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The 2008 Jegs Engine Masters Challenge - Muscle Car Engine Shootout

MCKEOWN MOTORSPORTS
400M SMALL-BLOCK FORD
CLAIMED DISPLACEMENT: 408.6 CI
QUALIFYING SCORE: 2,460.4
Team leader: Mark McKeown
Team members: Heather McKeown, Kenny Yake, Mark McKeown, Jason Young
Hometown: Waldorf, MD
Bore: 4.032 inch
Stroke: 4.000 inch
Compression ratio: 10.47:1
Carburetor: Holley, 1,100 cfm
Carb spacer: MME, 1-inch
Intake: CHI
Cylinder heads: CHI
Block: Ford
Intake valve: 2.150 inch
Exhaust valve: 1.625 inch
Camshaft specs: Comp; 247/252 degrees @ .050, .775/.645-inch lift
Rocker arms: Jesel, 2:1 int., 1.75:1 exh.
Crankshaft: Ford
Rods: Scat
Pistons: Ross
Rings: Speed-Pro
Ignition: ICE
Oil: Royal Purple, 20W-50
Headers: Hooker, 1 3/4 to 1 7/8 to 2-inch step
Mufflers: Magnaflow

DTS DYNO DATA
BEST QUALIFYING PULL
RPM TQ HP
2,500 453 216
2,600 470 233
2,700 484 250
2,800 495 264
2,900 504 278
3,000 513 293
3,100 519 306
3,200 520 316
3,300 519 326
3,400 516 334
3,500 508 338
3,600 498 342
3,700 489 345
3,800 483 350
3,900 485 360
4,000 495 377
4,100 509 397
4,200 528 423
4,300 550 451
4,400 568 476
4,500 578 495
4,600 583 511
4,700 588 526
4,800 594 543
4,900 599 559
5,000 598 569
5,100 593 576
5,200 584 578
5,300 573 578
5,400 565 581
5,500 565 592
5,600 571 609
5,700 575 624
5,800 577 637
5,900 575 646
6,000 571 652
6,100 562 653
6,200 549 648
6,300 535 641
6,400 521 635
6,500 515 637

2008 Jegs Engine Masters Challenge Mckeown Motorsports 2008 Jegs Engine Masters Challenge 400M Ford Small Block
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