50cc racing cylinder kit with 38mm suitable for Puch Maxi S, N, X30 Sport NS, NL, X30 Sport NG-2A and Supermaxi.
The cooling fins are original size and the original designation "CH12" is cast in.
Adjustments compared to the original:
To avoid heat build-up, this race cylinder should be run with a 22mm exhaust (2-bend / 22mm manifold)
Scope of delivery as shown on the product picture. Instructions on how to fit and run the cylinder in correctly are included in the kit. Delivery without cylinder head.
The cooling fins are original size and the original designation "CH12" is cast in.
Adjustments compared to the original:
- Generously over-milled sealing surfaces at intake and exhaust (28mm manifold can be fitted)
- Piston does not overhang
- Improved inlet seal
To avoid heat build-up, this race cylinder should be run with a 22mm exhaust (2-bend / 22mm manifold)
Scope of delivery as shown on the product picture. Instructions on how to fit and run the cylinder in correctly are included in the kit. Delivery without cylinder head.
