To determine what parts will fit, you need to know the following:
* Body style: C10, C20, C30, Silverado, etc.
* Cab style: Regular cab, extended cab, crew cab.
* Bed length: Short bed, long bed.
* Engine: The engine (e.g., 305 small block, 350 small block, 454 big block, diesel) determines what engine parts will fit.
* Transmission: Automatic or manual, and the specific transmission model.
* Specific options: Things like power windows, power locks, air conditioning will affect what parts will fit.
Once you have this information, you can:
* Consult a parts catalog: Auto parts stores like Advance Auto Parts, AutoZone, NAPA, and online retailers like Amazon have online catalogs where you can enter your vehicle's details to find compatible parts.
* Use online forums: Websites and forums dedicated to Chevy trucks (e.g., ChevyTalk) are great resources where owners can share information about parts compatibility.
* Check with a mechanic or parts professional: A local mechanic or parts store employee can provide advice based on their experience.
* Check the parts themselves: Many parts will have markings indicating the vehicle years and models they are compatible with.
Without knowing the specifics of your 1986 Chevy truck, it's impossible to give a definitive list of parts that will fit. Provide the details mentioned above for a more accurate answer.