Chevelle SS396 Dyno Test - Calling Dr. Dyno!
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The 750 was square all around with 73 jets, but we needed to lean it out a bundle. We dropped the primary jets down to 71s, and the secondaries to 68s. That's a two-step and a five-step downgrade front and back. The result was a better air/fuel ratio, but the same power. View Related Article
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