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You can if the year of the 454 is between the years of 1988 to 1995
yes you can swap the 454 for the 350 its compatible usually any Chevy engine will match in the same vehicle might have to do sum fabrication but in ur situation you should be fine
It should be part of the distributor.
Yes. It's a relatively straight-forward swap.
Yes. The exhaust is different, and you'll need a bigger radiator.
The frame engine mounts need to be moved and the headers need to swaed with the 350.
Yes, but, you will have to defeat the computer, which will probably negate your local smog laws.
YES they are the same engines.
If the 454 is complete with accessories such as exhaust manifolds, a/c, power steering, alternator, etc., it should be a pretty straightforward swap. Transfer the motor mounts and distributor from the 350. A new exhaust system will likely be needed.
Yes, but, you will have to defeat the computer, which will most likely negate your local smog laws.
I have never done a 454 swap into a Jag but I have done several 350 swaps in them. I use a company in California called J T R which stands for "Jags That Run".
Were is the temperature heat sensoe on a 454 chevy motor.