Competition Cams 1604-16 Ultra Pro Magnum (TM) Rocker Arm
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Investment Cast 8650 Chromemoly Body And Arched Web Like Design Deliver Increased Strength And Rigidity While Reducing Moment Of Inertia Unique Black Oxide Exterior Finish Helps Prevent Corrosion Thus Increasing Durability Optimized Retainer And Valve Spring Clearances Allow Use Of Most Diameter Springs Retainers And +0.05 Inch Locks Without Clearance Or Fitment Issues Feature Oversized Trunions Precision Sorted Needle Bearings And Hardened Roller Tips Limited 1 Year Warranty
Specifications
Body Construction - Cast Chromoly Steel
Maximum Spring Pressure - 850 Pound
Mount Type - Stud Mount
Offset - No Offset
Roller Pivot - Yes
Roller Tip - Yes
Self Aligning - No
Compatibility - Chevy Small Block 4.3L-6.6L/265-400 Cubic Inch
Stud Diameter - 7/16 Inch
Ratio - 1.52
Quantity - Set Of 16
Nut Style - Polylock
The new Ultra Pro Magnum Roller Rocker Arms not only live up to the lofty standards of the original Pro Magnums but they also take Stud mount rocker performance stability and value to a whole new level. The modern arched web like design delivers increased strength and rigidity while still reducing the moment of inertia and optimizing the dynamic balance.
This Fits
Year | Make | Model |
---|---|---|
1959-1959 | Chevrolet | 3100 |
1959-1959 | Chevrolet | 3B |
1959-1959 | Chevrolet | 3C |
1959-1959 | Chevrolet | 3D |
1959-1959 | Chevrolet | 3E |
1959-1959 | Chevrolet | 3F |
1959-1959 | Chevrolet | 3G |
1955-1975 | Chevrolet | Bel Air |
1958-1972 | Chevrolet | Biscayne |
1969-1974 | Chevrolet | Blazer |
1987-1987 | Chevrolet | Blazer |
1959-1961 | Chevrolet | Brookwood |
1969-1972 | Chevrolet | Brookwood |
1975-1986 | Chevrolet | C10 |
1960-1974 | Chevrolet | C10 Pickup |
1967-1986 | Chevrolet | C10 Suburban |
1975-1986 | Chevrolet | C20 |
1960-1974 | Chevrolet | C20 Pickup |
1967-1986 | Chevrolet | C20 Suburban |
1975-1986 | Chevrolet | C30 |
1960-1974 | Chevrolet | C30 Pickup |
1960-1962 | Chevrolet | C40 |
1967-1987 | Chevrolet | Camaro |
1966-1987 | Chevrolet | Caprice |
1964-1973 | Chevrolet | Chevelle |
1963-1968 | Chevrolet | Chevy II |
1955-1981 | Chevrolet | Corvette |
1985-1987 | Chevrolet | Corvette |
1957-1958 | Chevrolet | Del Ray |
1959-1960 | Chevrolet | El Camino |
1964-1987 | Chevrolet | El Camino |
1969-1970 | Chevrolet | Estate |
1975-1987 | Chevrolet | G10 |
1972-1972 | Chevrolet | G10 Van |
1974-1974 | Chevrolet | G10 Van |
1975-1987 | Chevrolet | G20 |
1967-1974 | Chevrolet | G20 Van |
1975-1987 | Chevrolet | G30 |
1972-1972 | Chevrolet | G30 Van |
1974-1974 | Chevrolet | G30 Van |
1958-1985 | Chevrolet | Impala |
1975-1986 | Chevrolet | K10 |
1960-1974 | Chevrolet | K10 Pickup |
1967-1986 | Chevrolet | K10 Suburban |
1975-1986 | Chevrolet | K20 |
1960-1974 | Chevrolet | K20 Pickup |
1967-1986 | Chevrolet | K20 Suburban |
1977-1986 | Chevrolet | K30 |
1968-1974 | Chevrolet | K30 Pickup |
1975-1986 | Chevrolet | K5 Blazer |
1959-1961 | Chevrolet | Kingswood |
1969-1972 | Chevrolet | Kingswood |
1973-1976 | Chevrolet | Laguna |
1964-1967 | Chevrolet | Malibu |
1973-1983 | Chevrolet | Malibu |
1970-1987 | Chevrolet | Monte Carlo |
1975-1979 | Chevrolet | Monza |
1955-1961 | Chevrolet | Nomad |
1969-1979 | Chevrolet | Nova |
1955-1957 | Chevrolet | One-Fifty Series |
1975-1975 | Chevrolet | P10 |
1977-1979 | Chevrolet | P10 |
1961-1962 | Chevrolet | P10 Series |
1975-1987 | Chevrolet | P20 |
1961-1962 | Chevrolet | P20 Series |
1974-1974 | Chevrolet | P20 Van |
1975-1987 | Chevrolet | P30 |
1961-1962 | Chevrolet | P30 Series |
1974-1974 | Chevrolet | P30 Van |
1959-1961 | Chevrolet | Parkwood |
1987-1987 | Chevrolet | R10 |
1987-1987 | Chevrolet | R10 Suburban |
1987-1987 | Chevrolet | R20 |
1987-1987 | Chevrolet | R20 Suburban |
1987-1987 | Chevrolet | R30 |
1955-1958 | Chevrolet | Sedan Delivery |
1960-1966 | Chevrolet | Suburban |
1969-1972 | Chevrolet | Townsman |
1955-1958 | Chevrolet | Truck |
1960-1960 | Chevrolet | Truck |
1955-1957 | Chevrolet | Two-Ten Series |
1987-1987 | Chevrolet | V10 |
1987-1987 | Chevrolet | V20 |
1987-1987 | Chevrolet | V20 Suburban |
1987-1987 | Chevrolet | V30 |
1958-1958 | Chevrolet | Yeoman |
1960-1963 | GMC | 1000 Series |
1960-1963 | GMC | 1500 Series |
1960-1963 | GMC | 2500 Series |
1960-1966 | GMC | 3000 |
1960-1966 | GMC | 3500 |
1975-1978 | GMC | C15 |
1975-1978 | GMC | C15 Suburban |
1967-1974 | GMC | C15/C1500 Pickup |
1967-1974 | GMC | C15/C1500 Suburban |
1979-1986 | GMC | C1500 |
1979-1986 | GMC | C1500 Suburban |
1975-1978 | GMC | C25 |
1975-1978 | GMC | C25 Suburban |
1967-1974 | GMC | C25/C2500 Pickup |
1967-1974 | GMC | C25/C2500 Suburban |
1979-1986 | GMC | C2500 |
1979-1986 | GMC | C2500 Suburban |
1975-1978 | GMC | C35 |
1967-1974 | GMC | C35/C3500 Pickup |
1979-1986 | GMC | C3500 |
1978-1987 | GMC | Caballero |
1975-1978 | GMC | G15 |
1974-1974 | GMC | G15/G1500 Van |
1979-1987 | GMC | G1500 |
1975-1978 | GMC | G25 |
1974-1974 | GMC | G25/G2500 Van |
1979-1987 | GMC | G2500 |
1975-1978 | GMC | G35 |
1970-1974 | GMC | G35/G3500 Van |
1979-1987 | GMC | G3500 |
1970-1987 | GMC | Jimmy |
1975-1978 | GMC | K15 |
1975-1978 | GMC | K15 Suburban |
1967-1974 | GMC | K15/K1500 Pickup |
1967-1974 | GMC | K15/K1500 Suburban |
1979-1986 | GMC | K1500 |
1979-1986 | GMC | K1500 Suburban |
1975-1978 | GMC | K25 |
1975-1978 | GMC | K25 Suburban |
1967-1974 | GMC | K25/K2500 Pickup |
1967-1974 | GMC | K25/K2500 Suburban |
1979-1986 | GMC | K2500 |
1979-1986 | GMC | K2500 Suburban |
1977-1978 | GMC | K35 |
1968-1974 | GMC | K35/K3500 Pickup |
1979-1986 | GMC | K3500 |
1975-1978 | GMC | P25 |
1979-1987 | GMC | P2500 |
1975-1978 | GMC | P35 |
1979-1987 | GMC | P3500 |
1987-1987 | GMC | R1500 |
1987-1987 | GMC | R1500 Suburban |
1987-1987 | GMC | R2500 |
1987-1987 | GMC | R2500 Suburban |
1987-1987 | GMC | R3500 |
1971-1977 | GMC | Sprint |
1960-1965 | GMC | Suburban |
1960-1960 | GMC | Truck |
1987-1987 | GMC | V1500 |
1987-1987 | GMC | V1500 Suburban |
1987-1987 | GMC | V2500 |
1987-1987 | GMC | V2500 Suburban |
1987-1987 | GMC | V3500 |