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hard-starting engine
Speedmaster axle stubs are machined from solid billet 4340 material
Silicon aluminum is the choice for many of today's engine manufacturers because of its high fatigue strength and superior temperature threshold
This unit is designed to slide over the housing tube for a better weld
Mopar Chrysler SB 318 340 360 1.5 Ratio Stainless Steel Roller Rocker Arm Set hard-starting engineSpeedmaster 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
