50cc tuning kit with 38mm aluminium cylinder with round slotted intake. Suitable for vehicles with Sachs 2-, 3- and 4-speed engines with fan cooling. Among others suitable for Hercules 50/ALS, 50/2 S, 50/KS, 50/2 DK, 50/3 LS, 50/4 LKS and Gritzner.
Features and Benefits:
Tips:
Tuning:Complemented with a 13mm SSB or 16mm SHA carburetor with intake flange and resonance exhaust, a further moderate increase in power is possible.
Installation: Secure the cylinder head studs with a joining adhesive such as Loctite.
Break-in: Use a 1:33 (3%) semi-synthetic blend oil during the first tank fill and run at a maximum of 5000rpm.
Kit Contents:
Scope of delivery as shown in the product picture. A cylinder kit 50cc Racing 38mm is supplied.
Features and Benefits:
- 4.01Nm and 4.5hp at the rear wheel
- optimized timing
- Larger intake and exhaust
- Split, enlarged transfer ports
- Improved angle of inflow of transfer ports
- plane and non-porous surface
- Nikasil coating for smooth running, optimum heat dissipation and lubrication, and durability
- Original exhaust connection with M35 x 2mm union nut
- Cylinder head specific to the series with raceway centering for perfect alignment of the combustion chamber and no piston protrusion at TDC
Tips:
Tuning:Complemented with a 13mm SSB or 16mm SHA carburetor with intake flange and resonance exhaust, a further moderate increase in power is possible.
Installation: Secure the cylinder head studs with a joining adhesive such as Loctite.
Break-in: Use a 1:33 (3%) semi-synthetic blend oil during the first tank fill and run at a maximum of 5000rpm.
Kit Contents:
- Cylinder
- Piston kit
- Cylinder head
- Seal kit
- Inlet stud
- Cylinder studs
- Special nuts
Scope of delivery as shown in the product picture. A cylinder kit 50cc Racing 38mm is supplied.
