Thread: Service Blocks
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Old 05-21-2009, 05:32 AM
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dcdoug dcdoug is offline
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Cobra Make, Engine: CSX 6022, navy blue, period correct 427 SO
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Default Service Blocks
Sorry for the newbie question, but what exactly is a 427 service block and why do people seem to look down on them? Are they considered NOS or something different? How did the quality of these blocks compare to the originals?
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