A

1997 Dodge Caravan Question: changed motor new motor back fires & lacks power

I changed motor from a right off that ran great now it runs ruogh and back fires & pops. hear a intermintent click noise from tranny side that makes it pop & back fire. it realy lacks power. computer scan comes up p0118. used all sensors from right off van that ran good before. -
Answer 1
This is a code for your engine coolant temp sensor, which can make an engine run very bad if it was broken or the wiring wasn't right. Is the radiator all topped off? -
Answer 2
you either have it out of time or some wires crossed -