Availability
Auto Specialties underdrive crankshaft pulleys increase engine horsepower by reducing the amount of power required to drive external accessories. All pulleys are CNC-machined from billet steel or aluminum, exceeding factory quality.
( 47 )
$102.99
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$259.99
Auto Specialties brake booster eliminators are designed to remove the stock brake booster. They are made of billet aluminum, and include the brake pedal actuator and the required mounting hardware. Brake lines may need to be relocated from the master cylinder, but should not need to be removed.
( 3 )
$104.99
Auto Specialties air conditioning eliminator kits are just the ticket for taking off unwanted front-end weight. Lightening the front of your vehicle improves rear weight transfer and reduces ETs, and it's never been easier to do than with these eliminator kits.
( 12 )
$114.99
Try Auto Specialties underdrive street pulley sets to increase your engine's horsepower. These Auto Specialties replacement crank, alternator, and water pump pulleys turn slower than stock and provide up to 15 extra horses, for about 30 minutes of work. You'll also get better mileage and increased accessory life in the bargain. Instructions are included.
( 30 )
$112.99
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$270.99
Auto Specialties harmonic balancers are integrated with an underdriven crankshaft pulley to slow down your accessories and increase power. CNC-machined for precision and durability, these Auto Specialties harmonic balancers feature a durable nitride finish to resist corrosion.
( 1 )
$177.99
Auto Specialties underdrive water pump pulleys will help to deliver more horsepower by reducing parasitic drag. These pulleys are made from durable, black nitride hardened steel and will help to reduce the wear on your car's accessories. This power-freeing modification requires only simple hand tools to install.
( 50 )
$109.99
Improve your quarter-mile time by using Auto Specialties Performance racing pulleys. These replacement crank, alternator, and water pump pulleys turn slower than stock and provide about 12-15 extra horses--for about 30 minutes of work. You'll also get better mileage and increased accessory life in the bargain. The pulleys are made from either high-grade carbon steel or hard-anodized aluminum. The steel pulleys feature a black nitride finish, while the aluminum pulleys are hard-anodized in black. They come complete with mounting bolts and instructions.
Not Yet Reviewed
$115.99
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$169.99
Auto Specialties underdrive pulley installer and removal tools are unique and helpful additions to your tool arsenal. These tool kits are designed to remove the pressed-on pulley by supporting the back of the pulley, spreading out the pulling force. ASP kits include the puller and installation tools, and are designed for use with their underdrive pulleys.
Not Yet Reviewed
$144.99
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