Your alternator quietly does more than keep the battery topped up. It turns the engine’s rotation into a steady flow of ...

An alternator is a generator that produces the electricity stored in a vehicle’s 12-volt battery and powers the starter motor for the engine and the various computers, lights, power windows and locks, ...

We all expect our car to start every time we turn the key. And it usually will, as long as there’s enough electricity stored in the battery to do the job. That’s especially important when the ...

When assessing your street rod's charging system, it's important to understand how an alternator works and what other factors may affect its performance. Simply put, alternators are converters. They ...

Disconnecting the battery while the engine is running isn't a valid test for alternator function and may damage sensitive electronic parts. Instead, use a common voltmeter and the following test ...

APS launched its Nissan Patrol product line in 2021 with 255- and 360-amp HPI alternators for the 5.6L gas engines. APS added 290- and 390-amp Ultra Performance at Idle (UPI) high output alternators ...