CHEVROLET 5.7L/350 Thermostats, Housings & Fillers

Water Neck, O-Ring Style, Angled Towards Driver/Left Side, Chrome Plated, Chevy, Each

Part Number: DWR-32-9229

Not Yet Reviewed

Estimated Ship Date: Today

Water Neck, Radiator Cap Filler Neck Style, Billet Aluminum, Clear Anodized, Chevy, Each

Part Number: CVS-TSH3CL

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Special Order

Water Neck, Cast Aluminum, Copper Plated, O-Ring, 15-Degree, Chevy, Big/Small Block, Each

Part Number: SUM-371102CPR

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Water Neck, 90 degree, 1.50 in. Hose Barb, Billet Aluminum, Blue Anodized, Buick, Chevy, GMC, Pontiac, Small Block LS, Each

Part Number: CVS-TSH5BL

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Special Order

Thermostats, Mechanical,GM LS Series Cast Aluminum 90° Water Neck Outlet & Thermostat (GM 5.7L, 6.0L, 6.2L), Polished, Temp 82°C/180°F

Part Number: PQX-5234693

Not Yet Reviewed

Estimated Ship Date: Dec 9, 2025 if ordered today

• Drop Ship
• Special Order

Thermostat, UltraStat with Seal, 195 Degrees F, Stainless Steel, Each

Part Number: SNN-5265-195

Not Yet Reviewed

Estimated Ship Date: Today

Water Neck, Billet Aluminum, Natural, -16 AN Male, Straight Up, Chevy, Big/Small Block, Each

Part Number: CTR-80-100

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

• Drop Ship
• Special Order

Water Necks and Thermostat Housings, Aluminum, Polished, 1.50 in. Outlet, Straight, Each

Part Number: MLL-BPP8938S

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Special Order

Thermostat Housing - Chevy LS Straight - 16AN - Black

Part Number: CVS-TSH5SABK

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Special Order

Water Necks and Thermostat Housings, Straight, Swivel, Aluminum, Clear, Polished, -16 AN Outlet Size, Chevrolet, Small/Big Block, Each

Part Number: MCH-BTH-205

Not Yet Reviewed

Estimated Ship Date: Today

Water Necks and Thermostat Housings, Straight, Swivel, Aluminum, Clear, Polished, 1.500 in. Outlet Size, Chevrolet, Small/Big Block, Each

Part Number: MCH-BTH-201

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

• Drop Ship
• Special Order

Water Necks and Thermostat Housings, Straight, Swivel, Aluminum, Polished, -16 AN Outlet Size, Chevrolet, Small/Big Block, Each

Part Number: MCH-BTH-205-05

Not Yet Reviewed

Estimated Ship Date: Today

Thermostat, Standard-flow, 195 degrees, Buick, Cadillac, Chevy, Oldsmobile, Pontiac, Each

Part Number: OMX-1710652

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Special Order

Water Neck Base, Black Anodized, Mopar, Big Block, Each

Part Number: MEZ-WN0029S

Not Yet Reviewed

Estimated Ship Date: Today

Thermostat, Mechanical, OE, 185 degrees, Standard-flow, Copper/Brass, Each

Part Number: NAL-12600171

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

• Drop Ship
• Special Order

Thermostat, Standard-flow, 160 degrees, Buick, Cadillac, Chevy, Oldsmobile, Pontiac, Each

Part Number: OMX-1710650

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Special Order

WATER NECK OUTLET, GM LS Series, Cast Aluminum 90°, (GM 5.7L, 6.0L, 6.2L), Polished

Part Number: PQX-5234691

Not Yet Reviewed

Estimated Ship Date: Dec 9, 2025 if ordered today

• Drop Ship
• Special Order

Water Neck, Billit Aluminum, Black/Natural, 90 Degree, with Bleeder Valve, Chevy, Big/Small Block, Kit

Part Number: CTR-80-016

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Nov 17, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Not Yet Reviewed

Estimated Ship Date: Nov 11, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: MCH-BTH-204

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Water Necks and Thermostat Housings, 90 degree, Swivel, Aluminum, Clear, Polished, 1.500 in. Outlet Size, Chevrolet, Small/Big Block, Each

Part Number: MCH-BTH-202

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Water Necks and Thermostat Housings, 45 degree, Swivel, Aluminum, Clear, Polished, 1.500 in. Outlet Size, Chevrolet, Small Block LS, Each

Part Number: MCH-BTH-213

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: MCH-BTH-204-05

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

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

Part Number: HSE-4910-350-241

Not Yet Reviewed

Estimated Ship Date: Nov 11, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order