Mazda Rx7 4-rotor race car. The making of a Defined Autoworks Beast. [Offical Video]

Never before seen footage showing the assembly/start-up of our custom 4-rotor. It is the first 4-rotor since the 787b to use triple spark plugs per rotor. It is also the first since the 787 to feature telescoping intake manifold. Custom made slide throttle body system. A world first however is the use of a center main bearing and 4-piece eccentric shaft. Quick specs- 9.7:1 rotors, lightened and race clearanced. Race main bearings, and race rotor bearings, ceramic NRS 2mm apex seals. Custom stationary gears, Full custom Peripheral Port in each rotor housing (defined auto), Aluminum side housings for reduced weight. Needle roller bearing in the center housing. 4- Piece eccentric shaft 0:47 Dynamic engine balancing 1:23 Variable length intake 2:20 Engine assembly 2:32 Rotor rotation 3:49 Slide throttle 4:00 4-rotor startup and idle 4:30 All footage and editing was done by Defined Autoworks. Music by Ivan Torrent. Contact us at 614-592-7991 we build any type of rotary powerplant to the highest standards. See the build thread here-

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4 Rotor Rx7 Track Break-in. Limited 7k RPM. Defined Autoworks
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PPRE 6 Rotor RX4 Track Test at the 2013 V 4 & Rotary North Island Jamboree (Onboard Footage)
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