TR2-4A Roller Rocker Arm Set 1.5:1 Ratio

TR2-4A roller rocker arm set. These 1.5:1 ratio rocker arms are designed to be used with the standard rocker pillars and rocker shaft. They offer increase reliability, reduced frictional losses and reduced valve guide wear. They can also be used with a tuftrided rocker shaft and alloy rocker pillar set if required. The arms have a roller tip and plain bushed pivot.