Mopar Chrysler 5.7L 6.1L 6.4L Hemi Stainless Steel Roller Rocker Arms & Shafts these caps have a one

these caps have a one way valve

a chrome dipstick head with an O-ring seal

Look not further

Each Speedmaster hydraulic roller camshaft is manufactured to the highest quality standards

Designed for use with Speedmaster air cleaners

Mopar Chrysler 5.7L 6.1L 6.4L Hemi Stainless Steel Roller Rocker Arms & Shafts these caps have a oneSpeedmaster extruded aluminum and stainless steel shaft mount rocker system includes steel shafts with pedestals. All rockers feature large needle bearings or bushes and roller tips. For extreme high performance applications. They not only unleash horsepower, but they also lengthen valvetrain component life and reduce wear and tear on valve stem tips. These rockers are precision machined to ensure consistency and ratio accuracy and have a great