Crankshaft Sachs 50/4 EKF High quality crankshaft final inspected and fine calibrated (aligned) in Sweden.

Corresponds to Sachs original number: 0288 123 001 High quality crankshaft final checked and fine calibrated (aligned) in Sweden. Alignment, (balance between the halves, picture 3 ): max run out = <0,03/side. In the weight ratio very well balanced crankshaft for optimal function and very little vibration, especially when used with NTS pistons. Supplied complete with needle bearing for the piston pin. Technical data: Needle bearing: 14x18x13(for 14mm piston pin NTS: 30252) Included Cone for flywheel: Conicity K1:5 (input diameter ~12mm) Thread flywheel side: M10x1 Thread transmission side: M10x1 Krysskil, flywheel: 3×3,7 (10841) Not included Krysskil, transmission side: 3×3,7 (10841) Not included Stroke: 44mm Fits the following engines: 4-vxl.fotv: 50/4 EKF