1999 Thermostats, Housings & Fillers

Water Neck, Aluminum, Clear Anodized, O-Ring, Straight, 1.250 in. Outlet, Dodge, Magnum Engines, Each

Part Number: HSE-4910-426-5

Not Yet Reviewed

Estimated Ship Date: Today

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

Part Number: MEZ-WN1028B

Not Yet Reviewed

Estimated Ship Date: Today

Fail-Safe Thermostat Kit- 192 Degrees w/ Seal

Part Number: SNN-5173KTFS

Not Yet Reviewed

Estimated Ship Date: Today

THERMOSTAT ASM,ENG COOL

Part Number: ADO-131-204

Not Yet Reviewed

Estimated Ship Date: Today

• $20.00 Summit Bucks

Water Neck and Thermostat Housing, 45 Degree, Swivel, Black, O-Ring Style, Includes Hardware, Chevy, LS, Each

Part Number: TSN-HC8937BK

Not Yet Reviewed

Estimated Ship Date: Jan 15, 2026 if ordered today

• $10.00 Summit Bucks
• Special Order

Water Neck and Thermostat Housing, 45 Degree, Swivel, Chrome, O-Ring Style, Includes Hardware, Chevy, LS, Each

Part Number: TSN-HC8937C

Not Yet Reviewed

Estimated Ship Date: Jan 15, 2026 if ordered today

• $10.00 Summit Bucks
• Special Order

LSX STRAIGHT WATER NECK

Part Number: TSN-HC8938C

Not Yet Reviewed

Estimated Ship Date: Jan 15, 2026 if ordered today

• $10.00 Summit Bucks
• Special Order

THERMOSTA

Part Number: NAL-24505924

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

• Drop Ship
• Special Order

Water Neck, Composite, Black, Ford, Mercury, Each

Part Number: FSS-85138

Not Yet Reviewed

Estimated Ship Date: Dec 3, 2025 if ordered today

• Special Order

Water Neck, Stock Style, Natural, Outlet Side, Ford, Mercury, Each

Part Number: FSS-85172

Not Yet Reviewed

Estimated Ship Date: Dec 3, 2025 if ordered today

• Special Order

Water Neck, Replacement, Infiniti, for Nissan, Each

Part Number: FSS-85229

Not Yet Reviewed

Estimated Ship Date: Dec 3, 2025 if ordered today

• Special Order

Engine Coolant Water Outlet

Part Number: FSS-85941

Not Yet Reviewed

Estimated Ship Date: Dec 3, 2025 if ordered today

• Special Order

Engine Coolant Integrated Thermostat Housing

Part Number: FSS-86098

Not Yet Reviewed

Estimated Ship Date: Dec 3, 2025 if ordered today

• Special Order

Water Neck, Replacement, Ford, Each

Part Number: FSS-85190

Not Yet Reviewed

Estimated Ship Date: Dec 3, 2025 if ordered today

• Special Order

Water Neck, Replacement, Lexus, Toyota, Each

Part Number: FSS-85196

Not Yet Reviewed

Estimated Ship Date: Dec 3, 2025 if ordered today

• Special Order

Water Neck, Replacement, for use on Honda®, Each

Part Number: FSS-85212

Not Yet Reviewed

Estimated Ship Date: Dec 3, 2025 if ordered today

• Special Order

Engine Coolant Water Inlet

Part Number: FSS-85281

Not Yet Reviewed

Estimated Ship Date: Dec 3, 2025 if ordered today

• Special Order

Water Outlet, Engine Coolant Water Outlet

Part Number: FSS-86310

Not Yet Reviewed

Estimated Ship Date: Dec 3, 2025 if ordered today

• Drop Ship
• Special Order

Engine Coolant Water Outlet and Thermostat Housing Kit

Part Number: FSS-85922

Not Yet Reviewed

Estimated Ship Date: Dec 3, 2025 if ordered today

• Special Order

Water Neck, Replacement, Ford, Each

Part Number: FSS-85001

Not Yet Reviewed

Estimated Ship Date: Dec 3, 2025 if ordered today

• Special Order

Engine Coolant Water Outlet

Part Number: FSS-85052

Not Yet Reviewed

Estimated Ship Date: Dec 3, 2025 if ordered today

• Special Order

Water Neck, Replacement, Toyota, Each

Part Number: FSS-85144

Not Yet Reviewed

Estimated Ship Date: Dec 3, 2025 if ordered today

• Special Order

Water Neck, Replacement, Chevy, GMC, Isuzu, Oldsmobile, Each

Part Number: FSS-85168

Not Yet Reviewed

Estimated Ship Date: Dec 3, 2025 if ordered today

• Special Order

THERMOSTA

Part Number: NAL-12632948

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

• Drop Ship
• Special Order

Engine Coolant Water Outlet

Part Number: FSS-85043

Not Yet Reviewed

Estimated Ship Date: Dec 2, 2025 if ordered today

• Special Order