DRR Sportsman
| Seen a good engine ruined by high vacuum in intake created by disconnecting the secondaries affecting the power valve.BIll C.
Checkered Flag Machine and Ceralli Competition Engines
checkeredflagmachine.net/
Racing engines and induction development
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| | | Posts: 110 | Location: Paterson N.J. | Registered: September 21, 2006 | 
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DRR S/Pro
| quote: Seen a good engine ruined by high vacuum in intake created by disconnecting the secondaries affecting the power valve
That seems to support the philosophy of eliminating as many variables as possible. i.e. eliminate the PV and jet up.
Illegitimi non carborundum
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| | | Posts: 2336 | Location: OKC, OK | Registered: February 15, 2008 |
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DRR Pro
| Or perhaps use a "normal" power valve, like maybe a #65 (6.5 in.)? How much chance is there of pulling 6.5" at WOT? Take care. Tom Worthington
If it seems that bracket racing has gotten too expensive for you, maybe you are just doing it wrong.
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| | | Posts: 1233 | Location: Rocky Mount, NC | Registered: December 01, 1999 |
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DRR Pro
| a simple spark plug check would be the answer it seems,any time a tune is changed it should be checked
honesty is the best policy,insanity is a better deffense
1.036, 6.16@ 224
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DRR Trophy
| quote: Originally posted by Tom396:
Or perhaps use a "normal" power valve, like maybe a #65 (6.5 in.)? How much chance is there of pulling 6.5" at WOT? Take care. Tom Worthington
Actually pretty good chance in a healthy engine. |
| | | Posts: 39 | Location: ohio | Registered: August 15, 2009 |
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