Thread: 540 WITH MERLIN HEADS AND HOWARDS CRANK AND RODS? ANY GOOD??
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Old 01-25-2012, 07:30 PM
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zipper06
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Join Date: Jan 2006
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Howards has some good stuff in their pro series, i don't know anything about the Merlin heads but if it will make 800 HP, 4.80's/490's is definately in the ball park.

JMO

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