Competition Cams 1817-8 Ultra Pro Magnum XD Roller Rocker Arm Set

ROCKERS; CS 1.7 7/16in. ULTRA PRO MAG XD

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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 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 and CAD design and development to improve strength, stiffness and MOI(moment of inertia) optimization for drag and circle track applications.

• 8650 Chromemoly Steel
• 29 Percent Stronger Than Pro Magnum
• Redesigned Steel Stud Mount Rocker
• Reduced Weight And Greater Strength
• Increased High RPM Stability
• Black Oxide Exterior Finish
• Increased Retainer And Valve Spring Clearances
• Lifetime Warranty

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Application Summary:

Year	Make/Model
1973-1975	Buick Apollo
1973	Buick Centurion
1973-1980	Buick Century
1991-1993	Buick Commercial Chassis
1976-1977	Buick Electra
1973	Buick Estate Wagon
1972	Buick GS
1972-1974	Buick LeSabre
1977-1978	Buick LeSabre
1973-1980	Buick Regal
1991-1993	Buick Roadmaster
1972	Buick Skylark
1975-1979	Buick Skylark
1972	Buick Sportwagon
1990-1992	Cadillac Brougham
1992-1993	Cadillac Commercial Chassis
1980	Cadillac Eldorado
1993	Cadillac Fleetwood
1980	Cadillac Seville
1977-1982	Checker Marathon
1955-1975	Chevrolet Bel Air
1958-1972	Chevrolet Biscayne
1958-1961	Chevrolet Brookwood
1969-1972	Chevrolet Brookwood
1967-1992	Chevrolet Camaro
1966-1996	Chevrolet Caprice
1964-1973	Chevrolet Chevelle
1963-1968	Chevrolet Chevy II
1955-1972	Chevrolet Corvette
1974-1982	Chevrolet Corvette
1984-1991	Chevrolet Corvette
1958	Chevrolet Del Ray
1959-1985	Chevrolet Impala
1969-1972	Chevrolet Kingswood
1973-1976	Chevrolet Laguna
1964-1967	Chevrolet Malibu
1973-1983	Chevrolet Malibu
1970-1988	Chevrolet Monte Carlo
1976-1979	Chevrolet Monza
1969-1979	Chevrolet Nova
1955-1957	Chevrolet One-Fifty Series
1969-1972	Chevrolet Townsman
1955-1957	Chevrolet Two-Ten Series
1959	Fiat 1100
1975	Oldsmobile Custom Cruiser
1977	Oldsmobile Custom Cruiser
1991-1992	Oldsmobile Custom Cruiser
1972-1973	Oldsmobile Cutlass
1978-1980	Oldsmobile Cutlass
1978-1980	Oldsmobile Cutlass Calais
1980	Oldsmobile Cutlass Cruiser
1982	Oldsmobile Cutlass Cruiser
1978-1980	Oldsmobile Cutlass Salon
1972-1973	Oldsmobile Cutlass Supreme
1978-1980	Oldsmobile Cutlass Supreme
1972-1973	Oldsmobile Delta 88
1975	Oldsmobile Delta 88
1977	Oldsmobile Delta 88
1972	Oldsmobile F85
1973	Oldsmobile Omega
1975-1979	Oldsmobile Omega
1977-1979	Oldsmobile Starfire
1972-1973	Oldsmobile Vista Cruiser
1974-1975	Pontiac Bonneville
1983-1986	Pontiac Bonneville
1967	Pontiac Catalina
1974-1975	Pontiac Catalina
1972-1974	Pontiac Firebird
1977-1992	Pontiac Firebird

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