COMP Cams Ultra Pro Magnum XD Roller Rocker Arms

4.58 out of 5 stars 59 Customer Reviews

Built to outlast and outperform in accuracy and strength, Ultra Pro Magnum XD roller rocker arms are engineered from durable 8650 steel and include a machined bille

Built to outlast and outperform in accuracy and strength, Ultra Pro Magnum XD roller rocker arms are engineered from durable 8650 steel and include a machined billet pushrod seat insert for a wide range of super accurate ratios. A unique and wide ratio range to fit almost any popular application from 1.5 to 1.8 in 0.5 in. increments for Chevy and 1.6 to 1.73 for various Ford applications is available. These Ultra Pro Magnum XD rockers are fully rebuildable and boast precision-sorted needle bearings and hardened roller tips. And, they work with most diameter springs and retainers. The XD design utilizes advanced FEA a

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COMP Cams Ultra Pro Magnum XD Roller Rocker Arms 1820-1

COMP Cams Ultra Pro Magnum XD Roller Rocker Arms 1820-1

Rocker Arm, Fits 7/16 in. Stud, Full Roller, Steel, 1.70 Ratio, Chevy, Big Block, Each

Part Number: CCA-1820-1

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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COMP Cams Ultra Pro Magnum XD Roller Rocker Arms 1830-1

Rocker Arm, Fits 7/16 in. Stud, Full Roller, Steel, 1.73 Ratio, Ford, 351C, 429, 460, Each

Part Number: CCA-1830-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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COMP Cams Ultra Pro Magnum XD Roller Rocker Arms 1828-1

Rocker Arm, Fits 7/16 in. Stud, Full Roller, Steel, 1.8 Ratio, Chevy, Big Block, Each

Part Number: CCA-1828-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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COMP Cams Ultra Pro Magnum XD Roller Rocker Arms 1801-1

Rocker Arm, Fits 3/8 in. Stud, Full Roller, Steel, 1.50 Ratio, Chevy, Small Block/GM V6, Each

Part Number: CCA-1801-1

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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COMP Cams Ultra Pro Magnum XD Roller Rocker Arms 1834-1

Rocker Arm, Fits 7/16 in. Stud, Full Roller, Steel, 1.7 Ratio, Ford, Small Block Windsor, Each

Part Number: CCA-1834-1

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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COMP Cams Ultra Pro Magnum XD Roller Rocker Arms 1832-1

Rocker Arm, Fits 7/16 in. Stud, Full Roller, Steel, 1.6 Ratio, AMC V8/Ford, Each

Part Number: CCA-1832-1

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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COMP Cams Ultra Pro Magnum XD Roller Rocker Arms 1806-1

Rocker Arm, Fits 7/16 in. Stud, Full Roller, Steel, 1.65 Ratio, Chevy, Small Block/GM V6, Each

Part Number: CCA-1806-1

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

COMP Cams Ultra Pro Magnum XD Roller Rocker Arms 1838-1

Rocker Arm, Fits 7/16 in. Stud, Full Roller, Steel, 1.8 Ratio, Ford, Each

Part Number: CCA-1838-1

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

COMP Cams Ultra Pro Magnum XD Roller Rocker Arms 1827-1

Rocker Arms, Ultra Pro Magnum XD Roller, Chromoly Steel, Black Oxide, 1.75 Ratio, 7/16 in. Stud Mounting, Chevrolet, Big Block, Each

Part Number: CCA-1827-1

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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COMP Cams Ultra Pro Magnum XD Roller Rocker Arms 1823-1

Rocker Arm, Stud Mount, Full Roller, Chromoly Steel, 1.73 Ratio, 7/16 in. Stud, Chevy, Big Block, Each

Part Number: CCA-1823-1

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

COMP Cams Ultra Pro Magnum XD Roller Rocker Arms 1805-1

Rocker Arm, Fits 7/16 in. Stud, Full Roller, Steel, 1.6 Ratio, Chevy, Small Block/GM V6, Each

Part Number: CCA-1805-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

COMP Cams Ultra Pro Magnum XD Roller Rocker Arms 1826-1

Rocker Arm, Fits 7/16 in. Stud, Full Roller, Steel, 1.6 Ratio, Chevy, Big Block, Each

Part Number: CCA-1826-1

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

COMP Cams Ultra Pro Magnum XD Roller Rocker Arms 1807-1

Rocker Arm, Fits 3/8 in. Stud, Full Roller, Steel, 1.55 Ratio, Chevy, Small Block/GM V6, Each

Part Number: CCA-1807-1

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

COMP Cams Ultra Pro Magnum XD Roller Rocker Arms 1808-1

Rocker Arm, Fits 7/16 in. Stud, Full Roller, Steel, 1.55 Ratio, Chevy, Small Block/GM V6, Each

Part Number: CCA-1808-1

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

COMP Cams Ultra Pro Magnum XD Roller Rocker Arms 1810-1

Rocker Arms, Ultra Pro Magnum XD Roller, Chromoly Steel, Black Oxide, 1.5 Ratio, 1/2 in. Stud Mounting, Chevrolet, Small Block, Each

Part Number: CCA-1810-1

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

COMP Cams Ultra Pro Magnum XD Roller Rocker Arms 1802-1

Rocker Arm, Fits 3/8 in. Stud, Full Roller, Steel, 1.60 Ratio, Chevy, Small Block/GM V6, Each

Part Number: CCA-1802-1

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

COMP Cams Ultra Pro Magnum XD Roller Rocker Arms 1833-1

Rocker Arm, Fits 3/8 in. Stud, Full Roller, Steel, 1.7 Ratio, Ford, Small Block Windsor, Each

Part Number: CCA-1833-1

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

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