Dart Steel Crankshaft - 3.622 in Stroke - Internal Balance - 1-Piece Seal - GM LS-Series ATP001R Because today's racing engines run

Because today's racing engines run at higher RPM levels with harsh cam profiles

These will locate the spring with an outside step so the spring cannot "walk" around on the head

4L80E / 4L85E

The side panels feature knit stretch fabric for flexibility in the torso and the 180 ° floating arm gussets increase flexibility in the arms

The heavy-duty construction eliminates the deflection seen in stamped-steel Panhard rods

Dart Steel Crankshaft - 3.622 in Stroke - Internal Balance - 1-Piece Seal - GM LS-Series ATP001R Because today's racing engines runProduct Description: Crankshaft 3. 622 in Stroke Internal Balance Billet Steel 1 Piece Seal GM LS Series Sold Individually Since 1981, Dart Machinery has become the acknowledged leader in producing race winning components. Dart Machinery aluminum and cast iron engine blocks are designed to meet the specialized needs of racers and performance enthusiasts. Dart components are developed in house, manufactured on Dartas own CNC machining centers, and