Rocker Arm Stud Girdles

High-lift, aggressive camshafts and stiff valve springs can cause your rocker arm studs to flex, resulting in a loss of high-rpm power, and, eventually, engine damage and...

High-lift, aggressive camshafts and stiff valve springs can cause your rocker arm studs to flex, resulting in a loss of high-rpm power, and, eventually, engine damage and failure!

A rocker arm stud girdle (also called a valvetrain stabilizer) is a bar that clamps on over the polylocks of your stud-mount rocker arms, linking all the studs together. By distributing the load across all the studs, it adds strength and rigidity to the valvetrain.

Stud girdles might make valve adjustments more difficult, and you may also need taller valve covers. For more information, check out this article from our blog, and then contact us for even more...

High-lift, aggressive camshafts and stiff valve springs can cause your rocker arm studs to flex, resulting in a loss of high-rpm power, and, eventually, engine damage and failure!

Stud girdles might make valve adjustments more difficult, and you may also need taller valve covers. For more information, check out this article from our blog, and then contact us for even more expert advice on your engine-building project.

Top Brands

Stabilizing your high-performance engine is an important job, so you should go with a name brand you trust, instead of some third-party reseller. Summit Racing Equipment sells rocker arm stud girdles from manufacturers like COMP Cams, Harland Sharp, Trick Flow Specialties, Lunati, Howards Cams, and more.

Individual Parts

Part Groups

Results 1 - 25 of 117

AFR Stud Girdles 6200

Rocker Arm Stud Girdle, Eliminator, Aluminum, Gold Anodized, Chevy, Small Block, Pair

Part Number: AFR-6200

4.62 out of 5 stars ( 26 )

Estimated Ship Date: Tomorrow

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Summit Racing™ Rocker Arm Stud Girdles SUM-141003

Rocker Arm Stud Girdle, Clamp-On, 7/16-20 in., Polylock, Aluminum, Black Anodized, Chevy, Big Block, Kit

Part Number: SUM-141003

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Brodix Cylinder Heads Stud Girdles BR 1230

Rocker Arm Stud Girdle, Aluminum, Natural, 7/16 in.-20 Thread, Chevy, 396-454, Kit

Part Number: BRO-BR1230

5.0 out of 5 stars ( 9 )

Estimated Ship Date: Tomorrow

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Howards Cams Maximum Effort Stud Girdle Kits 90121

Howards Cams Maximum Effort Stud Girdle Kits 90121

Rocker Arm Stud Girdle, Aluminum, Purple, 7/16 in.-20 Thread, Chevy, Big Block, Dart, Brodix, AFR and RHS, Kit

Part Number: HRS-90121

5.0 out of 5 stars ( 9 )

Estimated Ship Date: Tomorrow

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Harland Sharp Stud Girdles G1114

Rocker Arm Stud Girdle, Aluminum, Orange, 7/16 in.-20 Thread, Chevy, Big Block, Bowtie, Dart, Merlin, Kit

Part Number: CSP-G1114

Not Yet Reviewed

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AFR Stud Girdles 6207

Rocker Arm Stud Girdle, Aluminum, Ford, Small Block, Pair

Part Number: AFR-6207

4.83 out of 5 stars ( 12 )

Estimated Ship Date: Tomorrow

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COMP Cams Stud Girdles 4021CPG

Rocker Arm Stud Girdle, Aluminum, Red, 7/16 in.-20 Thread, Chevy, Big Block, Kit

Part Number: CCA-4021

4.0 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

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Dart Stud Girdles 64110001

Rocker Arm Stud Girdle, Aluminum, Gold Anodized, 7/16 in.-20 Thread, Chevy, Big Block, Kit

Part Number: DRT-64110001

2.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Trick Flow® Rocker Stud Girdles for Ford TFS-51600700

Rocker Arm Girdle, Aluminum, 7/16 in.-20 Thread, Ford, 351C, Trick Flow Heads, Kit

Part Number: TFS-51600700

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Howards Cams Maximum Effort Stud Girdle Kits 90120

Rocker Arm Stud Girdle, Aluminum, Purple, 7/16 in.-20 Thread, Chevy, Big Block, Kit

Part Number: HRS-90120

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Trick Flow® Rocker Stud Girdles for Chevy TFS-41400700

Rocker Arm Stud Girdle, Aluminum, Blue, 7/16 in.-20 Thread, Chevy, Big Block, Kit

Part Number: TFS-41400700

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Howards Cams Maximum Effort Stud Girdle Kits 90101

Rocker Arm Stud Girdle, Maximum Effort, Aluminum, Purple, 7/16 in.-20 Thread, Chevy, Small Block, Kit

Part Number: HRS-90101

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Summit Racing™ Rocker Arm Stud Girdles SUM-141001

Rocker Arm Stud Girdle, Aluminum, 3/8 in.-24 Thread, Chevy, Small Block, Kit

Part Number: SUM-141001

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Aug 14, 2025 if ordered today

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Estimated Ship Date: Aug 14, 2025 if ordered today

AFR Stud Girdles 6202

Stud Girdles, Clamp-on, Aluminum, Blue Anodized, Chevy, Big Block, AFR, Pair

Part Number: AFR-6202

4.64 out of 5 stars ( 11 )

Estimated Ship Date: Tomorrow

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Dart Stud Girdles 64110003

Stud Girdles, Clamp-on, Aluminum, Gold Anodized, for Use On Dart Cylinder Heads Only, Chevy, Small Block, Kit

Part Number: DRT-64110003

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Proform Rocker Arm Stud Girdles 66951

Rocker Arm Stud Girdle, Aluminum, 7/16 in.-20 Thread, Chevy, Small Block, Kit

Part Number: PRO-66951

3.2 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

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Trick Flow® Rocker Stud Girdles for Ford TFS-51700701

Rocker Arm Stud Girdle, Aluminum, Blue, 7/16 in.-20 Thread, Ford, Small Block, Trick Flow® High Port®, Kit

Part Number: TFS-51700701

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Howards Cams Maximum Effort Stud Girdle Kits 90201

Stud Girdle Kit, 7/16 in.-20 Thread, Ford, 221-302, 351W, Kit

Part Number: HRS-90201

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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PRW Billet Rocker Arm Stud Girdles 1546001

Rocker Arm Stud Girdle, Solid Bar, Polylock, Aluminum, Natural, Ford, Stock Heads, Kit

Part Number: PQX-1546001

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Summit Racing™ Rocker Arm Stud Girdles SUM-141002

Rocker Arm Stud Girdle, Aluminum, 7/16 in.-20 Thread, Chevy, Small Block, Kit

Part Number: SUM-141002

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

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Estimated Ship Date: Sep 29, 2025 if ordered today

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Howards Cams Maximum Effort Stud Girdle Kits 90101

5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Trick Flow® Rocker Stud Girdles for Chevy TFS-30400701

Rocker Arm Stud Girdle, Aluminum, Blue, 7/16 in.-20 Thread, 23 Degree Head, Chevy, Small Block, Kit

Part Number: TFS-30400701

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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COMP Cams Stud Girdles 4007

Rocker Arm Stud Girdle, Aluminum, Red, 3/8 in.-24 Thread, Chevy, Small Block, Kit

Part Number: CCA-4007

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Harland Sharp Stud Girdles G1100

Rocker Arm Stud Girdle, Aluminum, Gold, 7/16 in.-20 Thread, Chevy, Small Block, Kit

Part Number: CSP-G1100

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Trick Flow® Rocker Stud Girdles for Ford TFS-52400701

Rocker Arm Stud Girdle, Aluminum, Blue, 7/16 in.-20 Thread, Ford, Small Block, Trick Flow® R Series Head, Kit

Part Number: TFS-52400701

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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PRW Billet Rocker Arm Stud Girdles 1545400

Rocker Arm Stud Girdle, Solid Bar, Polylock, Aluminum, Natural, Chevrolet, Stock Heads, Kit

Part Number: PQX-1545400

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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