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Am I leaving HP on the table??
https://cimg0.ibsrv.net/gimg/www.off...388e451b3.jpeg
I’m trying to finish a pair of tall deck 615’s ASAP. I bought these cams because initially I was going keep wet exhaust. But the long tails won’t fit this transom without major surgery. Ordering dry tails now and thinking I should rethink the cams. Running dart 325’s with profiler sniper intakes and 1050 dominators. CR should end up at 9.75 Any ideas would be much appreciated. |
Thats not much cam for your cu in and heads........this might be a good choice.....Crane #139651 - 244/256 @.50" with .632/.632, 114
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I was thinking they might not be enough, I’ve had to change direction a couple times, the lockdown in March made getting some parts slow.
My GM bow tie blocks got canceled so I went to Brodix. So now I have gen 4 blocks and gen 6 cams/timing chains. I think gen 6 cams are compatible as long as I have gen 6 timing chains. |
I swapped 741 cams to 651s on 565 NA motors and really woke it up. I would think what Ken suggested above is a great starting place.
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The cam you posted would be best for a 502-540 ci. I think you need significantly more cam for 615ci.
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Way too small, definately go bigger otherwise your mmotor will peak just over 5000 rpms
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I have the 651’s on the way.
THANK YOU |
Originally Posted by hoodoo
(Post 4747930)
I have the 651’s on the way.
THANK YOU |
You might want to think about the getting the heads ported. The Dart 325's are a bit small for your combination.
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Originally Posted by F-2 Speedy
(Post 4747934)
you gonna dyno them ? Id like to see the #'s if you do
probably mid- late August, I’ll post #’s |
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