* Engine Variations: Even within the 22R engine family, there were slight changes in valve clearance specifications depending on the year, model, and even specific engine code.
* Maintenance Manual is Key: The most reliable information will be found in your Toyota 22R engine's service manual. This manual provides the precise specifications for your exact engine.
How to Find the Information:
1. Look for Your Manual: Check if you have the original owner's manual for your Toyota.
2. Download a Digital Manual: Many online resources offer downloadable repair manuals. Search for "1991 Toyota 22R service manual" or "1991 Toyota [your model] service manual."
3. Consult a Mechanic: If you can't locate a manual, a qualified mechanic can easily look up the specifications for your engine.
Important Note:
* Valve clearance is critical for engine performance. Incorrect clearance can lead to engine damage.
* Always use a reliable source for valve clearance specifications. Do not rely on general information found online, as it may not be accurate for your specific vehicle.
