Does your Fox Body have a rough idle due to a faulty 1979-93 coolant temperature sensor? Latemodel Restoration.com has the direct replacement sensors you need to fix it. These sensors relay coolant temperatures to your computer to adjust air/fuel, EGR flow, and timing to keep your motor running smoothly. Neglecting a malfunctioning sensor can cause serious damage to you engine. Make the replacement today at LMR.com.