Thread: Roush 427 & 402 Differences
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Old 03-02-2009, 04:16 PM
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BRYCE BRYCE is offline
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Join Date: Jan 2005
Location: Dana Point, CA
Cobra Make, Engine: SPF #2056, 515 HP ROUSH 402R
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JWilly is right. 2000 RPM,s is the magic number. Mine really bogs down anything less. But the 402R is strong, pulls like a Elephant and gets great mileage on the hiway.
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