Gregg Brown Racing Engines
Winder, GA
435ci Chevy LS

On The Dyno & Best Qualifying Pull
RPM: TQ: HP:
3,000 457 261
3,100 451 266
3,200 463 282
3,300 558 351
3,400 605 392
3,500 572 381
3,600 590 404
3,700 609 429
3,800 622 450
3,900 631 468
4,000 632 482
4,100 633 494
4,200 631 504
4,300 638 522
4,400 646 541
4,500 650 557
4,600 652 571
4,700 658 589
4,800 661 604
4,900 667 622
5,000 669 637
5,100 672 652
5,200 674 668
5,300 676 682
5,400 676 695
5,500 673 705
5,600 668 712
5,700 662 719
5,800 658 726
5,900 651 731
6,000 642 734
6,100 632 734
6,200 623 736
6,300 613 736
6,400 607 740
6,500 599 741
6,600 590 741
6,700 577 736
6,800 564 731
6,900 552 725
7,000 539 718

Qualifying score: 2,768.6
Team leader & members: Gregg Brown, Tim Davis, Jerry Stone, Ken Stone, Eric Roycroft, Mike Devens
Engine type: Chevy LS
Claimed displacement: 435ci
Block: Chevy
Bore x stroke: 4.065 x 4.185
Compression ratio: 11.5:1
Crankshaft: Lunati
Engine bearings: MAHLE Clevite/Speed-Pro
Connecting rod: Scat, 6.00
Connecting rod
bearings: Speed-Pro
Pistons & rings: Diamond Racing, Total Seal
Compression & 2nd ring: .043, .043
Camshaft: COMP Cams
Cam duration at .050: 248/252
Valve lift: .846/.846
Head gasket: Cometic .30
Cylinder heads: Chevy LS7
Valves (in/ex): Manley, 2.200/1.600
Valve lifters: COMP Cams
Pushrods: Trend Performance
Rocker arms: COMP Cams, 1.8
Engine gasket set: Cometic, Fel-Pro
Intake manifold: All-Pro
Carb: Braswell Carburetion
Carb spacer: Ultra Pro Machining
Ignition system: MSD Performance
Spark plugs & wires: Champion, MSD Performance
Fasteners: ARP
Flywheel: RAM
Engine damper: Innovators West
Water pump: Meziere
Headers: Pro Fabrication 2 - 2⅛
Valve covers: ProForm
AMSOIL oil viscosity: 5w20
Oil pump: Melling
Oil pan: Stef's Performance Products
Mufflers: Flowmaster


Throttle's Performance
Argusville, ND
428ci Pontiac

On The Dyno & Best Qualifying Pull
RPM: TQ: HP:
3,000 480 274
3,100 479 283
3,200 485 296
3,300 501 315
3,400 518 335
3,500 533 355
3,600 551 378
3,700 566 399
3,800 579 419
3,900 590 438
4,000 602 459
4,100 610 476
4,200 619 495
4,300 624 511
4,400 630 528
4,500 634 543
4,600 639 559
4,700 641 573
4,800 644 589
4,900 647 603
5,000 648 617
5,100 647 628
5,200 648 641
5,300 650 656
5,400 651 669
5,500 652 683
5,600 650 693
5,700 647 702
5,800 643 710
5,900 638 717
6,000 633 723
6,100 627 728
6,200 621 733
6,300 614 736
6,400 605 738
6,500 596 737
6,600 584 733
6,700 567 723
6,800 552 714
6,900 536 704
7,000 522 695

Qualifying score: 2,742.2
Team leader & members: Mark Dalquist, Scott Clark, Matt Adams, Tony Wright, Mike Hed, Chad Spier
Engine type: Pontiac
Claimed displacement: 428 ci
Block: Kauffman Racing Equipment
Bore x stroke: 4.35 x 3.599
Compression ratio: 11.4:1
Compression height: 1.700
Crankshaft: Scat
Engine bearings: Speed-Pro
Connecting rod: Scat, 6.700
Connecting rod bearings: Speed-Pro
Pistons & rings: Ross Racing, Total Seal
Compression & 2nd ring: .043, .145mm
Camshaft: Lunati by Harold Brookshire
Cam duration at .050: 246/253
Valve lift: .840/.772
Head gasket: Cometic, .027
Cylinder heads: Edelbrock
Valves (in/ex): REV, 2.350/1.650
Valve lifters: Scorpion
Pushrods: Manton
Rocker arms: Scorpion, 1.85/.170
Engine gasket set: Cometic, Kauffman Racing Equipment, Fel-Pro
Intake manifold: Edelbrock
EFI ECU: MegaSquirt
Injectors: 1,000cc Injector Dynamics
Throttle body: Ron's Fuel Injection Systems
Ignition system: MegaSquirt with D.U.I. coils
Spark plugs: NGK
Fasteners: ARP
Flywheel: Hays
Engine damper: Innovators West
Water pump: Meziere
Headers: Throttle's Performance 1¾ - 1⅞
Valve covers: Butler Performance
Hoses & fittings: Aeroquip
AMSOIL oil viscosity: 5w20
Oil pump: Melling
Oil pan: Stef's Performance Products
Mufflers: Flowmaster