what is the difference between 500 efi and 525 efi
10-02-2008, 08:59 AM
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what is the difference between 500 efi and 525 efi
except one being a newer model what are the differences between 500 efi and 525 efi what is an average running time untill the rebuilt of a 500 efi and is there any disadvanteges for that type of engine .
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10-02-2008, 09:47 AM
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Some good info: http://www.offshoreonly.com/forums/s...ghlight=500efi I think the bottom end is also different.
10-02-2008, 09:52 AM
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10-02-2008, 10:25 AM
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Closed cooled, Edelbrock aluminum heads, long tube vs. E-top headers, etc..
10-02-2008, 11:15 AM
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The short answer is that there is quite a big difference. Other than both being 502's, they don't share much beyond the basic block and intake manifold
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