Thread : M16x1.5 Male Thread to M20x1.5 Female Thread. Male Thread : M16x1.5 (1.5 mm Pitch). Female Thread : M20x1.5 (1.5 mm Pitch). BRASS SUMP PLUG OIL TEMPRATURE SENSOR GAUGE ADAPTER x 1 piece. Thread : M14x1.5 Male Thread to M18x1.5 Female Thread.
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