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Aluminum Racing Reduction Crankshaft Pulley (SB Chevy 55-68 1-Groove) - UP4050
SB Chevy 1955-68, Single Groove, 30% Reduction. Silver Seal Race Proven racing pulleys are not for the average engine. Designed for racing applications to eliminate drag brought on by turning belt driven accessories faster than designed. Power is increased by driving accessories such as water pumps and alternators at correct RPM ranges. Reduction pulleys also prevent premature failure of accessories caused by increased RPM in race engines. All race pulleys are precision die cast, then CNC mac...
$33.00
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Aluminum Racing Reduction Crankshaft Pulley (SB Chevy 55-68 2-Groove) - UP4060
SB Chevy 1955-68, Double Groove, 25% Reduction. Silver Seal Race Proven racing pulleys are not for the average engine. Designed for racing applications to eliminate drag brought on by turning belt driven accessories faster than designed. Power is increased by driving accessories such as water pumps and alternators at correct RPM ranges. Reduction pulleys also prevent premature failure of accessories caused by increased RPM in race engines. All race pulleys are precision die cast, then CNC mac...
$56.28
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Aluminum Racing Reduction Crankshaft Pulley (SB Chevy 55-68 2-Groove) - UP4090
SB Chevy 1955-68, Double Groove, 25% Reduction,offsets pulley forward .225, use 3/4 diameter shaft water pump. Silver Seal Race Proven racing pulleys are not for the average engine. Designed for racing applications to eliminate drag brought on by turning belt driven accessories faster than designed. Power is increased by driving accessories such as water pumps and alternators at correct RPM ranges. Reduction pulleys also prevent premature failure of accessories caused by increased RPM in race...
$55.82
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Aluminum Racing Reduction Crankshaft Pulley (SB Chevy 69-Up 1-Groove) - UP4100
SB Chevy 1969-Up, Single Groove, 50% Reduction. Silver Seal Race Proven racing pulleys are not for the average engine. Designed for racing applications to eliminate drag brought on by turning belt driven accessories faster than designed. Power is increased by driving accessories such as water pumps and alternators at correct RPM ranges. Reduction pulleys also prevent premature failure of accessories caused by increased RPM in race engines. All race pulleys are precision die cast, then CNC mac...
$45.88
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Aluminum Racing Reduction Crankshaft Pulley (SB Chevy 69-Up 2-Groove) - UP4110
SB Chevy 1969-Up, Double Groove, 50% Reduction. Silver Seal Race Proven racing pulleys are not for the average engine. Designed for racing applications to eliminate drag brought on by turning belt driven accessories faster than designed. Power is increased by driving accessories such as water pumps and alternators at correct RPM ranges. Reduction pulleys also prevent premature failure of accessories caused by increased RPM in race engines. All race pulleys are precision die cast, then CNC mac...
$50.14
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Aluminum Racing Reduction Crankshaft Pulley (BB Chevy 55-68 2-Groove) - UP4210
BB Chevy 1955-68, Double Groove, 25% Reduction. Silver Seal Race Proven racing pulleys are not for the average engine. Designed for racing applications to eliminate drag brought on by turning belt driven accessories faster than designed. Power is increased by driving accessories such as water pumps and alternators at correct RPM ranges. Reduction pulleys also prevent premature failure of accessories caused by increased RPM in race engines. All race pulleys are precision die cast, then CNC mac...
$51.56
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Aluminum Racing Reduction Crankshaft Pulley (BB Chevy 69-Up 2-Groove) - UP4260
BB Chevy 1969-Up, Double Groove, 50% Reduction. Silver Seal Race Proven racing pulleys are not for the average engine. Designed for racing applications to eliminate drag brought on by turning belt driven accessories faster than designed. Power is increased by driving accessories such as water pumps and alternators at correct RPM ranges. Reduction pulleys also prevent premature failure of accessories caused by increased RPM in race engines. All race pulleys are precision die cast, then CNC mac...
$47.30
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Aluminum Racing Reduction Crankshaft Pulley (Ford 221-302 Std) - UP4500
Ford 221-302 Std., Single Groove, 40% Reduction, 3-Bolt. Silver Seal Race Proven racing pulleys are not for the average engine. Designed for racing applications to eliminate drag brought on by turning belt driven accessories faster than designed. Power is increased by driving accessories such as water pumps and alternators at correct RPM ranges. Reduction pulleys also prevent premature failure of accessories caused by increased RPM in race engines. All race pulleys are precision die cast, the...
$50.14
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Aluminum Racing Reduction Alternator Pulley (GM & Ford, 5" Dia) - UP4800
GM & Ford, Single Groove, 5" Diameter. Silver Seal Race Proven racing pulleys are not for the average engine. Designed for racing applications to eliminate drag brought on by turning belt driven accessories faster than designed. Power is increased by driving accessories such as water pumps and alternators at correct RPM ranges. Reduction pulleys also prevent premature failure of accessories caused by increased RPM in race engines. All race pulleys are precision die cast, then CNC machined to ...
$35.96
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Aluminum Racing Reduction Alternator Pulley (GM & Ford, 4-1/4" Dia) - UP4810
GM & Ford, Single Groove, 4-1/4" Diameter. Silver Seal Race Proven racing pulleys are not for the average engine. Designed for racing applications to eliminate drag brought on by turning belt driven accessories faster than designed. Power is increased by driving accessories such as water pumps and alternators at correct RPM ranges. Reduction pulleys also prevent premature failure of accessories caused by increased RPM in race engines. All race pulleys are precision die cast, then CNC machined...
$33.12
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