Chevy SBC 350 1.50 7/16" Self Aligning Stainless Steel Roller Rocker Arm Set For those with applications that

For those with applications that require the fast and consistent action of and air shift this is exactly the shifter for you

Speedmaster valve locks are designed for stock or performance engines using 7 degree valve locks

while the extruded body has a tensile strength over 60

bringing both style and practicality to your daily routines

They feature extra-thick steel that's double-welded to the ring gear for added strength

Chevy SBC 350 1.50 7/16" Self Aligning Stainless Steel Roller Rocker Arm Set For those with applications thatSpeedmaster Stainless steel rollers are manufactured from heat treated stainless steel and alloy steel tip rollers. Speedmaster roller rockers are available in various ratios, so you are good to go. They feature greater strength and durability, capable of withstanding valve spring load up to 600lbs.