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Pulleys

Underdrive pulleys are a great way to free up horsepower to improve your vehicle's performance. They reduce the power used to turn accessories so that extra power can be used at the transmission. Choose an underdrive pulley from JEGS, BBK, Holley, SLP and more! JEGS also carries a full line of dress-up auto pulleys and serpentine style auto pulley conversion kits from Billet Specialties and March Performance for your Ford, Chevy (SBC Pulleys and BBC Pulleys) - other GM and Mopar vehicles.

Individual Products Product Groups
Category: Timing Chains & Pulleys Pulleys



March Performance Replacement Alternator From Small Block Sport Track Kits


Replacement Alternator
  • From Small Block Sport Track Kits
  • For Long Water Pumps
  • 105Amp 1 Wire
  • Black Powder Coat
  • With Fan
  • $129.99
    Estimated Ship Date: 04/05/17
    FREE Shipping
    Lowest Price Guarantee







    March Performance *BLEM - Replacement Alternator From Small Block Sport Track Kits


    *BLEM - Replacement Alternator
  • From Small Block Sport Track Kits
  • For Long Water Pumps
  • 105Amp 1 Wire
  • Black Powder Coat
  • With Fan
  • Blemished
  • $94.68
    $92.90
    ON SALE - $1.78 OFF
    Ships Today
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    March Performance Water Pump Pulley 1981-85 Buick 3.8L


    Water Pump Pulley
  • 1981-85 Buick 3.8L
  • Turbo and Non-Turbo
  • 3-Groove V-Belt
  • 6-1/4" Diameter
  • Black Powdercoat
  • $105.99
    Estimated Ship Date: 04/03/17
    FREE Shipping
    Lowest Price Guarantee




    JEGS Performance Products 5" V-Belt Alternator Pulley Billet Aluminum


    5" V-Belt Alternator Pulley
  • Billet Aluminum
  • Hard Anodized
  • Single Groove
  • Fits Most GM & Ford Alternators w/ .6563" Diameter Shaft
  • Made in the USA
  • $27.99
    Ships Today
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    (1)



    JEGS Performance Products Crank Pulley Shims Small Block Chevy


    Crank Pulley Shims
  • Small Block Chevy
  • Made in the USA
    Includes:
  • (1) 1/16" Aluminum Shim
  • (1) 5/64" Aluminum Shim
  • (1) 1/8" Aluminum Shim
  • $16.99
    Ships Today
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    (1)



    Speedmaster Drive Crank Spacer 1/2"


    Drive Crank Spacer
  • To Convert Gilmer Drive Kits From Short Water Pump to Long Water Pumps (Small Block Chevy)
  • 1/2''
  • $12.77
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    (3)

    Spectre Water Pump Pulley Fits 1968-85 Small Block Chevy engines


    Water Pump Pulley
  • Fits 1968-85 Small Block Chevy engines
  • Used with long water pump
  • 6.125" pulley diameter
  • Chrome plated steel
  • Double belt groove
  • $26.99
    Ships Today
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    (2)