1974 Thermostats, Housings & Fillers

Water Necks and Thermostat Housings, 75 Degree, Swivel, Aluminum, Black, 1.500 in. Outlet Size, Ford, Each

Part Number: MCH-BTH-344-08

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Water Necks and Thermostat Housings, Straight, Swivel, Aluminum, Clear, Polished, -20 AN Outlet Size, Chevrolet, Small/Big Block, Each

Part Number: MCH-BTH-206

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Special Order

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

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: MCH-BTH-414

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: MCH-BTH-414-08

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Water Necks and Thermostat Housings, Straight, Swivel, Aluminum, Polished, -16 AN Outlet Size, Chrysler, Dodge, Plymouth, Big Block, Each

Part Number: MCH-BTH-415-05

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, -20 AN Outlet Size, Chrysler, Dodge, Plymouth, Big Block, Each

Part Number: MCH-BTH-416

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Special Order

Water Necks and Thermostat Housings, Straight, Swivel, Aluminum, Polished, -20 AN Outlet Size, Chrysler, Dodge, Plymouth, Small Block, Each

Part Number: MCH-BTH-410-05

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Special Order

Water Necks and Thermostat Housings, Straight, Swivel, Aluminum, Satin Black Anodized, -20 AN Outlet, Chrysler, Dodge, Plymouth, Small Block, Each

Part Number: MCH-BTH-410-08

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Special Order

Water Necks and Thermostat Housings, Straight, Swivel, Aluminum, Satin Black Anodized, -16 AN Outlet Size, Chrysler, Dodge, Plymouth, Big Block, Each

Part Number: MCH-BTH-415-08

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Special Order

Water Necks and Thermostat Housings, Straight, Swivel, Aluminum, Polished, -20 AN Outlet Size, Chrysler, Dodge, Plymouth, Big Block, Each

Part Number: MCH-BTH-416-05

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Special Order

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

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Water Necks and Thermostat Housings, Straight, Swivel, Aluminum, Clear, Polished, -16 AN Outlet Size, Chrysler, Dodge, Plymouth, Big Block, Each

Part Number: MCH-BTH-415

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, -20 AN Outlet Size, Ford, 289/302/351 Small Block Windsor, Each

Part Number: MCH-BTH-306

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Special Order

Water Necks and Thermostat Housings, Straight, Swivel, Aluminum, Satin Black Anodized, -16 AN Outlet, Chrysler, Dodge, Plymouth, Small Block, Each

Part Number: MCH-BTH-409-08

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, -20 AN Outlet Size, Pontiac, Pontiac V8, Each

Part Number: MCH-BTH-106

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Special Order

Thermostat Housing - Chrysler Straight - 16AN - Red

Part Number: CVS-TSH8SAR

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

• Drop Ship
• Special Order

Thermostat Housing - Chrysler Straight - 1-1/2" Hose - Red

Part Number: CVS-TSH8SR

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

• Drop Ship
• Special Order

O-Ring for Water Neck # 9440

Part Number: TRD-9441

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 21, 2026 if ordered today

• Special Order

Water Neck, Billet Aluminum, Blue, 90 Degree, -16 AN, Swivel, Chevy, Each

Part Number: SUM-371111-BL

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Special Order

Water Neck, Billet Aluminum, Red, 90 Degree, -16 AN, Swivel, Chevy, Each

Part Number: SUM-371111-RE

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Special Order

Water Neck, Aluminum, Polished, Straight Up, Chevy, Big/Small Block, Each

Part Number: TRD-6002

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

• Special Order

Water Neck, Replacement, Chevy, GMC, Each

Part Number: FSS-84890

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Special Order

Engine Coolant Thermostat, Engine Coolant Thermostat

Part Number: MAH-TX1387D

Not Yet Reviewed

Estimated Ship Date: Dec 10, 2025 if ordered today

• Special Order

Thermostat, Standard Flow, 180 Degrees, Each

Part Number: BCK-143-0081

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Special Order