PONTIAC Thermostats, Housings & Fillers

Water Pump Crossover, Billet Aluminum, -12 AN Female Inlets, -16 AN Male Outlet, Black Anodized, Adjustable, Each

Part Number: EAR-LS0035ERL

5.0 out of 5 stars ( 1 )

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Water Necks and Thermostat Housings, 45 degree, Swivel, Aluminum, Polished, 1.500 in. Outlet Size, Pontiac, Pontiac V8, Each

Part Number: MCH-BTH-103-05

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Water Neck, Billet Aluminum, Clear Anodized, Swivel, 90 Degree, Pontiac, 350-455, Each

Part Number: CSI-9114C

4.0 out of 5 stars ( 4 )

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Water Necks and Thermostat Housings, 45 degree, Swivel, Aluminum, Satin Black Anodized, 1.500 in. Outlet Size, Pontiac, Pontiac V8, Each

Part Number: MCH-BTH-103-08

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 22, 2026 if ordered today

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

Part Number: MCH-BTH-104

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Water Necks and Thermostat Housings, 45 degree, Swivel, Aluminum, Clear, Polished, 1.500 in. Outlet Size, Pontiac, Pontiac V8, Each

Part Number: MCH-BTH-103

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

Part Number: MCH-BTH-104-05

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Water Neck, Billet Aluminum, Polished, 90 Degree, Pontiac, Each

Part Number: CTR-80-051

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Water Necks and Thermostat Housings, 90 degree, Swivel, Aluminum, Satin Black Anodized, 1.500 in. Outlet Size, Pontiac, Pontiac V8, Each

Part Number: MCH-BTH-102-08

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

Part Number: MCH-BTH-102-05

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Water Neck, 90 degree, Billet Aluminum, Clear Anodized, Buick, Chevy, GMC, Pontiac, Chevy Small Block, Each

Part Number: CVS-TSH4CL

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Feb 16, 2026 if ordered today

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

Part Number: MCH-BTH-104-08

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Estimated Ship Date: Jan 22, 2026 if ordered today

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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: Jan 22, 2026 if ordered today

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

Part Number: HSE-4910-455-205

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Estimated Ship Date: Dec 29, 2025 if ordered today

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

Part Number: HSE-4910-455-203

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Estimated Ship Date: Dec 29, 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 29, 2025 if ordered today

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

Part Number: HSE-4910-455-245

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Thermostat Housing Engine Coolant Thermostat Housing

Part Number: FSS-85947

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Estimated Ship Date: Dec 29, 2025 if ordered today

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

Part Number: HSE-4910-455-242

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Engine Coolant Water Outlet

Part Number: FSS-85360

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Engine Coolant Water Outlet

Part Number: FSS-86142

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Estimated Ship Date: Dec 29, 2025 if ordered today

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

Part Number: HSE-4910-455-241

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Estimated Ship Date: Dec 29, 2025 if ordered today

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

Part Number: HSE-4910-455-243

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Estimated Ship Date: Dec 29, 2025 if ordered today

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

Part Number: HSE-4910-455-201

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Thermostat Housing Assembly - 180 Degrees

Part Number: SNN-TA2009

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Estimated Ship Date: Dec 29, 2025 if ordered today

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