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Originally Posted by silver04rollas
I strongly doubt it is a 3S-GE since both the Yamaha engines (3S-GE and 2ZZ-GE) were discontinued last year. Plus 3S-GE is way too heavy of an engine (cast iron block) to keep the weight of the car down. It is supposed to be a new all-aluminum motor.
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They use cast iron block to resist heat deformation because as you see in the video, the exhaust is glowing red!!! If you use all aluminum, you might get warping or cracking.
http://www.damseauxmotorsport.co.za/rally_car.htm
