You can be allergic to: 1  Pollen from grasses, weeds, and trees. 2  Dust, pet dander, and other indoor allergens. 3  Makeup, perfume, or other chemicals can trigger eye allergies called contact conjunctivitis. 4  An allergy to contact lenses, called giant papillary conjunctivitis, makes eyes sensitive and red.
When Should I Change The Timing Belt? The US service manual states that the timing belt should be replaced at 72 months (6 years) or 90,000 miles. The vast majority of NSXs hit 6 years well before they are anywhere near 90k miles so many owners are wondering if they really need to change the belt at 6 years. The safe answer is to replace it per the maintenance schedule.
Timing chain replacement is a difficult job best left to professional mechanics or those with advanced auto-repair experience. Those who choose to do it themselves will need to set aside two-six hours. A certified master technician provides a step-by-step guide to replacing a timing chain.