Hose set, thermostat to throttle body inlet manifold & and oil cooler, MX-5 1.8 mk1. These run from the small pipe on the bottom of the thermostat housing that points downward to the pipe on the throttle body on the front of the inlet manifold, from the other pipe on the throttle body to the oil cooler by the oil filter and from the oil cooler to the back of the head.
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