Mega 3.5cc ZX21 DSII+ engine. High performance racing engine featuring upgraded internals such as new combustion chamber and piston.
View the Optional Parts section to see our list of recommended pipes and manifolds for this motor.
#203045 | Mega exhaust system M21 EFRA 2033 Polished exhaust system, incorporation 3 chamber pipe, conical manifold, rubber seals and mounting springs. Suitable for the Mega ZX21 circuit engines. | View product >>> |