body { font-family: Arial, sans-serif; line-height: 1.6; color: #333; margin: 20px; } h2 { font-size: 1.5em; color: #2c3e50; margin-top: 30px; border-bottom: 2px solid #eee; padding-bottom: 5px; } p { font-size: 1em; margin-bottom: 15px; } ul { padding-left: 20px; margin-bottom: 20px; } ul li { margin-bottom: 10px; list-style-type: disc; } table { width: 100%; border-collapse: collapse; margin-bottom: 30px; } table th, table td { text-align: left; padding: 10px; border: 1px solid #ddd; font-size: 0.95em; } table th { width: 40%; font-weight: bold; } table tr:nth-child(even) { background-color: #fafafa; } Engine Coolant Thermostat Housing Product Description This replacement engine coolant thermostat housing is engineered to match the fit and durability of the stock thermostat housing on specified vehicles. It is designed to withstand extreme temperature changes to extend service life. Ideal replacement - this engine coolant thermostat housing directly replaces the original housing on specified vehicle years, makes and models Durable construction - this part is specifically designed to withstand extreme temperature changes and resist cracking and leaking Cost-effective and reliable - offers original manufacturer quality at lower cost than getting replacement at dealer Industry-leading design - professionally engineered by the aftermarket leader in replacement thermostat housings Product Specifications Air Vent (Bleeder Valve): No Bolt Hole Center To Bolt Hole Center: 3.133 in Bolts Included: No Color: Natural Flange Thickness: 0.212 in Gasket Or Seal Included: No Height: 1.611 in Inlet Port Diameter: 1.51 in Material: Metal Mounting Hole Diameter: 0.266 in Mounting Hole Quantity: 2 O Rings Included: No Outside Diameter: 4.445 in Package Contents: 1 Thermostat Housing Package Quantity: 1 Packaging Type: Box Thermostat Included: No OE Numbers 19311PR7A00 HONDA Fitment Year Make Model Configuration Positions Application Notes 1991-2005 Acura NSX V6 3.0L (2977cc) Cover 1997-2005 Acura NSX V6 3.2L (3179cc) Cover Buy with confidence – If you encounter any issues with your Dorman product, simply reach out to us. We are committed to ensuring your satisfaction and will assist with any return or exchange requests that meet our policy guidelines. Why Choose Dorman? Dorman is a trusted leader in OE-style replacement parts, offering precision-engineered solutions for reliable performance. Each part undergoes rigorous testing to ensure durability, safety, and a seamless fit. Designed as a cost-effective alternative to OEM parts, Dorman provides high-quality replacements backed by expert engineering. Choose Dorman for dependable, long-lasting automotive solutions.