Here's why:
* Compatibility: Engine swaps are complex. While some engines might seem compatible, there can be crucial differences in mounting points, wiring harnesses, computer systems, and more. These differences can make the swap difficult or impossible.
* Safety: An improperly installed engine can lead to serious safety issues.
* Legality: Some engine swaps might not be legal in your area.
Here's what you should do:
1. Contact your local Honda dealer: They are the best source of information on engine compatibility for your specific year and model.
2. Consult a reputable mechanic: They can assess the feasibility of the swap and advise on the necessary parts and modifications.
3. Research online resources: Look for forums or websites dedicated to Honda CRVs. You might find discussions about engine swaps and their challenges.
Remember, attempting a major engine swap without professional guidance can be dangerous and costly.