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Crank sprocket damage

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NGOT8R

NGOT8R

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There is quite the difference in manufacturing variances seen in those (2) images. Considering the bottom one is a stock crank sprocket from an S550, how is it that the aftermarket “unknown” is THAT much different and even still works properly as far as depth, chain contact location and teeth spacing?

Is that 1st image really a direct swap/replacement crank sprocket for a S550 Coyote??

If I had pulled that sprocket (first image) out of its box and laid it side by side with a stock sprocket, there’s no way in hell I would have even considered using it.

Even the spacing between the teeth are not the same or even close to the stock pattern…

Plus, look at the difference in the height of the teeth from stock to that aftermarket POS sprocket - would you trust that POS in YOUR engine? The chain barely has anything to grab on that aftermarket POS…. LMFAO…

Are we certain that first image is something that should be used on a S550 Coyote???
Good observation and also some valid points. Unfortunately, I don’t have any additional info. on this. I just happened to see it on a FB post.
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NGOT8R

NGOT8R

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I just bought a set of OPGs from Livernois and here is what they look like. Surprisingly, the CS looks the same as what the guy posted on FB.

IMG_0484.webp


IMG_0483.jpeg


IMG_0485.jpeg
 
 








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