78.5cc Derbi Racing Cylinder by Airsal - cylinder kit Airsal Tech-Piston 78.5cc 50mm for Derbi Senda GPR, Gilera GSM SMT RCR Zulu EBE, EBSA
Racing cylinder kit, complete with all necessary parts, such as gasket set, piston, piston rings, etc. incl. cylinder head. The 77cc Tech-Piston has the same timing as the 77cc Racing and has a 2-Piece outlet. The difference is the high quality MAHLE piston (1 ring). Aluminium with hard-chromed bore. No need to work the crank cases on this model.
Racing cylinder kit, complete with all necessary parts, such as gasket set, piston, piston rings, etc. incl. cylinder head. The 77cc Tech-Piston has the same timing as the 77cc Racing and has a 2-Piece outlet. The difference is the high quality MAHLE piston (1 ring). Aluminium with hard-chromed bore. No need to work the crank cases on this model.