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$25 Off $250 / $50 Off $500, on Summit Racing Brand Products - Use Promo Code: BUILDIT

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39 Results Found For "proportioning"

Individual Parts

Results 1 - 25 of 39

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 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 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: Today

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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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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

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 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

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

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

Part Number: TSB-A123-ABK

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Estimated Ship Date: Jan 8, 2026 if ordered today

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Estimated Ship Date: Jan 8, 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

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Estimated Ship Date: Jan 8, 2026 if ordered today

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Estimated Ship Date: Jan 8, 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 8, 2026 if ordered today

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Estimated Ship Date: Jan 8, 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 8, 2026 if ordered today

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Estimated Ship Date: Jan 8, 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

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Estimated Ship Date: Jan 8, 2026 if ordered today

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Estimated Ship Date: Jan 8, 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 8, 2026 if ordered today

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Estimated Ship Date: Jan 8, 2026 if ordered today

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

Part Number: TSB-A111-20R

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Estimated Ship Date: Jan 8, 2026 if ordered today

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Estimated Ship Date: Jan 8, 2026 if ordered today

SportR1 rear disc brake conversion, with parking brake - Ford 9" Torino rear end - black powder coat

Part Number: TSB-A111-21BK

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Estimated Ship Date: Jan 8, 2026 if ordered today

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Estimated Ship Date: Jan 8, 2026 if ordered today

SportR1 rear disc brake conversion, with parking brake - Ford 9" Torino rear end - red powder coat

Part Number: TSB-A111-21R

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Estimated Ship Date: Jan 8, 2026 if ordered today

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Estimated Ship Date: Jan 8, 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

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Estimated Ship Date: Jan 8, 2026 if ordered today

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Estimated Ship Date: Jan 8, 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 8, 2026 if ordered today

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Estimated Ship Date: Jan 8, 2026 if ordered today

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

Part Number: TSB-A111-20

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Estimated Ship Date: Jan 8, 2026 if ordered today

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Estimated Ship Date: Jan 8, 2026 if ordered today

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

Part Number: TSB-A111-20BK

Not Yet Reviewed

Estimated Ship Date: Jan 8, 2026 if ordered today

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Estimated Ship Date: Jan 8, 2026 if ordered today

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

Part Number: LEB-BFC2001-C05X

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

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

Part Number: LEB-BFC2002-C05X

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

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

Part Number: LEB-BFC2003-C05X

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 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-RFC2001-C05X

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 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-RFC2003-C05X

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 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 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 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 67-69

Part Number: LEB-RFC0006-405X

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

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