1966 Thermostats, Housings & Fillers

Thermostat, 160 Degrees, Jeep, Each

Part Number: OMX-1710601

Not Yet Reviewed

Estimated Ship Date: Jan 27, 2026 if ordered today

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Thermostat, 195 degrees, Standard-flow, Copper/Stainless Steel, Dodge, Jeep, Each

Part Number: CWA-83501426T

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Estimated Ship Date: Feb 5, 2026 if ordered today

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Water Necks and Thermostat Housings, Straight, Swivel, Aluminum, Satin Black Anodized, -20 AN Outlet Size, Pontiac, Pontiac V8, Each

Part Number: MCH-BTH-106-08

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Water Necks and Thermostat Housings, Straight, Swivel, Aluminum, Satin Black Anodized, -20 AN Outlet Size, Ford, 390/406/427/428 Big Block FE, Each

Part Number: MCH-BTH-326-08

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Estimated Ship Date: Today

Water Necks and Thermostat Housings, Straight, Swivel, Aluminum, Clear, Polished, 1.500 in. Outlet Size, Ford, 390/406/427/428 Big Block FE, Each

Part Number: MCH-BTH-321

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Estimated Ship Date: Today

Water Necks and Thermostat Housings, Straight, Swivel, Aluminum, Clear, Polished, -16 AN Outlet Size, Ford, 390/406/427/428 Big Block FE, Each

Part Number: MCH-BTH-325

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Estimated Ship Date: Today

Water Necks and Thermostat Housings, Straight, Swivel, Aluminum, Polished, -16 AN Outlet Size, Pontiac, Pontiac V8, Each

Part Number: MCH-BTH-105-05

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Water Necks and Thermostat Housings, Straight, Swivel, Aluminum, Polished, -16 AN Outlet Size, Chevrolet, Small/Big Block, Each

Part Number: MCH-BTH-205-05

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Estimated Ship Date: Today

Water Necks and Thermostat Housings, Straight, Aluminum, Clear Anodized, O-ring Sealing Style, 1.500 in. Outlet, Chevrolet, Each

Part Number: MOR-63477

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Estimated Ship Date: Dec 11, 2025 if ordered today

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Water Necks and Thermostat Housings, Straight, Swivel, Aluminum, Polished, 1.500 in. Outlet Size, Chevrolet, Small/Big Block, Each

Part Number: MCH-BTH-201-05

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Water Necks and Thermostat Housings, Straight, Swivel, Aluminum, Polished, 1.500 in. Outlet Size, Ford, 390/406/427/428 Big Block FE, Each

Part Number: MCH-BTH-321-05

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Estimated Ship Date: Dec 29, 2025 if ordered today

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WATER NECK OUTLET, MOPAR/CHRYSLER Cast Alum 90°, all V6/V8/Slant6, as-cast

Part Number: PQX-5244081

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Estimated Ship Date: Today

Thermostat, Standard-flow, 195 degrees, Buick, Cadillac, Chevy, Oldsmobile, Pontiac, Each

Part Number: OMX-1710652

Not Yet Reviewed

Estimated Ship Date: Jan 28, 2026 if ordered today

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Thermostat, 195 degrees, Steel, Jeep, Willys, Each

Part Number: CWA-905594

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Estimated Ship Date: Feb 5, 2026 if ordered today

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Fail-Safe Thermostat Kit-195 Degrees w/ Gasket

Part Number: SNN-4838KTFS

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Estimated Ship Date: Today

Thermostat Housing, Steel, Natural, Jeep, 3.8L, Each

Part Number: CWA-J3172305

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

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Thermostat, 170 degrees, Standard-flow, Copper/Stainless Steel, Jeep, Each

Part Number: CWA-J0812050

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Estimated Ship Date: Feb 4, 2026 if ordered today

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Water Neck, Offset Adapter Style, Billet Aluminum, Natural, Chevy, Each

Part Number: CHH-3300-001R

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Estimated Ship Date: Today

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Water Neck, Aluminum, Clear Anodized, O-Ring, 75 Degree, 1.250 in. Outlet, With Filler Neck for Radiator Cap, Chevy, Small/Big Block, Each

Part Number: HSE-4910-383-205

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Estimated Ship Date: Today

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Water Necks and Thermostat Housings, Straight, Swivel, Aluminum, Clear, Polished, -16 AN Outlet Size, Ford, 289/302/351 Small Block Windsor, Each

Part Number: MCH-BTH-305

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Estimated Ship Date: Today

Water Necks and Thermostat Housings, 45 degree, Swivel, Aluminum, Clear, Polished, 1.500 in. Outlet Size, Ford, 390/406/427/428 Big Block FE, Each

Part Number: MCH-BTH-323

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Estimated Ship Date: Today

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Water Neck, Billet Aluminum, Blue Anodized, 15 Degree, Chevy, Mopar, Big Block, Small Block, Each

Part Number: MEZ-WN0021DB

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Estimated Ship Date: Today

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Thermostat Housing

Part Number: MEZ-WN0022PC

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Estimated Ship Date: Today

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Water Neck Spacer, Billet Aluminum, Blue Anodized, Chevy, Mopar, Big Block, Small Block, Each

Part Number: MEZ-WN1028B

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Estimated Ship Date: Today

Water Necks and Thermostat Housings, Straight, Swivel, Aluminum, Polished, -20 AN Outlet Size, Ford, 390/406/427/428 Big Block FE, Each

Part Number: MCH-BTH-326-05

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Estimated Ship Date: Today