1966 Ford Mustang Thermostat Housings & Filler Necks
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Four Seasons®Engine Coolant Water OutletFord Mustang 1966, Engine Coolant Water Outlet by Four Seasons®. All products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of car parts experience, fix it once and fix it right with Four...OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price$8.58 - $9.07 - Dorman®Engine Coolant Thermostat HousingFord Mustang 4.7L 1966, Engine Coolant Thermostat Housing by Dorman®. Position: Upper. Material: Metal. Bolt Hole Diameter: 0.313". Quantity: 2 Bolt Hole. Finish: Natural. Re-engineered to address common failure points in the original...Ideal replacement - this engine coolant thermostat housing directly replaces the original housing on specified vehicle years, makes and modelsDurable construction - this part is specifically designed to withstand extreme temperature changes and resist cracking and leaking$12.16
- MotoRad®Engine Coolant Thermostat Water OutletFord Mustang 1966, Engine Coolant Thermostat Water Outlet by MotoRad®. State-of-the-art equipment, strict quality control, and functional testing to each water outlet ensure customers that they can trust the high-quality product used in...Made to keep your vehicle's engine running coolDesigned to maintain proper cooling level and prevent overheating$7.22 - $10.25
- Fel-Pro®Engine Coolant Water Outlet GasketFord Mustang 1966, Engine Coolant Water Outlet Gasket by Fel-Pro®. Location: at Water Outlet. Diameter: 1-13/16" I.D. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest...Quality that you can trustValidated for fit, form and function$1.85
- Mahle®Engine Coolant Outlet GasketFord Mustang 1966, Engine Coolant Outlet Gasket by Mahle®. Material: Paper. Keep your cooling system running leak-free, with superior-grade Mahle seals and gaskets designed to provide OE form, fit, and function. Made using advanced...Designed to seal your cooling system from leaksMade from high-quality materials for utmost reliability$1.34 - $1.77
- Gates®Engine Coolant Thermostat Housing GasketFord Mustang 1966, Engine Coolant Thermostat Housing Gasket by Gates®. If you want to keep your vehicle safe on the road for many years to come, go with this Gates product. Developed with the utmost attention to detail and manufactured...Great design and functionMade from sturdy materials$0.51 - $0.54
- MotoRad®Engine Coolant Thermostat Housing GasketFord Mustang 1966, Engine Coolant Thermostat Housing Gasket by MotoRad®. MotoRad seals and gaskets are made from high quality materials suitable for resistance to high temperatures and engine coolant to maintain a superior, long lasting...Made of High quality materialsResistance to high tempertures$0.22 - $0.65
- iD Select®Engine Coolant Thermostat Housing GasketFord Mustang 3.3L 1966, Engine Coolant Thermostat Housing Gasket by iD Select®. Swap out your worn-out or malfunctioning part with this top-notch product from iD Select. It’s built to OEM specifications to offer the same fit, form,...Direct OEM replacement for your malfunctioning partMade to deliver the ultimate in quality, reliability, and value$1.00
- ACDelco®Professional™ Engine Coolant Thermostat Housing GasketFord Mustang 1966, Professional™ Engine Coolant Thermostat Housing Gasket by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$0.40 - $0.51Save: up to 15%$0.34 - $0.44
- Apex Auto®Engine Coolant Thermostat Housing GasketFord Mustang 4.7L 1966, Engine Coolant Thermostat Housing Gasket by Apex Auto®. Increase the life of your vehicle's engine by keeping your cooling system in top condition. Replace your faulty engine cooling component with this highly...Quick accurate delivery with excellent fill-rateExcellent inventory availability$1.32
- Moroso®Water Outlet Restrictor KitFord Mustang 4.7L 1966, Water Outlet Restrictor Kit by Moroso®. With this quality part backed by a great price, you can enjoy your vehicle so much more than you thought was possible. This Moroso part is specifically engineered to make...Restricting coolant flow leaving the engine lets you control the amount of heat absorbed by the coolantRed, gold, and blue anodized aluminum restrictor plates are mounted under the water outlet on the intake manifold$16.99
- ARP®Thermostat Housing Bolt KitThermostat Housing Bolt Kit by ARP®. Material: Stainless Steel. Quantity: Set of 3. Finish: Polished. Thread: 3/8". UHL: 1.000"/2.000". To keep your engine cool and improve your vehicle's performance, this product is just the right...Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability$8.54 - $10.93
- Victor Reinz®Engine Coolant Water Outlet GasketFord Mustang 1966, Engine Coolant Water Outlet Gasket by Victor Reinz®. Inlet Diameter: 1-13/16". Increase the life of your vehicle's engine by keeping your cooling system in top condition. Replace your faulty engine cooling component...OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price$1.63
- Dorman®Engine Coolant Water OutletFord Mustang 3.3L 1966, Engine Coolant Water Outlet by Dorman®. Material: Metal. Bolt Hole Diameter: 0.313". Quantity: 2 Bolt Hole. Finish: Natural. Increase the life of your vehicle's engine by keeping your cooling system in top...Ideal replacement - this engine coolant water outlet directly replaces the original water outlet on specified vehicle years, makes and modelsDurable construction - this part is specifically designed to withstand extreme temperature changes and resist cracking and leaking$14.39
- iD Select®Engine Coolant Thermostat HousingFord Mustang 3.3L 1966, Engine Coolant Thermostat Housing by iD Select®. Swap out your worn-out or malfunctioning part with this top-notch product from iD Select. It’s built to OEM specifications to offer the same fit, form, and...Direct OEM replacement for your malfunctioning partMade to deliver the ultimate in quality, reliability, and value$12.81
- Ford Performance®Thermostat HousingFord Mustang Base / Shelby GT-350 / Shelby GT-350H 4.7L 1966, Thermostat Housing by Ford Performance®. Angle: 90 Degree. To keep your engine cool and improve your vehicle's performance, this product is just the right solution....Designed to help you get the most out of your vehiclePerfect for use in high-performance environments$123.00
- Moroso®Engine Coolant Filler NeckFord Mustang Base / Shelby GT-350 / Shelby GT-350H 4.7L 1966, Engine Coolant Filler Neck by Moroso®. Finish: Black Anodized Aluminum. Inlet Size: -16 AN. Angle: Straight. To keep your engine cool and improve your vehicle's performance,...Anodized aluminum-16AN fitting for use with steel braided reinforced upper radiator hose$48.99
- California Pony Cars®Engine Coolant Thermostat HousingFord Mustang Manufactured after March 1966, Engine Coolant Thermostat Housing by California Pony Cars®. Add some chrome styling to your cooling system with this 45 degree thermostat housing water neck from California Pony Cars. This...Carefully designed using cutting-edge technologyMade to meet international standards for quality and safety$14.99
- California Pony Cars®Thermostat Housing Water Neck Outlet with Recess with 5/8" Bypass OutletFord Mustang 1966, Thermostat Housing Water Neck Outlet with Recess with 5/8" Bypass Outlet by California Pony Cars®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a...Carefully designed using cutting-edge technologyMade to meet international standards for quality and safety$31.99
- Scott Drake®Thermostat HousingFord Mustang Base / Shelby GT-350 / Shelby GT-350H 4.7L 1966, Thermostat Housing by Scott Drake®. This custom Thermostat Housing is machined from billet aluminum. Its 2-piece design allows it to fully rotate to perfectly fit for your...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$82.95
- Scott Drake®Thermostat Housing Water NeckFord Mustang Base / Shelby GT-350 / Shelby GT-350H 4.7L 1966, Thermostat Housing Water Neck by Scott Drake®. Concours reproduction to precisely replace your classic's old thermostat housing, complete with original part numbers. Quality...Concours reproductionIdentical to the factory housing including original part number$25.95
- Spectre Performance®Water NeckFord Mustang 4.7L Windsor Engine 1966, Water Neck by Spectre Performance®. Material: Zinc Alloy. Bolt Hole Diameter: 0.344". Outlet Size: 1.5". Finish: Chrome. Drive Type: Hex. Size: 0.5". Angle: 22 Degree. Rooted in racing, Spectre...High-tech engine parts for the most power and best performanceThe finest exterior and interior parts for superior appearance and functionality$22.99
- Scott Drake®Water Neck Mounting BoltsFord Mustang 1966, Water Neck Mounting Bolts by Scott Drake®. Correct headstamp. Sold in pairs. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$8.45 - $8.95
- UB Machine®Water NeckWater Neck by UB Machine®. If you are looking to upgrade the steering system of your vehicle to make the most out of your vehicle’s performance, go with this high-grade steering part that is engineered to be second to none when it...High quality at an affordable priceExpertly made from premium materials$107.01 - $150.48
- ARP®Thermostat Housing Bolt KitThermostat Housing Bolt Kit by ARP®. Material: 8740 Chrome Moly. Quantity: Set of 3. Finish: Black. Thread: 3/8". UHL: 1.000"/2.000". To keep your engine cool and improve your vehicle's performance, this product is just the right...Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability$8.18
- ARP®Thermostat Housing Bolt KitThermostat Housing Bolt Kit by ARP®. Material: Stainless Steel. Quantity: Set of 2. Finish: Polished. Thread: 5/16". UHL: 0.875". To keep your engine cool and improve your vehicle's performance, this product is just the right solution....Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability$6.71 - $7.08
- ARP®Thermostat Housing Bolt KitThermostat Housing Bolt Kit by ARP®. Material: 8740 Chrome Moly. Quantity: Set of 2. Finish: Black. Thread: 5/16". UHL: 0.875". To keep your engine cool and improve your vehicle's performance, this product is just the right solution....Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability$4.21
- ARP®Thermostat Housing Bolt KitThermostat Housing Bolt Kit by ARP®. Material: 8740 Chrome Moly. Quantity: Set of 2. Finish: Black. Thread: M8. UHL: 20mm. To keep your engine cool and improve your vehicle's performance, this product is just the right solution....Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability$6.47 - $6.84
- ARP®Thermostat Housing Bolt KitThermostat Housing Bolt Kit by ARP®. Material: Stainless Steel. Quantity: Set of 2. Finish: Polished. Thread: 5/16". UHL: 0.875". To keep your engine cool and improve your vehicle's performance, this product is just the right solution....Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability$6.71 - $7.08
- ARP®Thermostat Housing Bolt KitThermostat Housing Bolt Kit by ARP®. Material: Stainless Steel. Quantity: Set of 2. Finish: Polished. Thread: M8. UHL: 20mm. To keep your engine cool and improve your vehicle's performance, this product is just the right solution....Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability$9.38
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