Engine
Performance Factor |
Minimum
Weight |
|
Engine
Performance Factor |
Minimum
Weight |
|
Engine
Performance Factor |
Minimum
Weight |
|
Engine
Performance Factor |
Minimum
Weight |
809-848 |
4100 |
|
728-747 |
3700 |
|
647-666 |
3300 |
|
567-586 |
2900 |
789-808 |
4000 |
|
708-727 |
3600 |
|
627-646 |
3200 |
|
546-566 |
2800 |
769-788 |
3900 |
|
688-707 |
3500 |
|
607-626 |
3100 |
|
526-545 |
2700 |
748-768 |
3800 |
|
667-687 |
3400 |
|
587-606 |
3000 |
|
<-525 |
2600 |
Naturally
Aspirated Gasoline 11.00
Index Weights and Factor Chart
Engine
Performance Factor |
Minimum
Weight |
|
Engine
Performance Factor |
Minimum
Weight |
|
Engine
Performance Factor |
Minimum
Weight |
|
Engine
Performance Factor |
Minimum
Weight |
742-759 |
4200 |
|
652-669 |
3700 |
|
561-578 |
3200 |
|
471-488 |
2700 |
724-741 |
4100 |
|
634-651 |
3600 |
|
543-560 |
3100 |
|
453-470 |
2600 |
706-723 |
4000 |
|
616-633 |
3500 |
|
525-542 |
3000 |
|
435-452 |
2500 |
688-705 |
3900 |
|
597-615 |
3400 |
|
507-524 |
2900 |
|
417-434 |
2400 |
670-687 |
3800 |
|
579-596 |
3300 |
|
489-506 |
2800 |
|
<-416 |
2300 |
Naturally
Aspirated Gasoline 11.40
Index Weights and Factor Chart
Engine
Performance Factor |
Minimum
Weight |
|
Engine
Performance Factor |
Minimum
Weight |
|
Engine
Performance Factor |
Minimum
Weight |
|
Minimum
Weight |
Engine
Performance Factor |
667-682 |
4200 |
|
585-601 |
3700 |
|
504-519 |
3200 |
|
2700 |
423-438 |
650-666 |
4100 |
|
569-584 |
3600 |
|
488-503 |
3100 |
|
2600 |
<-422 |
634-649 |
4000 |
|
553-568 |
3500 |
|
472-487 |
3000 |
|
|
|
618-633 |
3900 |
|
537-552 |
3400 |
|
456-471 |
2900 |
|
|
|
602-617 |
3800 |
|
520-536 |
3300 |
|
439-455 |
2800 |
|
|
|
Naturally
Aspirated Gasoline 11.80
Index Weights and Factor Chart
Engine
Performance Factor |
Minimum
Weight |
|
Engine
Performance Factor |
Minimum
Weight |
|
Engine
Performance Factor |
Minimum
Weight |
|
Minimum
Weight |
Engine
Performance Factor |
616-629 |
4300 |
|
543-556 |
3800 |
|
469-483 |
3300 |
|
2800 |
396-410 |
601-615 |
4200 |
|
528-542 |
3700 |
|
455-468 |
3200 |
|
2700 |
382-395 |
586-600 |
4100 |
|
513-527 |
3600 |
|
440-454 |
3100 |
|
2600 |
367-381 |
572-585 |
4000 |
|
499-512 |
3500 |
|
426-439 |
3000 |
|
2500 |
<-366 |
557-571 |
3900 |
|
484-498 |
3400 |
|
2900 |
411-425 |
|
|
|
Naturally
Aspirated Gasoline 12.20
Index Weights and Factor Chart
Engine
Performance Factor |
Minimum
Weight |
|
Engine
Performance Factor |
Minimum
Weight |
|
Engine
Performance Factor |
Minimum
Weight |
|
Engine
Performance Factor |
Minimum
Weight |
571-583 |
4400 |
|
518-530 |
4000 |
|
465-477 |
3600 |
|
412-424 |
3200 |
557-570 |
4300 |
|
504-517 |
3900 |
|
451-464 |
3500 |
|
398-411 |
3100 |
544-556 |
4200 |
|
491-503 |
3800 |
|
438-450 |
3400 |
|
385-397 |
3000 |
531-543 |
4100 |
|
478-490 |
3700 |
|
425-437 |
3300 |
|
<-384 |
2900 |
Naturally Aspirated Gasoline
12.60 Index Weights and Factor
Chart
Engine
Performance Factor |
Minimum
Weight |
|
Engine
Performance Factor |
Minimum
Weight |
|
Engine
Performance Factor |
Minimum
Weight |
|
Engine
Performance Factor |
Minimum
Weight |
530-541 |
4500 |
|
470-481 |
4000 |
|
410-421 |
3500 |
|
350-361 |
3000 |
518-529 |
4400 |
|
458-469 |
3900 |
|
398-409 |
3400 |
|
338-349 |
2900 |
506-517 |
4300 |
|
446-457 |
3800 |
|
386-397 |
3300 |
|
326-337 |
2800 |
494-505 |
4200 |
|
434-445 |
3700 |
|
374-385 |
3200 |
|
<-325 |
2700 |
482-493 |
4100 |
|
422-433 |
3600 |
|
362-373 |
3100 |
|
|
|
Naturally
Aspirated Gasoline 13.00
Index Weights and Factor Chart
Engine
Performance Factor |
Minimum
Weight |
|
Engine
Performance Factor |
Minimum
Weight |
|
Engine
Performance Factor |
Minimum
Weight |
|
Engine
Performance Factor |
Minimum
Weight |
472-482 |
4400 |
|
428-438 |
4000 |
|
384-394 |
3600 |
|
340-350 |
3200 |
461-471 |
4300 |
|
417-427 |
3900 |
|
373-383 |
3500 |
|
329-339 |
3100 |
450-460 |
4200 |
|
406-416 |
3800 |
|
362-372 |
3400 |
|
<-328 |
3000 |
439-449 |
4100 |
|
395-405 |
3700 |
|
351-361 |
3300 |
|
|
|
Artificially Aspirated Gasoline
8.60 Index
Weights and Factor Chart
Engine
Performance Factor |
Minimum
Weight |
|
Engine
Performance Factor |
Minimum
Weight |
|
Engine
Performance Factor |
Minimum
Weight |
|
Engine
Performance Factor |
Minimum
Weight |
822-843 |
3900 |
|
736-756 |
3500 |
|
649-670 |
3100 |
|
563-584 |
2700 |
801-821 |
3800 |
|
714-735 |
3400 |
|
628-648 |
3000 |
|
541-562 |
2600 |
779-800 |
3700 |
|
693-713 |
3300 |
|
606-627 |
2900 |
|
<-540 |
2500 |
757-778 |
3600 |
|
671-692 |
3200 |
|
585-605 |
2800 |
|
|
|
Artificially Aspirated Gasoline
9.40 Index Weights and Factor Chart
Engine
Performance Factor |
Minimum
Weight |
|
Engine
Performance Factor |
Minimum
Weight |
|
Engine
Performance Factor |
Minimum
Weight |
|
Engine
Performance Factor |
Minimum
Weight |
663-679 |
4100 |
|
597-612 |
3700 |
|
531-546 |
3300 |
|
464-480 |
2900 |
646-662 |
4000 |
|
580-596 |
3600 |
|
514-530 |
3200 |
|
448-463 |
2800 |
630-645 |
3900 |
|
564-579 |
3500 |
|
498-513 |
3100 |
|
<-447 |
2700 |
613-629 |
3800 |
|
547-563 |
3400 |
|
481-497 |
3000 |
|
|
|
Artificially Aspirated Gasoline
10.20 Index Weights and Factor Chart
Engine
Performance Factor |
Minimum
Weight |
|
Engine
Performance Factor |
Minimum
Weight |
|
Engine
Performance Factor |
Minimum
Weight |
|
Engine
Performance Factor |
Minimum
Weight |
545-557 |
4300 |
|
493-505 |
3900 |
|
441-453 |
3500 |
|
389-401 |
3100 |
532-544 |
4200 |
|
480-492 |
3800 |
|
428-440 |
3400 |
|
376-388 |
3000 |
519-531 |
4100 |
|
467-479 |
3700 |
|
415-427 |
3300 |
|
<-375 |
2900 |
506-518 |
4000 |
|
454-466 |
3600 |
|
402-414 |
3200 |
|
|
|
Artificially Aspirated Methanol
8.20 Index Weights and Factor Chart
Engine
Performance Factor |
Minimum
Weight |
|
Engine
Performance Factor |
Minimum
Weight |
|
Engine
Performance Factor |
Minimum
Weight |
|
Engine
Performance Factor |
Minimum
Weight |
859-881 |
3800 |
|
766-789 |
3400 |
|
673-696 |
3000 |
|
581-603 |
2600 |
834-858 |
3700 |
|
743-765 |
3300 |
|
650-672 |
2900 |
|
558-580 |
2500 |
813-835 |
3600 |
|
720-742 |
3200 |
|
627-649 |
2800 |
|
<-557 |
2400 |
790-812 |
3500 |
|
697-719 |
3100 |
|
604-626 |
2700 |
|
|
|
Artificially Aspirated
Methanol 9.00 Index Weights and Factor Chart
Engine
Performance Factor |
Minimum
Weight |
|
Engine
Performance Factor |
Minimum
Weight |
|
Engine
Performance Factor |
Minimum
Weight |
|
Engine
Performance Factor |
Minimum
Weight |
685-702 |
4000 |
|
615-631 |
3600 |
|
545-561 |
3200 |
|
474-491 |
2800 |
668-684 |
3900 |
|
597-614 |
3500 |
|
527-544 |
3100 |
|
457-473 |
2700 |
650-667 |
3800 |
|
580-596 |
3400 |
|
510-526 |
3000 |
|
<-456 |
2600 |
632-649 |
3700 |
|
562-579 |
3300 |
|
492-509 |
2900 |
|
|
|
Artificially Aspirated
Methanol 9.80 Index Weights and Factor Chart
Engine
Performance Factor |
Minimum
Weight |
|
Engine
Performance Factor |
Minimum
Weight |
|
Engine
Performance Factor |
Minimum
Weight |
|
Engine
Performance Factor |
Minimum
Weight |
558-571 |
4200 |
|
504-516 |
3800 |
|
449-462 |
3400 |
|
395-407 |
3000 |
544-557 |
4100 |
|
490-503 |
3700 |
|
436-448 |
3300 |
|
381-394 |
2900 |
531-543 |
4000 |
|
476-489 |
3600 |
|
422-435 |
3200 |
|
<-380 |
2800 |
517-530 |
3900 |
|
463-475 |
3500 |
|
408-421 |
3100 |
|
|
|