Malossi 50CC MHR Cylinder kit. One of the strongest with 50cc capacity. 6 overflow ports and 3-piece outlet port. Single piece cylinder head, requires an 80mm (standard) rod length and 10mm gudgeon pins. With the relevant tuning parts, approx. 15bhp is expected. Great choice if you don’t want to swap to 10mm gudgeon pins and are still looking for 50cc performance. Supplied with all necessary parts.