Part Type: HVAC Pressure Switch. 1988 International 8300 OE No. 544975C1; 1618587C1; 480869C1;. 1989 International 8300 OE No. 544975C1; 1618587C1; 480869C1;. 1990 International 8300 OE No. 544975C1; 1618587C1; 480869C1;.
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