im working on putting a 5.3ls in my 91bird i have the motor running for 250 it cam with wire harness and it has the eletric throttle so i got the peddle for it and i have the ecm im needing help with how to bolt the th350 rmvb to the 5.3 and im not sure on how to mout the motor in the car this is my first swap and i not for sure on what mounts i need and i plan to run the turck intake for now but if there is other stuff i left out plz let me know so i wont have to hard of a time with this puzzle

 

You know there's a whole subforum on swaps, right?
https://ls1tech.com/forums/conversions-hybrids-28/

 

no I'm new to here and I could not find we're any of that stuff was O.o