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Percy's High Performance, Inc. was started in 1995 by racers for racers, with a vision of developing unique, problem solving products for the racing and high performance automotive aftermarket. Since then Percy's has developed many products that have done just that. Percy's has patents on most of the products that we make and continue to lead the way in cutting edge technology and new concepts.

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Percy's 66021 Seal-4-Good Reusable Base Plate Gasket
Percys Logo
Part # 91011105
$9.99
(3)

Universal Fit, 4-Barrel Carburetor Barrels

Carburetor Barrels: 4-Barrel

Carburetor Flange Type: 4-Barrel Square Bore

Overall Thickness: 0.064"

Bolt Hole Pattern: 5.160" x 5.625"

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Percy's 15013 Extened Dual Feed Carburetor Fuel Line-Holley 4150 -8 AN
Percys Logo
Part # 25915013
$97.99

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Percy's 15007 Adjust-A-Jet Metering Block, Alcohol Secondary
Percys Logo
Part # 25915007
$107.99
$119.99
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Percy's 15004 Adjust-A-Jet Metering Block, Circle Track, Gas Primary
Percys Logo
Part # 25915004
$94.99
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Garage Sale - Percy's 15005 Adjust-A-Jet Metering Block, Gas Secondary
Percys Logo
Part # UP42332
$63.74
$94.99
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Lincoln, NE
Phoenix, AZ
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Air and Fuel Delivery (5)
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Percys (5)
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Percys Adjust-A-Jet Metering Blocks (3)
Carburetor Family
Holley 4150 (2)
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4-Barrel Square Bore (1)
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0.064" (1)
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4-Barrel (1)
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