The article asks how did Chevrolet build such a large displacement flat plane crank motor. A large displacement flat plane crank motor is nothing new. Back in the 1970's drag racer Gary Beck had a top fuel hemi with a flat plane crank that displaced at least 426 cu. in., or in other words, 7 liters. He only ran it a few times and gave up on it because it apparently did not give the advantage he thought it would.
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