|
|
By The Numbers
407ci Small-Block Chevy |
| Bore: |
4.150 inches |
| Stroke: |
3.750 inches |
| Displacement: |
407 actual cubic inches |
| Compression ratio: |
11.5:1 |
| Camshaft: |
COMP Cams solid roller |
| Cam duration: |
243/247 degrees at .050-inch tappet rise |
| Lobe separation: |
104 degrees |
| Valve lift: |
.647/.647 inch |
| Rocker ratio: |
Jesel 1.85/1.7 ratio |
| Top ring: |
.043-inch Total Seal |
| Second ring: |
.043 inch |
| Oil ring: |
3mm |
| Piston: |
CP flat-top |
| Block: |
World Motown |
| Crankshaft: |
Scat Ultralight |
| Rods: |
Scat I-beam 6.125 inches |
| Cylinder head: |
Brodix 10X raised runner |
| Intake valve diameter: |
2.150 inches |
| Exhaust valve diameter: |
1.60 inch |
| Intake manifold: |
Dart |
| Carburetor: |
Holley Ultra HP 750 |
| Header: |
Schoenfield |
| Ignition: |
PerTronix |
| Fuel: |
VP100 gasoline |
|
| RPM: |
TQ: |
HP: |
| 2,500 |
465 |
221 |
| 2,600 |
472 |
233 |
| 2,700 |
473 |
243 |
| 2,800 |
478 |
255 |
| 2,900 |
486 |
268 |
| 3,000 |
493 |
282 |
| 3,100 |
497 |
293 |
| 3,200 |
498 |
304 |
| 3,300 |
495 |
311 |
| 3,400 |
491 |
318 |
| 3,500 |
485 |
323 |
| 3,600 |
479 |
328 |
| 3,700 |
475 |
334 |
| 3,800 |
476 |
344 |
| 3,900 |
489 |
363 |
| 4,000 |
504 |
384 |
| 4,100 |
516 |
403 |
| 4,200 |
528 |
422 |
| 4,300 |
539 |
441 |
| 4,400 |
549 |
460 |
| 4,500 |
558 |
478 |
| 4,600 |
565 |
494 |
| 4,700 |
569 |
510 |
| 4,800 |
571 |
522 |
| 4,900 |
570 |
532 |
| 5,000 |
566 |
539 |
| 5,100 |
562 |
546 |
| 5,200 |
559 |
554 |
| 5,300 |
557 |
562 |
| 5,400 |
555 |
571 |
| 5,500 |
553 |
579 |
| 5,600 |
551 |
587 |
| 5,700 |
548 |
595 |
| 5,800 |
544 |
601 |
| 5,900 |
539 |
606 |
| 6,000 |
535 |
611 |
| 6,100 |
529 |
614 |
| 6,200 |
522 |
616 |
| 6,300 |
513 |
615 |
| 6,400 |
504 |
614 |
| 6,500 |
494 |
611 |
|