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Big-Block Chevy Build - Super-Sized Rat

A Fully Streetable 711hp 540ci Pump-Gas Fattie

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Test Numbers
Test 1: The 540ci Rat complete with 2-inch primary tube headers with an open exhaust system

Test 2: The same as Test 1 except the addition of a complete 3-inch exhaust system and Flowmaster mufflers

RPM TEST 1 TEST 2
TQ HP TQ HP
2,600 503 249 488 241
2,800 522 278 508 271
3,000 538 307 535 306
3,200 595 362 581 354
3,400 627 406 618 400
3,600 618 424 609 417
3,800 602 436 609 440
4,000 600 457 617 466
4,200 616 493 622 493
4,400 631 529 623 526
4,600 643 563 625 553
4,800 638 583 635 570
5,000 644 613 632 598
5,200 645 639 630 623
5,400 643 661 630 647
5,600 637 679 623 664
5,800 630 696 615 679
6,000 619 707 609 696
6,200 608 718 602 711
6,400 584 711 580 706
6,600 573 720 - -
6,800 547 709 - -
7,000 523 697 - -
Avg. 607 525 599 518

Note: Averages were calculated only between 2,600 and 6,400 rpm.

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10 comments
David Carrillo
David Carrillo

Cuando se recalienta tenes que dejar descanzar el motor y enfriarlo un poco .!! porque si no la caja de Aceite puede rebentar y el motor hace una circulación mal

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