Looking for aftermarket parts to modify or upgrade your 1966 Mercury Comet 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 1632-16Ultra Pro Magnumâ„¢ 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 8650 chromemoly material and arched, web-like design deliver increased strength and rigidity ... COMP Cams Rocker Arms FS/FW 1.6 7/16 Ultra 1964-1969 Mercury Comet Base $527.54 |
IN STOCK - DROPSHIPS 1632-8Ultra Pro Magnumâ„¢ 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 8650 chromemoly material and arched, web-like design deliver increased strength and rigidity ... COMP Cams Rocker Arms FS/FW 1.6 7/16 Ultra 1964-1969 Mercury Comet Base $274.85 |
IN STOCK - DROPSHIPS RP1431-1668-'89 Ford 289 c.i., 302 c.i.d. V8 (Rail Type) Rocker/Pushrod Kit Includes: Full Set of (16) Magnum Rocker Arms.... COMP Cams Rocker Arm/Pushrod Kit Magnum 1963-1969 Mercury Comet Base $282.56 |
OUT OF STOCK RPM1431-1668-'89 Ford 289 c.i., 302 c.i.d. V8 (Rail Type) Rocker/Pushrod Kit Includes: Full Set of (16) Magnum Rocker Arms.... COMP Cams Rocker Arm/Pushrod Kit FS Mag 1963-1969 Mercury Comet Base $395.34 |
IN STOCK - DROPSHIPS RPR1428-1668-'89 Ford 289 c.i., 302 c.i.d. V8 (Rail Type) Rocker/Pushrod Kit Includes: Full Set of (16) Magnum Rocker Arms.... COMP Cams Rocker Arm/Pushrod Kit Magnum 1963-1969 Mercury Comet Base $304.74 |

OUT OF STOCK 1442-16Magnum Roller Rocker Arms. Magnum Roller Rockers are the ultimate street Rocker because they were designed with the Serious performance enthusiast in mind. They will help your engine make more power and last longer.
Applications:
AMC 290-401 c.i.d. V8 289 c.i., 302 c.i., 351 c.i.d. Windsor... COMP Cams Magnum Roller Rockers FS/Olds 1964-1967 Mercury Comet Base $258.43 |
OUT OF STOCK 1831-16The 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 Rockers FS 1.6 3/8in Ultra Pro 1964-1969 Mercury Comet Base $644.91 |
OUT OF STOCK 1831-8The 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 Rockers FS 1.6 3/8in Ultra Pro 1964-1969 Mercury Comet Base $334.62 |
IN STOCK - DROPSHIPS 1832-16The 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 Rockers FS 1.6 7/16in Ultra Pro 1964-1969 Mercury Comet Base $644.91 |
IN STOCK - DROPSHIPS 1833-16The 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 Rockers FS 1.7 3/8in Ultra Pro 1964-1969 Mercury Comet Base $644.91 |
IN STOCK - DROPSHIPS 1833-8The 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 Rockers FS 1.7 3/8in Ultra Pro 1964-1969 Mercury Comet Base $334.64 |
IN STOCK - DROPSHIPS 1834-16The 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 Rockers FS 1.7 7/16in Ultra Pro 1964-1969 Mercury Comet Base $644.91 |
IN STOCK - DROPSHIPS 1834-8The 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 Rockers FS 1.7 7/16in Ultra Pro 1964-1969 Mercury Comet Base $334.64 |
IN STOCK - DROPSHIPS 1838-16The 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 Rockers FC 1.8 7/16in Ultra Pro 1964-1969 Mercury Comet Base $653.59 |
IN STOCK - DROPSHIPS 1838-8The 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 Rockers FC 1.8 7/16in Ultra Pro 1964-1969 Mercury Comet Base $341.39 |

IN STOCK - DROPSHIPS 1442-1Ford V8 289-351W (Non Rail) 1961-67... COMP Cams Magnum Roller Rocker FS/Olds 1964-1967 Mercury Comet Base $46.93 |
IN STOCK - DROPSHIPS 1632-1Ultra Pro Magnumâ„¢ 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 8650 chromemoly material and arched, web-like design deliver increased strength and rigidity ... COMP Cams Rocker Arm FS/FW 1.6 7/16 Ultra 1964-1969 Mercury Comet Base $58.52 |
IN STOCK - DROPSHIPS 1831-1The 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 FS 1.6 3/8in Ultra Pro 1964-1969 Mercury Comet Base $76.85 |
IN STOCK - DROPSHIPS 1832-1The 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 FS 1.6 7/16in Ultra Pro 1964-1969 Mercury Comet Base $76.85 |
IN STOCK - DROPSHIPS 1833-1The 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 FS 1.7 3/8in Ultra Pro 1964-1969 Mercury Comet Base $76.85 |
IN STOCK - DROPSHIPS 1834-1The 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 FS 1.7 7/16in Ultra Pro 1964-1969 Mercury Comet Base $76.85 |
OUT OF STOCK 1838-1The 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 FC 1.8 7/16in Ultra Pro 1964-1969 Mercury Comet Base $83.58 |