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| ZZ502CI BIG-BLOCK DYNO DETAILS | | Headers | 2 1/8 Hedman long-tube headers with 18-inch extensions | | Fuel | 118-octane Rockett Brand Fuel | | Carburetion | Holley 750-cfm HP Series modified by The Carb Shop | By The Numbers | BASELINE | | Advance 30 degrees | | RPM | LB-FT | HP | | 4,600 | 582 | 510 | | 4,700 | 579 | 518 | | 4,800 | 578 | 530 | | 4,900 | 584 | 545 | | 5,000 | 589 | 560 | | 5,100 | 590 | 573 | | 5,200 | 589 | 583 | | 5,300 | 586 | 591 | | 5,400 | 583 | 600 | | 5,500 | 581 | 608 | | 5,600 | 578 | 617 | | 5,700 | 577 | 626 | | 5,800 | 576 | 636 | | 5,900 | 573 | 644 | | 6,000 | 567 | 648 | | 6,100 | 557 | 647 | | 6,200 | 546 | 644 | | 6,300 | 534 | 641 | | 6,400 | 523 | 637 | | 6,500 | 514 | 636 | | 6,600 | 506 | 636 | | Avg | 566 | 601 | | Max | 590 | 648 |
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