Engine Pack Schmitt GST-50 Simson S51 / S53 / SR50 M500 engine

Schmitt "GST-50" overhaul kit for Simson S51, S53, SR50 with M500 engine

The Schmitt "GST-50" engine overhaul kit provides all essential parts to revitalize your Simson M500 engine, making it perfect for the S51, S53, and SR50 models. Designed for reliable, everyday performance, this kit includes high-quality components engineered for durability and smooth operation.

With its expertly crafted components, the Schmitt "GST-50" kit is the complete solution for rebuilding your Simson engine to factory standards or better, ensuring high reliability and smooth performance for daily use.

Contents Tuning Kit GST 50

• Schmitt GST 50 Cast Iron Cylinder (50cc, 38mm)

  • Robust two-port cast iron cylinder designed for reliable performance and durability.
  • Includes matching 38mm Schmitt piston and all small parts required for assembly.

• Schmitt Sportfreund Crankshaft

  • Precisely balanced crankshaft with 44mm stroke and 85mm connecting rod.
  • Top-guided, smooth-running and particularly durable - this crankshaft is the ideal choice for riders looking for stability and durability in everyday use.

• FKM Oil Seals (double lip)

  • Schmitt seals made from high-quality FKM, equipped with direction-specific oil-drain lips provide excellent sealing and durability.

• SKF C3 Crankshaft Bearings

  • High-performance bearings for a long service life and optimal crankshaft operation.

• Premium Gearbox Bearings with CN clearance

  • Robust ball bearings for the gearbox that can withstand high loads.

• Schmitt Cylinder Stud Bolts M6x125mm