05-29-2008, 02:31 PM
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CC Member
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Join Date: Feb 2006
Location: Scottsdale,
AZ
Cobra Make, Engine: Superformance, Roush 427R-095, Pro Systems carb, 2" headers, Buckshot Racefab side pipes, 10s off idle start
Posts: 705
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Not Ranked
I wonder if some of the engines sold as 427R are 434R? I have the exact same numbers on my engine dyno sheet as the plaque above with 561HP, but a blank Roush plaque. I never put it on the car. My valve cover does say 427R-095.
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