Melling Exhaust Rocker Arm & Shaft Kit - MEMRK-1553EROCKER & SHAFT KIT, EXHAUST Suit Chrysler GEN 3 Hemi, 5. 7L 6. 4L Part Number: MEMRK 1553E New Melling rocker arms should always be part of a new valve train build. To make selection of the desired combination of rocker arms and installation hardware easier, Melling offers Rocker Arm Kits that provide the rocker arm and correct fulcrum, bolt and stud combinations for your engine application. Specifications: Adjustable: No Body Color: Dark Silver Body