Summit Racing SpeedCard - learn how to get 10% back up to $100

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58 Results Found For "proportioning"

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Results 1 - 25 of 58

Cylinder Head, Pro-Port Raw, Bare, Aluminum, Oval Intake Port, Round Exhaust Port, Chevy, Big Block, Each

Part Number: EDL-614669

Not Yet Reviewed

Estimated Ship Date: Jan 9, 2026 if ordered today

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Estimated Ship Date: Jan 9, 2026 if ordered today

Cylinder Heads, Victor LS-R Pro-Port, Aluminum, Bare, 25cc Chamber, Hot Isostatic Pressing Processed for Optimum Strength, Chevrolet, 7.0L LS, Each

Part Number: EDL-770469

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Estimated Ship Date: Jan 9, 2026 if ordered today

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Estimated Ship Date: Jan 9, 2026 if ordered today

Cylinder Head, Big Victor Spread-Port 14 Degree CNC, Bare, Aluminum, Chevy, Big Block, Each

Part Number: EDL-618369

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Estimated Ship Date: Jan 9, 2026 if ordered today

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Estimated Ship Date: Jan 9, 2026 if ordered today

Disc Brakes, Front and Rear Big, Cross-drilled/Slotted Surface Rotors, Red Calipers, Chevy, Pontiac, Kit

Part Number: CLP-6869FRBKBBR

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Disc Brakes, Front and Rear, Dimple Drilled, Slotted Rotors, Red Calipers, Chevy, Kit

Part Number: CLP-6568FRBK-BBR

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Cylinder Head Stud kit, High Performance, Edelbrock LS-R heads, kit

Part Number: EDL-8510

Not Yet Reviewed

Estimated Ship Date: Jan 9, 2026 if ordered today

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Estimated Ship Date: Jan 9, 2026 if ordered today

Disc Brake Conversion, Front/Rear, Booster, Lines, Master Cylinder, Rotors, Calipers, Spindles, GM, Kit

Part Number: RSD-AFXDC41CSX

2.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Disc Brake Kit, Front Conversion, Power Assist, Drilled and Slotted Rotors, Red Powdercoated Calipers, 5 x 4.50 in. Bolt Pattern, Kit

Part Number: LEB-S0113

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

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Estimated Ship Date: Jan 21, 2026 if ordered today

Disc Brake Kit, Front Conversion, Manual, Drilled and Slotted Rotors, Red Powdercoated Calipers, 5 x 4.50 in. Bolt Pattern, Kit

Part Number: LEB-RFC2002-C05X

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

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Estimated Ship Date: Jan 21, 2026 if ordered today

Disc Brake Kit, Front Conversion, Power Assist, Drilled and Slotted Rotors, Black Powdercoated Calipers, 5 x 4.50 in. Bolt Pattern, Kit

Part Number: LEB-S0116

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

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Estimated Ship Date: Jan 21, 2026 if ordered today

Disc Brake Conversion, Front/Rear, Booster, Lines, Master Cylinder, Rotors, Calipers, Brake Pads, Chevy, Kit

Part Number: RSD-FSC554DCCSX

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Disc Brake Conversion, Front/Rear, Booster, Lines, Master Cylinder, Rotors, Calipers, Chevy, Kit

Part Number: RSD-FSC654DCCSX

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Brake Conversion Kit, MaxGrip Lite D11 4 Piston Man KT w/ Cast Iron M/C Adj Pro Valve Red PC; Mustang 67-69

Part Number: LEB-RFC0006-405X

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

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Estimated Ship Date: Jan 21, 2026 if ordered today

Brake Conversion Kit, MaxGrip Lite D11 4 Piston Man KT w/ Cast Iron M/C Adj Pro Valve Red PC; Mustang 70

Part Number: LEB-RFC0007-405X

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

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Estimated Ship Date: Jan 21, 2026 if ordered today

Brake Conversion Kit, MaxGrip Lite D11 4 Piston Man KT w/ Cast Iron M/C Adj Pro Valve Red PC; Mustang 65-66

Part Number: LEB-RFC0005-405X

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

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Estimated Ship Date: Jan 21, 2026 if ordered today

Brake Conversion Kit, MaxGrip Lite D11 4 Piston Man KT w/ Cast Iron M/C Adj Pro Valve Red PC; Mustang 71-73

Part Number: LEB-RFC0008-405X

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

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Estimated Ship Date: Jan 21, 2026 if ordered today

Brake Conversion Kit, MaxGrip Lite D11 4 Piston KT w/ 9 Black Boost Cast Iron M/C Adj Pro Valve Red PC; Mustang 71-73

Part Number: LEB-RFC0008W405X

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

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Estimated Ship Date: Jan 21, 2026 if ordered today

Super Twin - Front drum to disc brake conversion, includes new spindles, '64 - '72 GM "A-F" Body, power

Part Number: TSB-A123-1A

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Super Twin - Front drum to disc brake conversion, includes new spindles, '64 - '72 GM "A-F" Body, power-black power coat

Part Number: TSB-A123-1ABK

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Super Twin - Front drum to disc brake conversion, includes new 2" drop spindles, , '64 - '72 GM "A-F"body

Part Number: TSB-A123-1ADS

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Super Twin - Front drum to disc brake conversion, includes new spindles, '64 - '72 GM "A-F" body, power-red power coat

Part Number: TSB-A123-1AR

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Disc Brake Kit, Sport R1, Rear, Slotted Surface Rotors, Clearcoat Aluminum Calipers, Pads, Ford, Mercury, Kit

Part Number: TSB-A110-11

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

SportR1 rear disc brake conversion, with parking brake - Ford 9" Large bearing-black powder coat

Part Number: TSB-A110-11BK

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

SportR1 rear disc brake conversion, with parking brake - Ford 9" Large bearing-red powder coat

Part Number: TSB-A110-11R

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

SportR1 rear disc brake conversion, with parking brake - Ford 9" small bearing

Part Number: TSB-A111-20

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

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