Mac Star 21 Engine

An evolution of the Hyper 21, the MacStar 21 8-port is re-worked for improved performance. Now featuring a separate turbo plug head button and CNC machined blue anodized aluminum heatsink head for a leaner, powerful, more efficient engine with improved heat dissipation.

In addition a MacStar 21 Pro version is also available and features a matt black anodized crankcase and larger rear bearing for better running and reliability, along with a larger diameter crank.


H2111T - MacStar 21 Turbo 8-port Engine

H2116T - MacStar 21 PRO Turbo 8-port Engine

• Turbo plug for improved engine setting and performance
• Separate head button
• CNC Aluminium Heatsink head
• 8-port piston and liner