Description:

ULTRA Pro Magnumâ„¢ Roller Rocker Arms for Chrysler LA Small Block 273-360 c.i.d. V8 Ratio Full Set of (16) Ultra Pro Magnumâ„¢ Rockers with Shafts and Spacers Full Set of (16) Hi-Techâ„¢ Pushrods7.550" Long, 5/16" Dia for Hydraulic Flat Tappet Lifters Made from SAE 8620 chromemoly Steel and heat-treated for maximum strength and stiffness// Contain proprietary bushing inserts Designed to handle Roller lobes and higher spring rates Unique oil system oils all critical parts for long lasting service Systems include a special adjuster which allows the use of conventional ball end Pushrods