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GM skipped E85 for new LS9 V-8 to preserve low speed drivability

One of the big stories today over on our sister site Autoblog is the new Corvette ZR1. The ZR1 is propelled by a new LS9 version of the classic small block V-8 that's been heavily beefed up and supercharged to yield at least 620hp. On several previous occasions here at ABG we've covered high-performance tuners who are using ethanol as a fuel in high power boosted engines to take advantage of the high octane ratings at a lower cost and cleaner emissions than racing gasolines. During the preview of the LS9 we asked Chief Engineer Sam Winegarden ... Read more →

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