2007 Arctic Cat Y-12 90cc ATV Service Manual, Page 40Get this manual

2007 Arctic Cat Y-12 90cc ATV Service Manual, Page 40

ATV-1011A
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4Place spring retainer over the valve springs; then using the valve spring compressor, compress the valve springs and install the valve cotters
2Using calipers, measure the outside diameter of the collar in the movable drive faceMeasurement must be equal to or greater than minimum specifications

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3Using calipers, measure the drive belt widthMeasurement must be equal to or greater than minimum specifications