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DCI MOTORSPORTS
455 PONTIAC
CLAIMED DISPLACEMENT: 457 CI
QUALIFYING SCORE: 2,220.4 | | Team leader: | Don Johnston | | Team members: | Andrew Jenson, Paul Johnston, Anthony Milano | | Hometown: | Mogadore, OH | | Bore: | 4.160 inch | | Stroke: | 4.210 inch | | Compression ratio: | 10.49:1 | | Carburetor: | QFT 1050-cfm 4500 series | | Carb spacer: | DCI | | Intake: | Edelbrock Victor | | Cylinder heads: | Edelbrock Performer RPM | | Block: | Pontiac | | Intake valve: | 2.230 inch | | Exhaust valve: | 1.770 inch | | Camshaft specs: | Comp; 260/268 degrees @ .050, .653/.677-inch lift | | Rocker arms: | Harland Sharp 1.65:1 | | Crankshaft: | Pontiac | | Rods: | Eagle | | Pistons: | Ross | | Rings: | Sealed Power | | Ignition: | MSD | | Oil: | Royal Purple, 10W-40 | | Headers: | Hedman, 2-inch | | Mufflers: | Magnaflow | DTS DYNO DATA
BEST QUALIFYING PULL | | RPM | TQ | HP | | 2,500 | 437 | 208 | | 2,600 | 453 | 224 | | 2,700 | 477 | 245 | | 2,800 | 499 | 266 | | 2,900 | 514 | 283 | | 3,000 | 525 | 299 | | 3,100 | 538 | 317 | | 3,200 | 546 | 332 | | 3,300 | 547 | 343 | | 3,400 | 538 | 348 | | 3,500 | 524 | 349 | | 3,600 | 513 | 535 | | 3,700 | 520 | 366 | | 3,800 | 532 | 384 | | 3,900 | 544 | 404 | | 4,000 | 556 | 423 | | 4,100 | 569 | 443 | | 4,200 | 580 | 464 | | 4,300 | 590 | 482 | | 4,400 | 593 | 496 | | 4,500 | 594 | 509 | | 4,600 | 591 | 518 | | 4,700 | 593 | 530 | | 4,800 | 590 | 539 | | 4,900 | 585 | 546 | | 5,000 | 581 | 553 | | 5,100 | 575 | 558 | | 5,200 | 570 | 564 | | 5,300 | 569 | 574 | | 5,400 | 569 | 586 | | 5,500 | 566 | 593 | | 5,600 | 562 | 599 | | 5,700 | 557 | 604 | | 5,800 | 549 | 606 | | 5,900 | 544 | 611 | | 6,000 | 539 | 616 | | 6,100 | 532 | 618 | | 6,200 | 532 | 617 | | 6,300 | 510 | 612 | | 6,400 | 496 | 606 | | 6,500 | 486 | 603 |
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