1974 Thermostats, Housings & Fillers

WATER NECK OUTLET, MOPAR/CHRYSLER Cast Alum 90°, all V6/V8/Slant6, as-cast

Part Number: PQX-5244081

Not Yet Reviewed

Estimated Ship Date: Monday 11/3/2025

Fail-Safe Thermostat Kit-195 Degrees w/ Gasket

Part Number: SNN-4838KTFS

Not Yet Reviewed

Estimated Ship Date: Monday 11/3/2025

Thermostat, Standard-flow, 180 degrees, Buick, Cadillac, Chevy, Oldsmobile, Pontiac, Each

Part Number: OMX-1710651

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 8, 2026 if ordered today

• Drop Ship
• Special Order

Water Neck, Offset Adapter Style, Billet Aluminum, Natural, Chevy, Each

Part Number: CHH-3300-001R

Not Yet Reviewed

Estimated Ship Date: Monday 11/3/2025

• Drop Ship
• Free Shipping

Water Neck, Aluminum, Clear Anodized, O-Ring, 75 Degree, 1.250 in. Outlet, With Filler Neck for Radiator Cap, Chevy, Small/Big Block, Each

Part Number: HSE-4910-383-205

Not Yet Reviewed

Estimated Ship Date: Monday 11/3/2025

• Free Shipping

Water Necks and Thermostat Housings, Straight, Swivel, Aluminum, Clear, Polished, -16 AN Outlet Size, Ford, 289/302/351 Small Block Windsor, Each

Part Number: MCH-BTH-305

Not Yet Reviewed

Estimated Ship Date: Monday 11/3/2025

Water Neck, Aluminum, Black Anodized, O-Ring, 75 Degree, 1.250 in. Outlet, With Filler Neck for Radiator Cap, Chevy, Small/Big Block, Each

Part Number: HSE-4910-383-202

Not Yet Reviewed

Estimated Ship Date: Monday 11/3/2025

• Free Shipping

Water Necks and Thermostat Housings, 45 degree, Swivel, Aluminum, Clear, Polished, 1.500 in. Outlet Size, Ford, 390/406/427/428 Big Block FE, Each

Part Number: MCH-BTH-323

Not Yet Reviewed

Estimated Ship Date: Monday 11/3/2025

• Free Shipping

Water Neck, Billet Aluminum, Blue Anodized, 15 Degree, Chevy, Mopar, Big Block, Small Block, Each

Part Number: MEZ-WN0021DB

Not Yet Reviewed

Estimated Ship Date: Monday 11/3/2025

• Free Shipping

Thermostat Housing

Part Number: MEZ-WN0022PC

Not Yet Reviewed

Estimated Ship Date: Monday 11/3/2025

• Free Shipping

Water Neck Spacer, Billet Aluminum, Blue Anodized, Chevy, Mopar, Big Block, Small Block, Each

Part Number: MEZ-WN1028B

Not Yet Reviewed

Estimated Ship Date: Monday 11/3/2025

Water Necks and Thermostat Housings, Straight, Swivel, Aluminum, Polished, -20 AN Outlet Size, Ford, 390/406/427/428 Big Block FE, Each

Part Number: MCH-BTH-326-05

Not Yet Reviewed

Estimated Ship Date: Monday 11/3/2025

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

Part Number: SUM-371111-BL

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 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: Dec 22, 2025 if ordered today

• Drop Ship
• Special Order

Water Neck, Aluminum, Blue Anodized, O-Ring, 75 Degree, 1.250 in. Outlet, With Filler Neck for Radiator Cap, Chevy, Small/Big Block, Each

Part Number: HSE-4910-383-201

Not Yet Reviewed

Estimated Ship Date: Nov 14, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: HSE-4910-455-201

Not Yet Reviewed

Estimated Ship Date: Nov 14, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Water Neck, Aluminum, Black Anodized, O-Ring, 75 Degree, 1.250 in. Outlet, Ford, 426/460, Each

Part Number: HSE-4910-460-202

Not Yet Reviewed

Estimated Ship Date: Nov 14, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Water Neck, Aluminum, Red Anodized, O-Ring, 75 Degree, 1.250 in. Outlet, Ford, 426/460, Each

Part Number: HSE-4910-460-203

Not Yet Reviewed

Estimated Ship Date: Nov 14, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: HSE-4910-302-203

Not Yet Reviewed

Estimated Ship Date: Nov 14, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: HSE-4910-302-241

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 14, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: HSE-4910-350-201

Not Yet Reviewed

Estimated Ship Date: Nov 14, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Thermostat Housing, Steel, Natural, Jeep, 3.8L, 4.2L, Each

Part Number: CWA-J3189718

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

• Drop Ship
• 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 12, 2025 if ordered today

• Drop Ship
• Special Order

Water Necks and Thermostat Housings, Straight, Swivel, Aluminum, Satin Black Anodized, -16 AN Outlet Size, Pontiac, Pontiac V8, Each

Part Number: MCH-BTH-105-08

Not Yet Reviewed

Estimated Ship Date: Dec 12, 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 12, 2025 if ordered today

• Drop Ship
• Special Order