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along with optimized winding
They feature rotary swaged ends are prelubed for smooth operation
which are each sold separately
That means you get more airflow headed down the carburetor or throttle body and into the combustion chamber
Chevy SBC 350 Oil Flow Restrictor Kit along with optimized windingWhen roller rocker arms are installed, along with a mechanical lifter cam, the amount of oil flow required to the valvetrain is greatly reduced. Installing a Speedmaster oil restrictor kit will limit this unnecessary oil flow. These kits reduce the power robbing windage created from the excess oil draining past the rotating assembly and keeps the oil flowing where it is needed most, the rod and main bearings.
