
02-14-2005, 04:33 PM
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CC Member
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Join Date: Dec 2004
Location: Carrollton,
TX
Cobra Make, Engine: 1968 Shelby Cobra GT500
Posts: 58
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Not Ranked
Thanks. That is a very insightful article. It does answer the question about running a roller cam. The following questions remain unanswered:
1. What is the largest diameter valves I can run in Edelbrock Performer RPM heads with a standard 4.130 bore?
2. Will a factory aluminum Police interceptor intake perform as well as a Performer RPM intake?
It seems that the Edelbrock heads need the oil return holes opened up a bit more. I am also going to open up the oil return holes in the lifter valley. They have quite a bit of flashing on them. Please give me any tips you can as this is the first time I have built a Ford FE engine. Thanks, Todd 
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