Description:

The JR Motorsports race prepped block has proven itself over the past few years and is now available in shortblock form with quality components from ARP, SRP, Eagle, Scat and Speed-Pro. Short Blocks Feature JRM race prepped block • Splayed steel main caps • Align honed • Deck plate honed • Square decked with BHJ 90Þ fixture Scat 4340 profiled crankshaft Eagle 4340 3-D H-beam connecting rods SRP forged pistons Speed-Pro plasma moly file fit rings Dura-bond HP cam bearings Clevite 77 H-series rod and main bearings ARP main studs Brass freeze plugs Screw in oil restrictors Internally balanced Fully assembled All JRM Short blocks include engine stand Designed for racing use only No warranty Must be shipped by Truck Freight