Generation IV Internal Engine 2005-2014 LS2 | LS3 | LS7 | L92 | LS9

Whats a reluctor??

Old Nov 1, 2005 | 05:22 PM
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Default Whats a reluctor??

Whats a reluctor and the difference between 24 and 58??
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Old Nov 1, 2005 | 07:24 PM
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It's the "trigger wheel" on the crankshaft and the number is how many teeth are on it.
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Old Nov 2, 2005 | 02:10 AM
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Well how do u know which one u need?
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Old Nov 2, 2005 | 05:31 PM
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Originally Posted by Kounsy
Well how do u know which one u need?

Like Speartech mentioned above it's the trigger wheel pressed on to the cranshaft itself. The crankshaft position sensor or CKP creates a magneto based field when supplied with a 12 volt source, the reluctor ring breaks that field so the sensor can physically determine the position of the crankshaft.

24X is used for the LS1/LS6 or Gen III PCM systems. 58X is for the LS2 or Gen IV systems which is required for the Gen IV PCM's.
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