my old combo,493, standard port eddie heads, my tunnel ram w/ 6 pack and 590 cam would run 5 mph more than a single 4150 1000hp, it felt like i ran smack into a brick wall with the car at 5300.

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Gen 3 power 6.22@110, 9.85@135
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performance only racing, CRT, ultimate converter, superior design concepts, ThumperCarbs