| DYNO RESULTS |
| SUPERFLOW 902 ENGINE DYNO |
| STP CORRECTION |
| TESTED AT WESTECH |
| 446 RB MOPAR |
| HORSEPOWER |
| RPM | T1 | T2 | T3 |
| 2,500 | 213 | 213 | 205 |
| 3,000 | 291 | 288 | 268 |
| 3,500 | 361 | 360 | 342 |
| 4,000 | 422 | 420 | 412 |
| 4,500 | 481 | 484 | 484 |
| 5,000 | 534 | 538 | 548 |
| 5,500 | 586 | 590 | 605 |
| 6,000 | 617 | 626 | 641 |
| 6,300 | 632 | 640 | 655 |
| 6,500 | 625 | 635 | 647 |
| TORQUE |
| RPM | T1 | T2 | T3 |
| 2,500 | 448 | 448 | 431 |
| 3,000 | 510 | 504 | 467 |
| 3,500 | 542 | 540 | 513 |
| 4,000 | 554 | 552 | 541 |
| 4,500 | 561 | 565 | 565 |
| 5,000 | 561 | 565 | 575 |
| 5,300 | 565 | 568 | 577 |
| 5,500 | 560 | 564 | 577 |
| 6,000 | 540 | 548 | 561 |
| 6,500 | 506 | 512 | 523 |
Legend
T1. Indy two-plane intake
T2. Indy two-plane intake with a Wilson 1-inch tapered spacer
T3. Indy single-plane intake