Will 1994 S10 2.2L engine interchange with 1998 engine?

Unfortunately, you haven't given enough information to definitively answer your question. While it's possible, it's not guaranteed that a 1994 S10 2.2L engine will directly interchange with a 1998 S10 engine.

Here's why:

* Engine Code: The most important factor is the specific engine code. The 2.2L engine had several variations over the years.

* Transmission: The transmission attached to the engine could also affect compatibility.

* Computer/ECM: The engine control module (ECM) could be incompatible due to different wiring harnesses, sensor types, and programming.

* Accessories: The positioning of accessories like the alternator, power steering pump, and air conditioning compressor can differ.

To confirm compatibility:

1. Find the engine codes: Locate the engine code on both engines. It's usually stamped on the block near the valve cover.

2. Research engine specifications: Look up the specifications for both engine codes online or consult a repair manual.

3. Compare transmission types: Ensure both vehicles have the same transmission type.

4. Check compatibility guides: Some online sources provide compatibility guides for engine swaps.

If you are unsure, it's always best to consult with a qualified mechanic. They can assess the specifics of your situation and determine the best course of action.