V-Factor Rocker Arm Cover Assemblies For All Evolution Models

Weight (lbs): 11.45 Die cast aluminum construction to keep strength high and cost low CNC machined for an excellent fit Six bolt top cover design for an improved sealing quality One piece rocker arm supports for easy installation Two piece cover designed to minimize the possibility of oil leaks Extended height vent towers to help eliminate the oil mist carry over problem normally associated with the head type venting system Larger than OE vent valves are incorporated into the rocker cover seal Silicon beaded lower gaskets Includes all necessary mounting hardware These rocker cover assemblies were developed to provide a high tech look while reducing the high cost of a similar product machined from billet aluminum. They can be used on all years and models of the Evolution engine regardless of whether the engine vents through the crankcase or the cylinder heads. The one way breather valve has been upgraded from the OE umbrella type to a much more efficient flapper type and is also located higher in the cover. Installation of covers on OE height and most comparably sized engines can be performed without removing the engine from the frame. Sold as an assembly for front and rear heads. V-FACTOR Chrome Plated Rocker Cover Set Fits: Harley Big Twin Evolution 1984-1999 & Sportster 1986-Later