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Old 03-15-2010, 11:45 PM   #1493
ULTRAZLS1


 
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Drives: 14 Silverado LTZ Z71, 16 Camaro SS
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Location: Jackson, Michigan
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Quote:
Originally Posted by GQ4Life View Post
dont know that yet till someone dynos the 5.0L
ford could of under rated it.. u never know
Yes we do know. SAE certification process. Both engineers from ford and from SAE witness the dyno of the motor and have to agree on the exact certified output. I also seen a show on tv when they were dynoing a 5.3 chevy and they talked about this.

Under rating is a thing of the past since 2005.
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