Ultralite Non Adjustable Roller Rocker, 1.8 Ratio YT6646-1 Books Our advanced casting techniques allowed

Our advanced casting techniques allowed us to create a lightweight casting that weighs in at 14 lbs

ARP has developed special pressure plate bolts that are application specific to ensure the optimum grip length

Fits Chevy small-block engines 1987 to current

AutoMeter's Digital Stepper Motor Boost Gauge provides the most accurate reading available

HP2211EBRX

Ultralite Non Adjustable Roller Rocker, 1.8 Ratio YT6646-1 Books Our advanced casting techniques allowedUltralite Non Adjustable Roller Rocker, 1. 8 RatioSuit GM LS1, LS2 YT6646 1 6646 1 Yella Terra has developed shaft and pedestal systems for late model engines that have less than half the nose weight of other rocker designs to correct valve float when some performance camshafts are used with lightweight valve train components and conical springs. The result is greater RPM potential without sacrificing strength or reliability. Standard and high ratio