Eagle SBF 4340 Forged Crank - 3.250 Stroke Rear Main Seal Adapter UV-stabilized optical quality polycarbonate material

UV-stabilized optical quality polycarbonate material available

51 FOR ALCOHOL/ 52 FOR GAS

Support fastens to the underside of the nose piece and bolts directly to the bumper of most Dirt Late Models

Washable for long life

000 in Rotor Bolt Pattern

Eagle SBF 4340 Forged Crank - 3.250 Stroke Rear Main Seal Adapter UV-stabilized optical quality polycarbonate materialEagle forged 4340 steel cranks feature a non twist forging, . 125" fillet radiuses for superior strength so chamfered narrowed bearings required, nitrided surface, &amp micropolished to &lt 2 ra. Intended for the most demanding applicationForged AISI ASME certified 4340 steel with multi stage heat treatment for superior strength Service: Eagle connecting rods and cranks are designed and manufactured to our specifications. Some simply purchase generic