The trick would be coming up with a cam that’s big enough to not hold it back too much, but not be so big it’s miserable to live with on the street.
Here they compare these 3 cams in a 383 and the small HR gave the power of the larger FT while keeping the duration of the smaller FT
214/ 224FT | 231/ 237FT | 214/ 224HR |
https://www.motortrend.com/how-to/camshaft-comparison-testing/
Dyno Results
383 Cam Test SuperFlow 902 Engine Dyno
Torque
RPM | 214/ 224FT | 231/ 237FT | 214/ 224HR |
2,800 | 413 | 381 | 425 |
3,000 | 417 | 405 | 430 |
3,200 | 427 | 422 | 438 |
3,400 | 436 | 432 | 446 |
3,600 | 441 | 437 | 451 |
3,800 | 441 | 445 | 453 |
4,000 | 440 | 448 | 452 |
4,200 | 439 | 448 | 453 |
4,400 | 438 | 447 | 453 |
4,600 | 435 | 446 | 452 |
4,800 | 429 | 443 | 447 |
5,000 | 420 | 434 | 439 |
5,200 | 406 | 425 | 426 |
5,400 | 390 | 417 | 416 |
5,600 | 375 | 407 | 404 |
5,800 | 360 | 391 | 389 |
6,000 | 344 | 375 | 372 |
6,200 | 316 | 361 | NR |
RPM | 214/ 224FT | 231/ 237FT | 214/ 224HR |
2,800 | 220 | 203 | 227 |
3,000 | 238 | 232 | 245 |
3,200 | 260 | 257 | 267 |
3,400 | 282 | 279 | 289 |
3,600 | 302 | 300 | 309 |
3,800 | 319 | 322 | 328 |
4,000 | 335 | 341 | 344 |
4,200 | 351 | 358 | 362 |
4,400 | 367 | 374 | 380 |
4,600 | 381 | 391 | 396 |
4,800 | 392 | 405 | 409 |
5,000 | 399 | 413 | 418 |
5,200 | 402 | 421 | 423 |
5,400 | 401 | 429 | 428 |
5,600 | 400 | 434 | 431 |
5,800 | 398 | 432 | 430 |
6,000 | 392 | 428 | 424 |
6,200 | 373 | 426 | NR |
214/ 224FT | 231/ 237FT | 214/ 224HR | |
Avg. TQ | 415.9 | 425.2 | 433.4 |
Avg. HP | 344.8 | 355.3 | 360.8 |