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Engine block S4 or S5?

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Old 04-05-03, 07:25 PM
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Engine block S4 or S5?
I have reason to believe that my engine block is a S4 even though my car body is S5, is there a way I can look at the block and determine whether it is S4 or S5?
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Old 04-05-03, 11:27 PM
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Top of the rotor housings under the UIM, on a s4 it has an inprint that says something about hiroshima
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Old 04-06-03, 12:20 AM
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Also the knock sensor is above the T1 plug hole on S5 engines.
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