Thermostats, Housings & Fillers

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

Part Number: CSI-9115C

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Estimated Ship Date: Oct 13, 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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Estimated Ship Date: Oct 13, 2025 if ordered today

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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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Estimated Ship Date: Oct 13, 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-911AN10C

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Estimated Ship Date: Oct 13, 2025 if ordered today

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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: Oct 13, 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: Oct 13, 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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Estimated Ship Date: Oct 13, 2025 if ordered today

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

Part Number: CSI-99131

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Estimated Ship Date: Oct 13, 2025 if ordered today

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

Part Number: CSI-99132

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Estimated Ship Date: Oct 13, 2025 if ordered today

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

Part Number: CSI-99135

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Estimated Ship Date: Oct 13, 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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Estimated Ship Date: Oct 13, 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-99161

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Estimated Ship Date: Oct 13, 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-99165

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Estimated Ship Date: Oct 13, 2025 if ordered today

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16AN OUTLET COOLANT MANIFOLD

Part Number: CSI-982-16AN

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Estimated Ship Date: Sep 29, 2025 if ordered today

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3-WAY INLINE HOSE BODY ONLY

Part Number: CSI-979

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Estimated Ship Date: Sep 29, 2025 if ordered today

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12AN OUTLET COOLANT MANIFOLD

Part Number: CSI-982-12AN

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Estimated Ship Date: Sep 29, 2025 if ordered today

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3" X 1-1/4" MANIFOLD EXPANSION FILLER

Part Number: CSI-99130

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Estimated Ship Date: Sep 29, 2025 if ordered today

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6" X #10AN MANIFOLD EXPANSION FILLER

Part Number: CSI-99162

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Estimated Ship Date: Sep 29, 2025 if ordered today

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Thermostat Housing CHEVY 350 LS1 THERMOSTAT HOUSING #10AN CONNECTION

Part Number: CSI-911LS1AN10BK

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Estimated Ship Date: Sep 29, 2025 if ordered today

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Thermostat Housing CHEVY 350 LS1 THERMOSTAT HOUSING #10AN CONNECTION

Part Number: CSI-911LS1AN10C

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Estimated Ship Date: Sep 29, 2025 if ordered today

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Thermostat Housing CHEVY 350 LS1 THERMOSTAT HOUSING #12AN CONNECTION

Part Number: CSI-911LS1AN12BK

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Estimated Ship Date: Sep 29, 2025 if ordered today

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Thermostat Housing CHEVY 350 LS1 THERMOSTAT HOUSING #12AN CONNECTION

Part Number: CSI-911LS1AN12C

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Estimated Ship Date: Sep 29, 2025 if ordered today

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Thermostat Housing CHEVY 350 LS1 THERMOSTAT HOUSING #16AN CONNECTION

Part Number: CSI-911LS1AN16BK

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Estimated Ship Date: Sep 29, 2025 if ordered today

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Thermostat Housing CHEVY 350 LS1 THERMOSTAT HOUSING #16AN CONNECTION

Part Number: CSI-911LS1AN16C

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Estimated Ship Date: Sep 29, 2025 if ordered today

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Thermostat Housing CHEVY SWIVEL THERMOSTAT HOUSING 1 1/2" CONNECTION

Part Number: CSI-912-15BK

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Estimated Ship Date: Sep 29, 2025 if ordered today

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