An affordable tuning kit for Zundapp with miniterm cylinder, fits engines with long connecting rod.
The break year between short connecting rod and long connecting rod is around 1970.
The most important parts you need are included, upgrade the exhaust system from original for maximum power.
Feel free to go into the included parts to read and learn more.
The tuning kit contains:
Art.nr 20250 - Cylinder Zundapp Miniterm 50cc, 2.9hp
Art.nr 12656 - Soot kit Zündapp
Art.nr 12736 - Intake pipe Zündapp, with matching screw and nut
Art.nr 29387 - Carburetor for Zündapp SRE 1/15
Art.nr 25899 - Needle nozzle 2.17 (L=29,5mm)
Art.no 20865 - Nozzle kit Bing 3,5mm Size 70-78
Art.no 20866 - Nozzle kit Bing 3,5mm Size 80-88
Suitable nozzle size is around 78-80, but start big and back off for correct fuel mixture.