did a y8 swap on my boys 90hf right. well the car ran find but going from a complete stop(driving normal), the motor seam weak and run funny between 1k-3k rpm. after 3k rpm, the motor feel strong and normal. any suggestion anyone.

thanks

 

i had tha same problem with ma rex whae i did that swap, it turned out to be one of me sensor at the intake manifold something that controls the melongerite

 

The worst part was I could understand both posts on the first try...

 

thanks for the help