Thread: How can I get more power from a 428CJ?
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Old 08-14-2012, 04:50 PM
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rpatton3 rpatton3 is offline
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Location: Jonesboro, AR
Cobra Make, Engine: Backdraft 874 solid red Roush 427 small block 515 hp
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The side pipes might a way to free up some horsepower if they are too restrictive.
Do your mufflers pass the tennis ball test?

If not, maybe you need better exhausts!
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