i just installed a 89 chevy tbi in an 84 chevy crew cab. it has a very rough idle and is running very rich, shakes like heck under 1200 rpm. i have put a new regulator,iac vavle,plugs, wires, cap,o2 sesor in. it is not give any trouble codesRelated Questionschevy 350 start upcan u start a 350 engine in the car with out the transmission hooked up manual flywheel only1995 chevy truckthe heater doesn't blow hot air and I"ve noticed the heater hose from the water pump is not warm either I have changed the thermostat1988 Chevy small block 350Rebuilding 350 and had crank turned. Left in my shop and gathered surface rust on crank. Hand sanded crank clean and shinny. Do I need to have crank re- turned ? Thanks !