Iron Vortec Head
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The easiest way to identify a Vortec head is by the sawtooth pattern cast into the front. Look for casting number 12558062, but avoid casting number 10239906, which has a modified exhaust seat and loses 20 percent of its flow at 0.120-inch lift. View Related Article
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Chevrolet Corvette Research
Find new Chevrolet Corvette information as well as review photos, specs and more. The Corvette has a V8 standard engine producing 505 horsepower, and has a 8 star frontal impact rating for the driver and a 8 star frontal impact rating for the passenger. You may also be interested in the Chevrolet Impala and the Chevrolet Camaro.
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