When I say I'm on a low budget I mean I can't afford an engine that's 4k or above. With that said, this is what I had in mind:

https://www.jegs.com/i/Blueprint-Eng...12CT1/10002/-1

https://www.jegs.com/i/Blueprint-Eng...30CT1/10002/-1

https://www.jegs.com/i/ATK-Engines/059/HP94/10002/-1

I guess my main concern is how much I'll have to pay a shop to do the swap as I'm not able to do it myself due to where I live.

Thanks again for all your feedback and please keep'em coming!