What is the best lt’s engine and transmission to swap into my 87 regal

Yes, I agree. But which ls should I be looking for with which auto trans? Will 1 from a 2wd truck work? Is there a better year than others? I’m not looking to upgrade the ls from stock, just want a good driving reliable set up.
 
You really need to look up the rules. Legally you can't grab a 6.0/4L80 from a 2500 truck because it's in a different weight class and this the emissions requirements are different.
Eh.. I'm not to sure on that.. I'd wager a 2500 LQ4 is substantially cleaner then a 80s 305.
And it wouldn't be hard to put the AIR injection stuff on it

Buying stuff out of a 2wd donor vehicle simplified things.
 
Eh.. I'm not to sure on that.. I'd wager a 2500 LQ4 is substantially cleaner then a 80s 305.
And it wouldn't be hard to put the AIR injection stuff on it

Buying stuff out of a 2wd donor vehicle simplified things.

You're right, it is cleaner. Makes sense, right? Not according to the state of CA. That's why I said it's best to read the rules.
 
I don't know if I would call it the best but it is 50 state legal
 
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