The 88 could have the 2.5, the 2.8 or the 4.3. Could you bolt in those engines in the 2000? The 2.5 and the 2.8, no. The 4.3 would bolt in but would be way too costly to change over the electronics and fuel injection.
In a 1988 Chevy pickup the ECM is located behind the glovebox.
Yes but modification will be needed
YES, They are the same engines. That would be a direct bolt in.
disconnect the battery for a few minutes
Yes. The exhaust is different, and you'll need a bigger radiator.
It is behind the distributor, and screewed into the top of the engine block
your OWNERS MANUAL will tell you' if you can read, that 5W30 is the required viscosity for the engine
10,000
It is right behind the Distributor and screewed into the top of the engine block.
NO. it does not.
what is the ignition timing for a 1988 Chevy 454 engine
you need: fuel compression and spark