97 720 gti

lynnboy021

Chief Petty Officer
Joined
Jan 27, 2008
Messages
553
ok so i rebuild the motor new crank new pistons and new cyls now the thing is that i put the motor back hooked it all up and and feels like it wants to start but shuts off really fast and i also installed new plugs and i checked the timing like 100 times please help what can it be???? also i forgot to add is that the carb backfires when it wants to start also when cranking the motor, smoke comes out the carb
 
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