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Oil Pump Differences?
The manual says to not use a late oil pump on an early engine as there are differences in the pump and crankcase. The early and late pumps look the same to me except the toothed gear in the late pump is missing three teeth.
Does anyone know what the differences are?
Thanks
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Jim Richmond
944 Spec race car, SoCal NASA & POC
01 Boxster S
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