Looking for aftermarket parts to modify or upgrade your 1981 Chevrolet K5 Blazer 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 RPM1412-16you know all the parts match. Confidently install your new Rocker arms and experience the difference. All components are also available as separate pieces.... COMP Cams Rocker Arm/Pushrod Kit CS Mag 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $383.82 |

IN STOCK - DROPSHIPS 1412-16Applications: Chevrolet Small Block 265-400 c.i.d. V8 3/8" Studs / 1.52:1 Ratio. Magnum 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. Ult... COMP Cams Magnum Roller Rockers CS 1.52 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $240.13 |
IN STOCK - DROPSHIPS 1412-8These Magnum Roller Rocker Arms for Chevy V8 265-400 and V6 200-262 Applications are the ultimate street Rocker. With a 3/8" Stud diameter and 1.52 ratio, they are designed for Serious performance enthusiasts. All Magnum Roller Rocker Arms are constructed from 8620 chromemoly Steel, which is a super... COMP Cams Magnum Roller Rockers CS 1.52 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $131.13 |
OUT OF STOCK 1416-16Applications: Chevrolet Small Block 265-400 c.i.d. V8 3/8" Studs / 1.6:1 Ratio. Magnum 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. Ulti... COMP Cams Magnum Roller Rockers Chevy S 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $243.98 |
OUT OF STOCK 17001-16These High Energyâ„¢ Die Cast Aluminum Roller Rocker Arms for Chevy V8 265-400 Applications are perfect for street and moderate Race use. With a 3/8" Stud diameter and 1.5 ratio, the die cast, larger-than-stock body of the Rocker arms is made of aluminum for superior strength with light overall ... COMP Cams High Energy Alum Rocker SBC 1. 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $323.07 |
OUT OF STOCK 17001-8These High Energyâ„¢ Die Cast Aluminum Roller Rocker Arms for Chevy V8 265-400 Applications are perfect for street and moderate Race use. With a 3/8" Stud diameter and 1.5 ratio, the die cast, larger-than-stock body of the Rocker arms is made of aluminum for superior strength with light overall ... COMP Cams High Energy Alum Rocker SBC 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $182.26 |
IN STOCK - DROPSHIPS 17002-16These High Energyâ„¢ Die Cast Aluminum Roller Rocker Arms for Chevy V8 265-400 Applications are perfect for street and moderate Race use. With a 3/8" Stud diameter and 1.6 ratio, the die cast, larger-than-stock body of the Rocker arms is made of aluminum for superior strength with light overall ... COMP Cams High Energy Alum Rocker SBC 1. 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $324.03 |
OUT OF STOCK 17002-8These High Energyâ„¢ Die Cast Aluminum Roller Rocker Arms for Chevy V8 265-400 Applications are perfect for street and moderate Race use. With a 3/8" Stud diameter and 1.6 ratio, the die cast, larger-than-stock body of the Rocker arms is made of aluminum for superior strength with light overall ... COMP Cams High Energy Alum Rocker SBC 1. 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $189.97 |
OUT OF STOCK 17004-16These High Energyâ„¢ Die Cast Aluminum Roller Rocker Arms for Chevy V8 265-400 Applications are perfect for street and moderate Race use. With a 7/16" Stud diameter and 1.5 ratio, the die cast, larger-than-stock body of the Rocker arms is made of aluminum for superior strength with light overall... COMP Cams High Energy Alum Rocker SBC 1 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $324.03 |
OUT OF STOCK 17004-8These High Energyâ„¢ Die Cast Aluminum Roller Rocker Arms for Chevy V8 265-400 Applications are perfect for street and moderate Race use. With a 7/16" Stud diameter and 1.5 ratio, the die cast, larger-than-stock body of the Rocker arms is made of aluminum for superior strength with light overall... COMP Cams High Energy Alum Rocker SBC 1 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $189.97 |
IN STOCK - DROPSHIPS 17005-16These High Energyâ„¢ Die Cast Aluminum Roller Rocker Arms for Chevy V8 265-400 Applications are perfect for street and moderate Race use. With a 7/16" Stud diameter and 1.6 ratio, the die cast, larger-than-stock body of the Rocker arms is made of aluminum for superior strength with light overall... COMP Cams High Energy Alum Rocker SBC 1 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $325.00 |
IN STOCK - DROPSHIPS 17005-8These High Energy Die Cast Aluminum Roller Rocker Arms for Chevy V8 265-400 Applications are perfect for street and moderate Race use. With a 7/16" Stud diameter and 1.6 ratio, the die cast, larger-than-stock body of the Rocker arms is made of aluminum for superior strength with light overall weight... COMP Cams High Energy Alum Rocker SBC 1 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $189.97 |

IN STOCK - DROPSHIPS 1261-1This COMP Cams High Energyâ„¢ Steel Stud Mount Rocker Arm designed for 1962-84 Chevy 6 cylinder 194-292 Applications features a 3/8" Stud diameter and 1.75 ratio. High Energyâ„¢ Rockers help eliminate the noise and slop associated with older worn and high mileage stock Rocker arms. With a lo... COMP Cams Hi-Energy Rocker Arm C60 1.75 1980-1982 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1982 Chevrolet K5 Blazer Custom $36.01 |
IN STOCK - DROPSHIPS 1412-1This Magnum Roller Rocker Arm for Chevy V8 265-400 and V6 200-262 Applications is the ultimate street Rocker. With a 3/8" Stud diameter and 1.52 ratio, it is designed for Serious performance enthusiasts. All Magnum Roller Rocker Arms are constructed from 8620 chromemoly Steel, which is a superior ma... COMP Cams Magnum Roller Rocker CS 1.52 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $40.17 |
IN STOCK - DROPSHIPS 1607-1Ultra 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 CS Tw 1.52 3/8 Ultra 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $58.52 |
OUT OF STOCK 1608-1Ultra 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 CS Tw 1.52 7/16 Ultra 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $58.52 |
IN STOCK - DROPSHIPS 1609-1Ultra 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 CS Tw 1.6 3/8 Ultra 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $58.52 |
OUT OF STOCK 1610-1Ultra 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 CS Tw 1.6 7/16 Ultra 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $58.52 |
IN STOCK - DROPSHIPS 17001-1These High Energyâ„¢ Die Cast Aluminum Roller Rocker Arms for Chevy V8 265-400 Applications are perfect for street and moderate Race use. With a 3/8" Stud diameter and 1.5 ratio, the die cast, larger-than-stock body of the Rocker arms is made of aluminum for superior strength with light overall ... COMP Cams High Energy Alum Rocker SBC 1 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $46.94 |
IN STOCK 17002-1These High Energyâ„¢ Die Cast Aluminum Roller Rocker Arms for Chevy V8 265-400 Applications are perfect for street and moderate Race use. With a 3/8" Stud diameter and 1.6 ratio, the die cast, larger-than-stock body of the Rocker arms is made of aluminum for superior strength with light overall ... COMP Cams High Energy Alum Rocker SBC 1 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $47.91 |
IN STOCK - DROPSHIPS 17004-1These High Energyâ„¢ Die Cast Aluminum Roller Rocker Arms for Chevy V8 265-400 Applications are perfect for street and moderate Race use. With a 7/16" Stud diameter and 1.5 ratio, the die cast, larger-than-stock body of the Rocker arms is made of aluminum for superior strength with light overall... COMP Cams High Energy Alum Rocker SBC 1 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $47.91 |
IN STOCK - DROPSHIPS 17005-1These High Energyâ„¢ Die Cast Aluminum Roller Rocker Arms for Chevy V8 265-400 Applications are perfect for street and moderate Race use. With a 7/16" Stud diameter and 1.6 ratio, the die cast, larger-than-stock body of the Rocker arms is made of aluminum for superior strength with light overall... COMP Cams High Energy Alum Rocker SBC 1 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $47.91 |
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 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $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 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $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 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $50.79 |