Thermostats, Housings & Fillers

Water Necks and Thermostat Housings, 90 degree, Swivel, Aluminum, Satin Black Anodized, 1.500 in. Outlet Size, Dodge, Jeep, 5.2L, 5.9L, Each

Part Number: MCH-BTH-402-08

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Estimated Ship Date: Monday 11/10/2025

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Water Neck, Thermostat Housing, Chrysler, Small Block 318-360, 1979-2003, Billet, Two Piece, 75 Degree, O-Ring, Each, Clear Coat

Part Number: MCH-BTH-404

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Estimated Ship Date: Monday 11/10/2025

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Water Necks and Thermostat Housings, 45 degree, Swivel, Aluminum, Satin Black Anodized, 1.500 in. Outlet Size, Dodge, Jeep, 5.2L, 5.9L, Each

Part Number: MCH-BTH-407-08

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Estimated Ship Date: Monday 11/10/2025

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Water Necks and Thermostat Housings, 90 degree, Swivel, Aluminum, Clear, Polished, 1.500 in. Outlet Size, Pontiac, Pontiac V8, Each

Part Number: MCH-BTH-102

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Water Necks and Thermostat Housings, 90 degree, Swivel, Aluminum, Clear, Polished, 1.500 in. Outlet Size, Ford, Each

Part Number: MCH-BTH-332

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Water Neck, Thermostat Housing, Chevy, LS Engine, 75 Degree, Two Piece, Billet, Clear Coat

Part Number: MCH-BTH-214

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Water Neck, Billet Aluminum, Clear Anodized, Swivel, 90 Degree, Chevy Big/Small Block, Each

Part Number: CSI-913AN12C

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Estimated Ship Date: Nov 14, 2025 if ordered today

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

Part Number: HSE-4910-383-203

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Estimated Ship Date: Nov 21, 2025 if ordered today

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Water Neck, Aluminum, Blue Anodized, O-Ring, 75 Degree, 1.500 in. Outlet, With Filler Neck for Radiator Cap, Chevy, Small/Big Block, Each

Part Number: HSE-4910-383-241

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Estimated Ship Date: Nov 21, 2025 if ordered today

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THERMOSTAT INSERT 87C VOLKSWAGEN

Part Number: RIN-CTI0001

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Estimated Ship Date: Nov 25, 2025 if ordered today

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Water Neck, Thermostat Housing, Chrysler, Small Block 318-360, 1964-1978, Billet, Two Piece, 75 Degree, O-Ring, Each, Black

Part Number: MCH-BTH-408-08

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Estimated Ship Date: Nov 14, 2025 if ordered today

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Water Filler Neck, Radiator Cap Filler Neck Style, Aluminum, Black Powdercoated, Kit

Part Number: CHH-3300-005B

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Estimated Ship Date: Monday 11/10/2025

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Water Neck, 90 Degree, Ford, 300, 302, 351W, Each

Part Number: FSS-84816

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Nov 25, 2025 if ordered today

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Water Neck, Aluminum, Clear Anodized, O-Ring, 75 Degree, 1.250 in. Outlet, Ford, Small Block, Each

Part Number: HSE-4910-302-205

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Estimated Ship Date: Nov 21, 2025 if ordered today

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Engine Coolant Thermostat Housing

Part Number: RNB-902-3035

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Water Neck, Aluminum, Blue Anodized, O-Ring, 75 Degree, 1.250 in. Outlet, Ford, Small Block, Each

Part Number: HSE-4910-302-201

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 21, 2025 if ordered today

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Outlet and Housing Kit

Part Number: FSS-86202

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Estimated Ship Date: Nov 25, 2025 if ordered today

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Water Necks and Thermostat Housings, 45 degree, Swivel, Aluminum, Polished, 1.500 in. Outlet Size, Ford, 289/302/351 Small Block Windsor, Each

Part Number: MCH-BTH-303-05

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Water Neck, Thermostat Housing, Chrysler, Big Block 383-440, Billet, 75 Degree, Two Piece, O-Ring, Each, Polished

Part Number: MCH-BTH-414-05

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Estimated Ship Date: Dec 22, 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, Polished

Part Number: MCH-BTH-304-05

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Estimated Ship Date: Monday 11/10/2025

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Water Neck, Thermostat Housing, Billet, Big/Small Block, Chevy, 75 Degree, Each, O-Ring, Polished

Part Number: MCH-BTH-204-05

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Estimated Ship Date: Monday 11/10/2025

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-16 AN WATER NECK BLACK

Part Number: CSI-911AN16BLK

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Water Neck Spacer, Water Neck Riser, 1.0 in., Billet Aluminum, 3/8 in. NPT Ports, Chevy, Small Block, Each

Part Number: WEH-WM39375125

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 10, 2025 if ordered today

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UltraStat Thermostat-195 Degrees w/ Seal

Part Number: SNN-5340-195

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Estimated Ship Date: Nov 13, 2025 if ordered today

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Water Neck, Aluminum, Blue Anodized, O-Ring, 75 Degree, 1.500 in. Outlet, Chevy, Small/Big Block, Each

Part Number: HSE-4910-350-241

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Estimated Ship Date: Nov 24, 2025 if ordered today

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