1966 Thermostats, Housings & Fillers

Water Neck, Thermostat Housing, Ford, FE Engine 390-428, Billet, 75 Degree, Two Piece, O-Ring, Each, Clear Coat

Part Number: MCH-BTH-324

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Thermostat, 154 Degrees, Standard-Flow, Ford, 5.0L, Each

Part Number: MIO-MMTS-MUS-86

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Thermostat Housing, Cast Iron, Natural, Jeep, Each

Part Number: OMX-1711801

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Estimated Ship Date: Jan 30, 2026 if ordered today

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Water Neck, Straight Up, Billet Aluminum, Clear Anodized, Chevy, Chrysler, Dodge, Plymouth, Each

Part Number: MOR-63476

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Estimated Ship Date: Dec 12, 2025 if ordered today

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

Part Number: MCH-BTH-323-05

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/17/2025

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Water Neck, Aluminum, Red Anodized, O-Ring, 75 Degree, 1.250 in. Outlet, Chevy, Small/Big Block, Each

Part Number: HSE-4910-350-203

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Water Neck, Aluminum, Black Anodized, O-Ring, 75 Degree, 1.250 in. Outlet, Pontiac, Small/Big Block, Each

Part Number: HSE-4910-455-202

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Thermostat, MotoRad Failsafe, High-flow, 195 degrees, Copper/Stainless Steel, Ford, Each

Part Number: WSN-557295

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Dec 29, 2025 if ordered today

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Thermostat Housing Bolts, Black Oxide, Hex, Pontiac, Set

Part Number: ARP-190-7402

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Estimated Ship Date: Monday 11/17/2025

Engine Coolant Thermostat Housing

Part Number: RNB-902-3013

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/17/2025

Water Neck, Radiator Cap Filler Neck Style, Billet Aluminum, Clear Anodized, Chevy, Each

Part Number: CVS-TSH3CL

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Water Neck, Steel, Silver, Chevrolet, GMC, Each

Part Number: SNN-CH3055

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Thermostat Housing, 90 degree, Swivel, Billet Aluminum, Red Anodized, O-ring Sealing Style, Chrysler, Each

Part Number: CVS-TSH8R

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Jan 12, 2026 if ordered today

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Thermostat Housing, 90 degree, Swivel, Billet Aluminum, Clear Anodized, O-ring Sealing Style, Chrysler, Each

Part Number: CVS-TSH8ACL

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Water Neck, Swivel, Billet Aluminum, Clear Anodized, O-ring, 90 degree, -16 AN, Chevy, GMC, Chrysler, Dodge

Part Number: CVS-TSH6ACL

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Water Neck Block Off, Aluminum, Black Anodized, Chevy, Small Block, Each

Part Number: CTR-80-110

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Thermostat Housing, Aluminum, Clear Anodized, Swivel, 90 Degree, 1 3/4 in. Outlet, Chevy, Each

Part Number: PGP-PRP-6122

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Water Neck, Zinc Alloy, Chrome Plated, O-Ring, 45 Degree, Chevy, Big/Small Block, Each

Part Number: TRD-9229

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Estimated Ship Date: Jan 27, 2026 if ordered today

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Water Neck Plate, Billet Aluminum, Chrome Plated, Straight Up, Chevy, Mopar, Big Block, Small Block, Each

Part Number: MEZ-WN0912C

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Estimated Ship Date: Nov 17, 2025 if ordered today

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Thermostat Housing, Aluminum, Clear Anodized, Swivel, 90 Degree, 1 1/2 in. Outlet, Chevy, Each

Part Number: PGP-PRP-6121

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Water Neck and Thermostat Housing, Stock, Steel, Natural, Chevrolet, Each

Part Number: RNB-902-2057

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Water Neck, Billet Aluminum, Natural, -16 AN Male, Straight Up, Chevy, Big/Small Block, Each

Part Number: CTR-80-100

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Thermostat, Insert - Mercedes Benz, 1966-1968 2.5L, 1968-1971 2.8L

Part Number: MAH-TX10330

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Estimated Ship Date: Dec 19, 2025 if ordered today

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Water Neck, Steel, Silver, American Motors, Jeep, Oldsmobile, Each

Part Number: SNN-CH4809

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Estimated Ship Date: Nov 21, 2025 if ordered today

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Thermostat, High Flow, 190 Degrees, Each

Part Number: MEZ-WN0070195

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Estimated Ship Date: Dec 1, 2025 if ordered today

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