Thermostats, Housings & Fillers

Water Neck, Expansion Style, 90 degree, O-ring Sealing Style, Billet Aluminum, Clear Anodized, Chevy, Each

Part Number: CSI-99165

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Estimated Ship Date: Sep 8, 2025 if ordered today

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Water Neck, Billet Aluminum, Clear Anodized, Swivel, 90 Degree, Ford, 429/460, Each

Part Number: CSI-9112AN16C

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 8, 2025 if ordered today

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Water Neck, Billet Aluminum, Clear Anodized, Swivel, 90 Degree, Pontiac, V8, Each

Part Number: CSI-9114AN20C

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Estimated Ship Date: Sep 8, 2025 if ordered today

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Water Neck, Billet Aluminum, Clear Anodized, Swivel, 90 Degree, Pontiac, V8, Each

Part Number: CSI-9115C

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 8, 2025 if ordered today

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Water Neck, 90 degree, Swivel, O-ring Style, Billet Aluminum, Clear Anodized, Chrysler, Dodge, Plymouth, 318, 360, Each

Part Number: CSI-9116AN16C

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Water Neck, 90 degree, Swivel, O-ring Style, Billet Aluminum, Clear Anodized, Chrysler, 318, 360, Each

Part Number: CSI-9116AN20C

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

Part Number: CSI-911AN10C

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

Part Number: CSI-911AN12C

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Estimated Ship Date: Sep 8, 2025 if ordered today

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Thermostat Housing CHEVY 350 LS1 THERMOSTAT HOUSING #20AN CONNECTION

Part Number: CSI-911LS1AN20BK

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Estimated Ship Date: Sep 8, 2025 if ordered today

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Water Neck, 90 degree, Swivel, O-ring Sealing Style, Billet Aluminum, Black Anodized, Chevy, Each

Part Number: CSI-913AN20BLK

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Water Neck, Billet Aluminum, Clear Anodized, 90 Degree, Universal, Each

Part Number: CSI-99131

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Water Neck, Billet Aluminum, Clear Anodized, 90 Degree, Universal, Each

Part Number: CSI-99132

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Water Neck, Billet Aluminum, Polished, 45 Degree, Universal, Each

Part Number: CSI-99135

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Estimated Ship Date: Sep 8, 2025 if ordered today

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Water Neck, Expansion Style, 90 degree, O-ring Sealing Style, Billet Aluminum, Clear Anodized, Chevy, Each

Part Number: CSI-99160

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Water Neck, Expansion Style, 90 degree, O-ring Sealing Style, Billet Aluminum, Clear Anodized, Chevy, Each

Part Number: CSI-99161

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Estimated Ship Date: Sep 8, 2025 if ordered today

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Water Necks and Thermostat Housings, Stock Style, Plastic, Silver, Nissan, Each

Part Number: SNN-CH1087

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Estimated Ship Date: Tomorrow if ordered today

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Thermostat Housing - LS - Black

Part Number: CVS-8180BK

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Estimated Ship Date: Oct 8, 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, Clear Coat

Part Number: MCH-BTH-408

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Water Necks and Thermostat Housings, 45 degree, Swivel, Aluminum, Clear, Polished, 1.500 in. Outlet Size, Chrysler, Dodge, Plymouth, Big Block, Each

Part Number: MCH-BTH-413

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Water Necks and Thermostat Housings, 45 degree, Swivel, Aluminum, Satin Black Anodized, 1.500 in. Outlet, Chrysler, Dodge, Plymouth, Big Block, Each

Part Number: MCH-BTH-413-08

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Estimated Ship Date: Oct 13, 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, Clear Coat

Part Number: MCH-BTH-414

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Estimated Ship Date: Oct 13, 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, Black

Part Number: MCH-BTH-414-08

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Estimated Ship Date: Oct 13, 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-342

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Estimated Ship Date: Oct 13, 2025 if ordered today

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

Part Number: MCH-BTH-342-05

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Water Necks and Thermostat Housings, 90 Degree, Swivel, Aluminum, Black, 1.500 in. Outlet Size, Ford, Each

Part Number: MCH-BTH-342-08

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Estimated Ship Date: Oct 13, 2025 if ordered today

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