Thanks everyone for the feedback but Jegs called to verify order and I was so confused I chickened out on the vortec and changed my order to a Lo5 engine that came stock in the old burb. It will be...

Bubble busted !!! I decided to go for it and deal with what ever comes along. I have been doing more reading and looks like I have a lot to learn!!!! I have a great group of friends here to help who...

Thanks dave I bit the bullet today and ordered the vortec motor. It makes me feel better that you were able to get one up and running with stock tbi chip.

I am an new member and I am trying to decide which engine to install in a 1988 3/4 ton 4x4 suburban that I have owned for 15 years. I had decided to us the L31Hd create engine from GM Performance...