Looking for aftermarket parts to modify or upgrade your 1966 Chevrolet Biscayne with rocker arms? At Tunersports.com we carry a huge selection of the top name brand performance rocker arm parts and accessories.

IN STOCK - DROPSHIPS 1806-1The 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 1.65 7/16in Ultra Pro 1958-1972 Chevrolet Biscayne Base $76.85 |
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 1958-1972 Chevrolet Biscayne Base $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 1958-1972 Chevrolet Biscayne Base $76.85 |
OUT OF STOCK 1820-1The 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 CB 1.7 7/16in Ultra Pro 1965-1972 Chevrolet Biscayne Base $83.58 |
IN STOCK - DROPSHIPS 1823-1The 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 CB 1.73 7/16in Ultra Pro 1965-1972 Chevrolet Biscayne Base $83.58 |
IN STOCK - DROPSHIPS 1826-1The 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 CB 1.6 7/16in Ultra Pro 1965-1972 Chevrolet Biscayne Base $83.59 |
IN STOCK - DROPSHIPS 1827-1The next design evolution of the Hi-Techâ„¢ Stainless Steel Roller Rocker Arms are built to outlast and outperform in accuracy and strength. The Ultra Pro Magnumâ„¢ XD Rocker Arms are engineered from durable 8650 Steel and include a machined billet Pushrod seat insert for a wide range of sup... COMP Cams Rocker CB 1.75 7/16in Ultra Pro 1965-1972 Chevrolet Biscayne Base $83.58 |
IN STOCK - DROPSHIPS 1828-1The 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 CB 1.8 7/16in Ultra Pro 1965-1972 Chevrolet Biscayne Base $83.58 |
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 1958-1972 Chevrolet Biscayne Base $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 1958-1972 Chevrolet Biscayne Base $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 1958-1972 Chevrolet Biscayne Base $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 1958-1972 Chevrolet Biscayne Base $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 1958-1972 Chevrolet Biscayne Base $51.76 |
IN STOCK - DROPSHIPS 19021-1The 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 BBC 1965-1972 Chevrolet Biscayne Base $52.72 |