revision kit engine Schmitt restart GST-50 for Simson S51, S53, SR50 M500 engine

Exclusive dealer product. This item can only be purchased from one of our official dealerships.
You can find a retailer near you here: Dealer Locator

In the engine revision kit Schmitt "GST" suitable for Simson S51, S53, SR50 with M500 engines are all the necessary parts for the restart into a new engine life.

The kit contains the powerful Schmitt "GST 50", a cast iron cylinder including all necessary small parts with the matching 38mm Schmitt piston. To match, there is the Schmitt "GST" crankshaft, a balanced and precisely manufactured crankshaft with 44mm stroke and 85mm connecting rod. Top guided, smooth running and durable, the Schmitt crankshaft is the right choice for the Daily Driver. A set of FKM double lip oil seals from Schmitt with directional oil seals and quality transmission bearings with CN clearance and SKF .C3 crankshaft bearings complete the installation of the new components.

Scope of delivery:

2-channel cast iron cylinder kit Schmitt "GST" 50cc 38mm

crankshaft Schmitt "GST" 44mm stroke, 85mm connecting rod

engine shaft seal kit Schmitt FKM green

SKF .C3 crankshaft bearing

quality engine gearbox ball bearing with CN clearance

Schmitt cylinder stud bolt M6x125mm