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 1261-12These COMP Cams High Energyâ„¢ Steel Stud Mount Rocker Arms designed for 1962-84 Chevy 6 cylinder 194-292 Applications feature 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 l... COMP Cams Hi-Energy Rocker Arms C60 1.7 1980-1982 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1982 Chevrolet K5 Blazer Custom $121.78 |
IN STOCK - DROPSHIPS 1601-16ULTRA Pro Magnumâ„¢ Roller Rocker Arms. The Ultra Pro Magnumâ„¢ Roller Rocker Arms not only live up to the lofty standards of the original Pro Magnumâ„¢ Rockers, but they also take Stud mount Rocker performance, stability and value to a whole new level. The modern arched, web-like design... COMP Cams Rocker Arms CS 1.52 3/8 Ultra 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $523.67 |
OUT OF STOCK 1601-8The Ultra Pro Magnumâ„¢ Roller Rocker Arms for Chevy V8 265-400 Applications 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. These Rocker arms feature a 3/8" Stud diameter and 1.52 rat... COMP Cams Rocker Arms CS 1.52 3/8 Ultra 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $272.91 |
IN STOCK - DROPSHIPS 1602-16The Ultra Pro Magnumâ„¢ Roller Rocker Arms for Chevy V8 265-400 c.i.d. (SBC) Applications 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. These Rocker arms feature a 3/8" Stud diameter... COMP Cams Rocker Arms CS 1.6 3/8 Ultra 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $524.63 |
IN STOCK - DROPSHIPS 1602-8The Ultra Pro Magnumâ„¢ Roller Rocker Arms for Chevy V8 265-400 c.i.d. (SBC) Applications 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. These Rocker arms feature a 3/8" Stud diameter... COMP Cams Rocker Arms CS 1.6 3/8 Ultra 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $273.88 |
IN STOCK - DROPSHIPS 1604-16The Ultra Pro Magnumâ„¢ Roller Rocker Arms for Chevy V8 265-400 c.i.d. (SBC) Applications 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. These Rocker arms feature a 7/16" Stud diamete... COMP Cams Rocker Arms CS 1.52 7/16 Ultra 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $512.84 |
OUT OF STOCK 1604-8The Ultra Pro Magnumâ„¢ Roller Rocker Arms for Chevy V8 265-400 c.i.d. (SBC) Applications 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. These Rocker arms feature a 7/16" Stud diamete... COMP Cams Rocker Arms CS 1.52 7/16 Ultra 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $283.00 |
IN STOCK - DROPSHIPS 1605-16The Ultra Pro Magnumâ„¢ Roller Rocker Arms for Chevy V8 265-400 c.i.d. (SBC) Applications 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. These Rocker arms feature a 7/16" Stud diamete... COMP Cams Rocker Arms CS 1.6 7/16 Ultra 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $525.60 |
IN STOCK - DROPSHIPS 1605-8The Ultra Pro Magnumâ„¢ Roller Rocker Arms for Chevy V8 265-400 c.i.d. (SBC) Applications 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. These Rocker arms feature a 7/16" Stud diamete... COMP Cams Rocker Arms CS 1.6 7/16 Ultra 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $273.88 |
OUT OF STOCK 1607-8Ultra 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 Armes Tw 1.52 3/8 Ultra 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $274.85 |
OUT OF STOCK 1608-8Ultra 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 Armes Tw 1.52 7/16 Ultra 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $275.81 |
IN STOCK - DROPSHIPS 1609-8Ultra 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 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 $275.81 |
IN STOCK - DROPSHIPS 1610-8Ultra 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 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 $276.77 |
IN STOCK - DROPSHIPS 19001-16The 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 Arms Ultra Gold Arc SB 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $412.75 |
OUT OF STOCK 19001-8The 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 Arms Ultra Gold Arc SB 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $217.94 |
IN STOCK - DROPSHIPS 19002-16The 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 Arms Ultra Gold Arc SB 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $413.73 |
OUT OF STOCK 19002-8The 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 Arms Ultra Gold Arc SB 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $217.94 |
OUT OF STOCK 19004-16The 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 Arms Ultra Gold Arc SB 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $413.73 |
OUT OF STOCK 19004-8The 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 Arms Ultra Gold Arc SB 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $217.94 |
IN STOCK - DROPSHIPS 19005-16The 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 Arms Ultra Gold Arc SB 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $414.69 |
IN STOCK - DROPSHIPS 19012-12The 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 Arms Ultra Gold SBC 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $321.13 |
IN STOCK - DROPSHIPS 19012-16The 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 Arms Ultra Gold SBC 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $421.44 |
IN STOCK - DROPSHIPS RP1412-16you 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 Magnum 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $272.92 |
OUT OF STOCK RP1416-16you 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 Magnum 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $276.77 |
IN STOCK - DROPSHIPS RPG101you 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 1.6 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom $299.92 |