Eagle 3.400" Stroke Crankshaft Internal Balanced Forged Steel 1 or 2 pc Seal - Small Block Ford 35012BK Energy's Hyper-Flex(TM) is superior performance

Energy's Hyper-Flex(TM) is superior performance polyurethane which has proven itself under the most demanding conditions on the race track

1-1/4 in Tube OD

Gauge kit includes 1/8" NPT temperature sender

1500 / 5800 RPM

Stainless steel shield fits over most 5x5 hubs and inside 15" wheels to help reduce mud build-up commonly found on the backside of the left rear wheel of dirt cars

Eagle 3.400" Stroke Crankshaft Internal Balanced Forged Steel 1 or 2 pc Seal - Small Block Ford 35012BK Energy's Hyper-Flex(TM) is superior performanceEagle forged 4340 steel cranks feature a non twist forging, . 125" fillet radiuses for superior strength so chamfered narrowed bearings required, nitrided surface, and micropolished to 2 ra. Intended for the most demanding application Eagle's commitment to quality and service has resulted in customer loyalty and satisfaction. This, in turn, has fueled rapid growth over the years. Eagle added crankshafts to our lineup a few years later as well as