Used Engines and Used Alternators: Smart, Affordable Fixes for Engine and Charging Problems
Engine and alternator failures rank among the most dreaded car issues because they stop you cold—literally or figuratively. An engine that's knocking, smoking, or refusing to start means no driving at all, while a failing alternator drains your battery and leaves you stranded with dim lights and no power. Both repairs hit hard when you go new, but sourcing quality used engines and used alternators from salvage yards can slash costs by 50–80% while delivering dependable, OEM-level performance.
Engine problems announce themselves loudly. You might hear persistent knocking or tapping (worn bearings, loose rods, or piston slap), see blue smoke (burning oil), white smoke (coolant leak), or black smoke (fuel issues) from the tailpipe. Rough idle that vibrates the whole car, sudden power loss ...






