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1991 305 2 350 engine swap

Old Jun 7, 2007 | 08:26 AM
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1991 305 2 350 engine swap

i just swaped my 305 tpi engine with a 350 engine that was only tbi now when i run the car it has alot of power when its cold but nothing when it warms up i also put on edlebrock 3" exhaust with 3" cat all oxegen sensers
in place had the car checked at local garage with an error code 45 esc.do i need to change the ecm for this motor?
i did use the top of the 305 ie.the tune port injection intake
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