Mega ZX21 & ZX12 DS4 engines

Mega have released the latest generation DS4 ZX21 and ZX12 engines, the result of continuous development in cooperation with the Mega racing team and Picco. The ZX21 3.5cc circuit engine features a new 7 port ABC set, new cooling head with 3-fin combustion chamber and crankshaft with new timing. Also available in the hand tuned EM version, it additionally sports a black case, lightweight crankshaft, hand selected piston & liner and hand work on the porting. The ZX12 2.1cc engine has a new cooling head and new back plate, with the EM version sporting the same upgrades as on the ZX21 version.

Source: Mega [mega-engines.com]

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Mega ZX21 & ZX12 DS4 engines

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