BY THE NUMBERS
DCI 455 PONTIAC
Bore: 4.160 inches
Stroke: 4.21 inches
Displacement: 457 actual cubic inches
Compression ratio: 10.49:1
Camshaft: COMP solid flat-tappet
Cam duration: 260/268 degrees
  at .050-inch tappet rise
Valve lift: .653/.677 inch
Rocker ratio: Harland Sharp 1.65 ratio
Top ring: 1/16-inch Speed Pro
Second ring: 1/16-inch Speed Pro
Oil ring: 3/16-inch Speed Pro
Piston: Ross dished
Block: OEM
Crankshaft: OEM
Rods: Eagle 6.800-inch H-beam
Cylinder head: Edelbrock
Intake valve diameter: 2.230 inches
Exhaust valve diameter: 1.770 inches
Intake manifold: Edelbrock Victor Pontiac
Carburetor: Quick Fuel modified
  Holley 1050 Dominator
Header: Hedman
Ignition: MSD 6AL
Damper: TCI Rattler

DTS DYNO DATA
RPM TQ HP
2,500 438 208
2,600 454 225
2,700 477 245
2,800 499 266
2,900 514 284
3,000 525 300
3,100 538 317
3,200 546 333
3,300 547 344
3,400 538 349
3,500 524 349
3,600 513 352
3,700 520 366
3,800 532 385
3,900 544 404
4,000 556 424
4,100 569 444
4,200 580 464
4,300 590 483
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
6,200 523 617
6,300 510 612
6,400 497 606
6,500 487 603

SOURCE
MSD IGNITIONS
El Paso
915-857-5200
www.msdignition.com
DCI Motorsports
3573 B Gilchrist Rd.
Mogadore
OH  44260
330-628-3354
www.dcimotorsports.com
Comp Cams
3406 Democrat Road
Memphis
TN  38118
800-999-0853
http://www.compcams.com
Automotive Racing Products
1863 Eastman Avenue
Ventura
CA  93003
800-826-3045
http://www.arp-bolts.com
Hedman Hedders
12438 Putnam Street
Whittier
CA  90602
562-921-0404
http://www.hedman.com
BOP Engineering
N3651 Schmidt Rd
Jefferson
WI  53549
920-674-6058
www.bopengineering.com
TCI Automotive
151 Industrial Drive
Ashland
MS  38603
888-776-9824
http://www.tciauto.com
Eagle Specialty Products (Rotating Assy.)
662-796-7373
http://www.eaglerod.com
MagnaFlow Performance Exhaust
22961 Arroyo Vista
Rancho Santa Margarita
CA  92688
800-824-8664
http://www.magnaflow.com
Moroso
80 Carter Drive
Guilford
CT  06437
203-453-6571
www.moroso.com
Holley Performance Products/Brands
1801 Russellville Rd.
Bowling Green
KY  42101
270-781-9741
www.holley.com
Speed-Pro/Federal Mogul
Southfield
MI
800-560-1400
www.federalmogul.com
Ross Pistons
625 S. Douglas Street
El Segundo
CA  90245
310-536-0100
www.rosspistons.com
Edelbrock (Carbs)
800-416-8628
http://www.edelbrock.com
Royal Purple
One Royal Purple Lane
Porter
TX  77365
888-382-6300
http://www.royalpurple.com