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Availability: Special Order*
SKU: 1827-8
Manufacturer: COMP Cams
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$296.95

The next design evolution of the Hi-Tech Stainless Steel Roller Rocker Arms are built to outlast and outperform in accuracy and strength. The Ultra Pro Magnum XD 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. These 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 new XD design utilizes advanced FEA and CAD design and development to improve strength, stiffness and MOI optimization for drag and circle track applications.

For Big Block Chevrolet applications, 1.75 ratio, 7/16" stud; Machined billet pushrod seat insert; 8650 steel construction outlasts and outperforms other rockers in accuracy and strength; Ultra Pro Magnum XD Rocker Arm bodies are guaranteed against breakage for life;

Chevelle, Camaro, Corvette, Stingray, Silverado, C10, Firebird, Chevrolet, Big Block, Chevy, BBC, 454, 427, 502, 396, Caprice, Malibu, Impala, Nova, Monte Carlo, S10, 572

COMP Cams Ultra Pro Magnum XD Roller Rocker Arms, 1.75 Ratio, 7/16" Stud Diameter for Big Block Chevrolet, Set of 8

COMP Cams Rockers CB 1.75 7/16in Ultra Pro

Rockers, CB 1.75 7/16" Ultra Pro Mag XD

ROCKERS, CB 1.75 7/16" ULTRA P

ROCKERS, CB 1.75 7/1

Engine Rocker Arm

None

The next design evolution of the Hi-Tech Stainless Steel Roller Rocker Arms are built to outlast and outperform in accuracy and strength. The Ultra Pro Magnum XD 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. These 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 new XD design utilizes advanced FEA and CAD design and development to improve strength, stiffness and MOI optimization for drag and circle track applications.

For Big Block Chevrolet applications, 1.75 ratio, 7/16" stud; Machined billet pushrod seat insert; 8650 steel construction outlasts and outperforms other rockers in accuracy and strength; Ultra Pro Magnum XD Rocker Arm bodies are guaranteed against breakage for life;

Chevelle, Camaro, Corvette, Stingray, Silverado, C10, Firebird, Chevrolet, Big Block, Chevy, BBC, 454, 427, 502, 396, Caprice, Malibu, Impala, Nova, Monte Carlo, S10, 572

COMP Cams Ultra Pro Magnum XD Roller Rocker Arms, 1.75 Ratio, 7/16" Stud Diameter for Big Block Chevrolet, Set of 8

COMP Cams Rockers CB 1.75 7/16in Ultra Pro

Rockers, CB 1.75 7/16" Ultra Pro Mag XD

ROCKERS, CB 1.75 7/16" ULTRA P

ROCKERS, CB 1.75 7/1

Engine Rocker Arm

None

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Vehicle Fitment

Chevrolet

    Caprice

      1976 Classic - 1976 Classic Landau - 1976 Classic Sport - 1976 Classic Estate - 1975 Classic - 1975 Classic Sport - 1975 Estate Wagon - 1974 Classic - 1974 Estate - 1973 Classic - 1973 Estate - 1972 Base - 1971 Base - 1970 Base - 1969 Base - 1968 Base - 1967 Base - 1966 Base

    Impala

      1976 Sport - 1976 Custom - 1976 Custom Landau - 1976 Base - 1976 S - 1975 Base - 1975 Sport - 1975 Custom - 1974 Base - 1973 Base - 1972 Base - 1971 Base - 1970 Base - 1969 Base - 1968 Base - 1967 Base - 1967 SS - 1966 Base - 1966 SS - 1965 Base - 1965 SS - 1963 Base

    Bel Air

      1975 Base - 1974 Base - 1973 Base - 1972 Base - 1971 Base - 1970 Base - 1969 Base - 1968 Base - 1967 Base - 1966 Base - 1965 Base - 1963 Base

    Laguna

      1975 Base - 1975 S3 - 1974 Base - 1974 Type S-3 - 1973 Base - 1973 Estate

    Malibu

      1975 Classic - 1974 Base - 1974 Classic - 1974 Estate - 1973 Base - 1973 Estate - 1967 Base - 1966 Base

    Monte Carlo

      1975 S - 1974 Base - 1974 Landau - 1973 Base - 1973 Landau - 1973 S - 1972 Base - 1971 Base - 1970 Base

    Corvette

      1974 Base - 1973 Base - 1972 Base - 1971 Base - 1970 Base - 1969 Base - 1968 Base - 1967 Base - 1966 Base - 1965 Base

    Chevelle

      1973 Deluxe - 1972 Base - 1972 Concours - 1972 Concours Estate - 1972 Greenbrier - 1972 Malibu - 1972 Nomad - 1972 SS - 1971 Base - 1971 Concours - 1971 Concours Estate - 1971 Greenbrier - 1971 Malibu - 1971 Nomad - 1971 SS - 1970 SS - 1970 Base - 1970 Concours - 1970 Concours Estate - 1970 Greenbrier - 1970 Malibu - 1970 Nomad - 1969 300 Deluxe - 1969 Concours - 1969 Concours Estate - 1969 Greenbrier - 1969 Malibu - 1969 Nomad - 1969 SS - 1968 300 - 1968 300 Deluxe - 1968 Concours - 1968 Malibu - 1968 Nomad - 1968 SS - 1967 Base - 1967 Concours - 1967 SS - 1967 Deluxe - 1966 Base - 1966 SS - 1965 Base - 1965 SS

    Biscayne

      1972 Base - 1971 Base - 1970 Base - 1969 Base - 1968 Base - 1967 Base - 1966 Base - 1965 Base - 1963 Base

    Brookwood

      1972 Base

    Camaro

      1972 Base - 1972 Z28 - 1972 SS - 1971 Base - 1971 SS - 1970 Base - 1970 SS - 1969 Base - 1969 SS - 1969 RS - 1968 Base - 1968 SS - 1967 Base - 1967 RS - 1967 SS

    Kingswood

      1972 Base - 1972 Estate - 1971 Base - 1971 Estate - 1970 Base - 1970 Estate

    Townsman

      1972 Base - 1970 Base

    Nova

      1970 Base - 1969 Base

    Chevy II

      1968 Nova
*we take fitment seriously and have invested heavily into matching products to your vehicle, but it is up to the end user to confirm products are suitable for their vehicle, legal for them to use for the purposes they intend, and verify fitment upon installation. Many opened products may not be returned, so if fitment is in question, please contact us before ordering. We are not resonsible for any costs incurring from a product not being suitable to an end users application.