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Looking for aftermarket parts to modify or upgrade your 1978 Chevrolet Impala with rocker arms? At Tunersports.com we carry a huge selection of the top name brand performance rocker arm parts and accessories.
 OUT OF STOCK 1807-1The Ultra Pro Magnumâ„¢ XD Rocker Arms are engineered from durable 8650 Steel that outlasts and outperforms other inferior knock-off and import Rockers. A unique machined billet Pushrod seat insert offers exceptional durability. These new Stud mount Rockers are fully rebuildable and use precisio... COMP Cams Rocker CS 1.55 3/8in Ultra Pro 1959-1985 Chevrolet Impala Base 1977-1979 Chevrolet Impala Landau $76.85 |
 OUT OF STOCK 1808-1The Ultra Pro Magnumâ„¢ XD Rocker Arms are engineered from durable 8650 Steel that outlasts and outperforms other inferior knock-off and import Rockers. A unique machined billet Pushrod seat insert offers exceptional durability. These new Stud mount Rockers are fully rebuildable and use precisio... COMP Cams Rocker CS 1.55 7/16in Ultra Pro 1959-1985 Chevrolet Impala Base 1977-1979 Chevrolet Impala Landau $76.85 |
 OUT OF STOCK 1817-1COMP Cams Rocker CS 1.7 7/16in Ultra Pro 1959-1985 Chevrolet Impala Base 1977-1979 Chevrolet Impala Landau $76.85 |
 IN STOCK - DROPSHIPS 19001-1The Comp Cams Ultra ARC Aluminum Series Rocker Arms increase engine power, improve valvetrain stability, and enhance oiling efficiency. Their extruded design—developed using FEA analysis—creates a stronger, stiffer rocker body without adding unnecessary weight. The ARC series rocker arms feature... COMP Cams Rocker Arm Ultra Gold Arc SBC 1959-1985 Chevrolet Impala Base 1977-1979 Chevrolet Impala Landau $50.79 |
 IN STOCK - DROPSHIPS 19002-1The Comp Cams Ultra ARC Aluminum Series Rocker Arms increase engine power, improve valvetrain stability, and enhance oiling efficiency. Their extruded design—developed using FEA analysis—creates a stronger, stiffer rocker body without adding unnecessary weight. The ARC series rocker arms feature... COMP Cams Rocker Arm Ultra Gold Arc SBC 1959-1985 Chevrolet Impala Base 1977-1979 Chevrolet Impala Landau $50.79 |
 IN STOCK - DROPSHIPS 19004-1The Comp Cams Ultra ARC Aluminum Series Rocker Arms increase engine power, improve valvetrain stability, and enhance oiling efficiency. Their extruded design—developed using FEA analysis—creates a stronger, stiffer rocker body without adding unnecessary weight. The ARC series rocker arms feature... COMP Cams Rocker Arm Ultra Gold Arc SBC 1959-1985 Chevrolet Impala Base 1977-1979 Chevrolet Impala Landau $50.79 |
 IN STOCK - DROPSHIPS 19005-1The Comp Cams Ultra ARC Aluminum Series Rocker Arms increase engine power, improve valvetrain stability, and enhance oiling efficiency. Their extruded design—developed using FEA analysis—creates a stronger, stiffer rocker body without adding unnecessary weight. The ARC series rocker arms feature... COMP Cams Rocker Arm Ultra Gold Arc SBC 1959-1985 Chevrolet Impala Base 1977-1979 Chevrolet Impala Landau $50.79 |
 IN STOCK - DROPSHIPS 19012-1The Comp Cams Ultra ARC Aluminum Series Rocker Arms increase engine power, improve valvetrain stability, and enhance oiling efficiency. Their extruded design—developed using FEA analysis—creates a stronger, stiffer rocker body without adding unnecessary weight. The ARC series rocker arms feature... COMP Cams Rocker Arm Ultra Gold SBC 7 1959-1985 Chevrolet Impala Base 1977-1979 Chevrolet Impala Landau $51.76 |