1966 Thermostats, Housings & Fillers

Water Neck, Stock Style, Natural, Chrysler, Dodge, Plymouth, Each

Part Number: FSS-84805

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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

Part Number: MCH-BTH-321-08

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Estimated Ship Date: Today

Water Necks and Thermostat Housings, Straight, Swivel, Aluminum, Clear, Polished, 1.500 in. Outlet Size, Pontiac, Pontiac V8, Each

Part Number: MCH-BTH-101

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Estimated Ship Date: Today

Water Neck, Aluminum, Chrome, 45 Degree, Chevy, Big/Small Block, Each

Part Number: PRO-141-500

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Today

Water Neck and Thermostat Housing, Stock, Steel, Natural, Chrysler, Dodge, Plymouth, Each

Part Number: RNB-902-3015

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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

Part Number: MCH-BTH-305-05

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Estimated Ship Date: Today

Water Necks and Thermostat Housings, Straight, Swivel, Aluminum, Satin Black Anodized, 1.500 in. Outlet Size, Pontiac, Pontiac V8, Each

Part Number: MCH-BTH-101-08

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Estimated Ship Date: Dec 29, 2025 if ordered today

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

Part Number: CVS-TSH8ABK

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Estimated Ship Date: Jan 12, 2026 if ordered today

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

Part Number: CVS-TSH8BL

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 12, 2026 if ordered today

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Thermostat Housing Bolts, Polished Stainless, Hex, Pontiac, Set

Part Number: ARP-490-7402

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Estimated Ship Date: Today

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

Part Number: PGP-PRP-6421

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Estimated Ship Date: Dec 8, 2025 if ordered today

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

Part Number: PGP-PRP-6271

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Thermostat Housing, Steel, Natural, Gasket Sealing Style, Jeep, 2.2L, 3.8L, Each

Part Number: CWA-J0800293

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Water Neck Block-Off Plate, Aluminum, Natural, Chevy, Each

Part Number: RAU-63471

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Estimated Ship Date: Today

Water Neck, Billet Aluminum, Black, Radiator Cap Filler, Chevy, Big/Small Block, Each

Part Number: MOR-63468

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 11, 2025 if ordered today

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Water Neck, Replacement, Aluminum, Natural, Each

Part Number: FSS-84844

2.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

Thermostat Housing Bleeder; Water Neck Bleeder Plate; Can Be Replacement Part PN[63430/63431]; Incl. Water Nec

Part Number: MOR-63432

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 9, 2025 if ordered today

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Thermostat Housing Bolts, Black Oxide, Hex, Ford, FE, Set

Part Number: ARP-155-7402

2.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

Water Neck, Thermostat Housing, Pontiac 326-455, Billet, 75 Degree, Two Piece, O-Ring, Each, Black

Part Number: MCH-BTH-104-08

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

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Water Neck, Thermostat Housing, Ford, Small Block 289, 302, 351W, Billet, 75 Degree, Two Piece, O-Ring, Each, Black

Part Number: MCH-BTH-304-08

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Estimated Ship Date: Dec 29, 2025 if ordered today

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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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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 9, 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: Today

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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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