Who are the manufacturers of power transfer pulleys?
For more than 60 years, NHI has been a dependable manufacturer and supplier of rugged, custom-engineered power transfer products (including drive, timing, and idler pulleys) for a diverse group of original equipment manufacturers.
How much does it cost to install an underdrive pulley?
The cost of underdrive pulleys is relatively low compared to the gains received. You can install an underdrive pulley on your vehicle in less than an hour. They create power on virtually any system you have, even though the biggest enthusiasts tend to own Ford Mustangs. Most are priced for less than $200.
How is a drive pulley connected to a power source?
But what is a drive pulley, anyway? A drive pulley is a pulley that is attached to a power source, that when in use puts force on a belt (or cable or chain). The belt is connected to the object being driven, which will then spin. This is a type of power transmission.
What are the benefits of an underdrive pulley?
Most owners who have upgraded to an underdrive pulley have experienced benefits for 50,000 miles – and some even more than that. Although there is a general consensus that battery issues may occur if you idle your vehicle at city driving speeds for an extended time, most vehicles will experience a benefit with this modification.
Which is the best aftermarket idler pulley to buy?
The ACDelco Professional, premium aftermarket Idler Pulley is designed for use on automobiles and light duty trucks as a locked center tensioning pulley, an automatic belt… Drive Belt Tensioner by Dayco®.
What kind of pulley does a vacuum pump use?
An integral part of the drive system for belt-driven vacuum pumps, Dorman’s Vacuum Pump Pulley restores the vacuum pump to original operation, thereby optimizing the performance of the… Drive Belt Tensioner Pulley by Genuine®.
Where are the pulleys on a serpentine belt?
In a typical serpentine belt accessory drive system there is a drive pulley that is part of or attached to the crankshaft mounted harmonic balancer, a pulley at each of the belt-driven accessories, a belt tensioner and one or more idler pulleys.
How are idler pulleys affect belt adjustment and noise?
The pulleys that directly affect belt adjustment and noise are the tensioner and idler pulleys. A worn tensioner will cause the belt to slip and reduce accessory efficiency. For example, alternator charging output may be reduced which may wear the battery down. Your vehicle may not start and the CHECK ENGINE light may…