"PROFORM EXTRUDED ALUMINUM ROLLER-ROCKER ARMS -- 1.6 Ratio, 3/8" Stud, Eliminates Internal Friction, Features Full Needle Bearing, Fulcrum And Roller Tip For Increased Horsepower, Lengthened Valve Train Component Life, And Reduced Wear And Tear On Valve Stem Tips, Precision Machined For Consistency And Ratio Accuracy, Includes 16 Extruded Aluminum Rockers And 16 Poly Locks, With Manufacturer's Limited 30-Day Warranty"
Brand:Proform
1958 - 8Cyl 4.6L "Gas, Carb, 283, 2BBL" Base
1958 - 8Cyl 4.6L "Gas, FI, 283, EFI" Base
Chevrolet Del Ray - Rocker Arm
"COMP CAMS ALUMINUM ROLLER ROCKER ARMS, SET OF 8 -- 0.4375 Stud, Shaft Ratio 1.5, Made From High Quality Aluminum Alloy For Durability With A Tensile Strength Of 80,000 PSI, Features 350 lbs. Open Spring Pressure With High Valve Spring Loads, With Needle-Bearing Trunions To Withstand High Valve Spring Pressures, With Manufacturer's Limited Warranty"
Brand:Comp Cams
1958 - 8Cyl 4.6L "Gas, Carb, 2BBL, 283" Base
1958 - 8Cyl 4.6L "Gas, FI, EFI, 283" Base
Chevrolet Del Ray - Rocker Arm
"PROFORM STAMPED STOCK LONG-SLOT ROCKER ARMS -- 1.5 Ratio, 3/8" Stud, For Use When Roller Tip Is Not Required, Proven OEM Quality, Features An Extra Long Slot That Eliminates Rocker To Stud Interference When Using High Lift Cams, Includes 16 Rockers, Grooved Balls, And Nuts, With Manufacturer's Limited 30-Day Warranty"
Brand:Proform
1958 - 8Cyl 4.6L "Gas, Carb, 283, 2BBL" Base
1958 - 8Cyl 4.6L "Gas, FI, 283, EFI" Base
Chevrolet Del Ray - Rocker Arm
"COMP CAMS ALUMINUM ROLLER ROCKER ARMS, SET OF 16 -- 0.375 Stud, Shaft Ratio 1.5, Made From High Quality Aluminum Alloy For Durability With A Tensile Strength Of 80,000 PSI, Features 350 lbs. Open Spring Pressure With High Valve Spring Loads, With Needle-Bearing Trunions To Withstand High Valve Spring Pressures, With Manufacturer's Limited Warranty"
Brand:Comp Cams
1958 - 8Cyl 4.6L "Gas, Carb, 2BBL, 283" Base
1958 - 8Cyl 4.6L "Gas, FI, EFI, 283" Base
Chevrolet Del Ray - Rocker Arm
"COMP CAMS ALUMINUM ROLLER ROCKER ARMS, SET OF 16 -- 0.4375 Stud, Shaft Ratio 1.5, Made From High Quality Aluminum Alloy For Durability With A Tensile Strength Of 80,000 PSI, Features 350 lbs. Open Spring Pressure With High Valve Spring Loads, With Needle-Bearing Trunions To Withstand High Valve Spring Pressures, With Manufacturer's Limited Warranty"