Crankshaft Sachs 501, 506/4 High quality crankshaft final inspected and fine calibrated (aligned) in Sweden.

High quality crankshaft final checked and fine calibrated (aligned) in Sweden. Alignment, (balance between halves, picture 3 ): max run out = <0,03/side. In 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 piston pin. Technical data: Needle bearing: 14x18x13(for 14mm piston pin 30252) Included Cone for flywheel: Taper 1:5 (input diameter ~12mm) Thread flywheel side: M10x1 left hand thread Thread transmission side: M12x1,5 Krysskil, flywheel: 3×3,7 (10841) not included Krysskil, transmission drive: 3×3,7 (10841) not included Stroke: 44mm Fits the following engines: 506/4 AKF