ULTRA Pro Magnum™ Roller Rocker Arms for Chrysler LA Small Block 273-360 c.i.d. V8 Ratio
- Full Set of (16) Ultra Pro Magnum™ Rockers with Shafts and Spacers
- Full Set of (16) Hi-Tech™ Pushrods 7.550" 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
