Thermostats, Housings & Fillers

Water Neck, Billet Aluminum, Clear Anodized, O-Ring, 90 Degree, 1.5 in., Chevy, Big/Small Block/V6, Each

Part Number: CVS-TSH6CL

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 10, 2025 if ordered today

• Drop Ship
• Special Order

Water Necks and Thermostat Housings, Straight, Swivel, Aluminum, Satin Black Anodized, 1.500 in. Outlet, Chrysler, Dodge, Plymouth, Big Block, Each

Part Number: MCH-BTH-411-08

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Water Neck, Billet Aluminum, Natural, Straight Up, 1.50 in. Hose, Ford, Big Block 385 Series, Cleveland, Kit

Part Number: CTR-80-027

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Water Neck, Billet Aluminum, Blue, 90 Degree, Swivel, Chevy, Each

Part Number: SUM-371110-BL

4.4 out of 5 stars ( 5 )

Estimated Ship Date: Today

Water Neck and Thermostat Housings, Billet Aluminum, Natural, Straight Up, -20 AN Male Threads, Chevy, LS, Each

Part Number: ICB-551836-LS120

Not Yet Reviewed

Estimated Ship Date: Today

HI-FLOW INLINE THERMOSTAT HSG. ASSY - 16AN TO 16AN

Part Number: MEZ-WN0091

Not Yet Reviewed

Estimated Ship Date: Sep 23, 2025 if ordered today

• Special Order

Radiator Hose filler, Aluminum, 1.5 in. Inlet, 1.5 in. Outlet, Inline, Male Hose Barb, Each

Part Number: MOR-63481

Not Yet Reviewed

Estimated Ship Date: Today

Water Neck, Thermostat Housing, Buick, Chevrolet, Each

Part Number: RNB-902-808

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Radiator Filler Necks, Billet, Remote Filler Neck, Aluminum, Polished Finish, 1.50 in. Inlet/Outlet Size, 1/4 in. Hose Barb Overflow, with Cap, Each

Part Number: FLD-ACCRFNPOL150

Not Yet Reviewed

Estimated Ship Date: Nov 13, 2025 if ordered today

• Drop Ship
• Special Order

Water Neck, Billet Aluminum, Natural, Straight Up, -16 AN Male, Ford, Big Block 385 Series, Cleveland, Kit

Part Number: CTR-80-037

Not Yet Reviewed

Estimated Ship Date: Oct 2, 2025 if ordered today

Water Neck, Aluminum, Black Anodized, O-Ring, Straight, 1.500 in. Outlet, Chevy, LS1/LS2/LS6, Each

Part Number: HSE-4910-347-242

Not Yet Reviewed

Estimated Ship Date: Today

Thermostat, Spec-R, with Seal, 170 Degrees F, Steel/Copper, Ford, Each

Part Number: SNN-MRD107

Not Yet Reviewed

Estimated Ship Date: Today

Water Necks and Thermostat Housings, Straight, Swivel, Aluminum, Polished, 1.500 in. Outlet Size, Ford, Each

Part Number: MCH-BTH-331-05

Not Yet Reviewed

Estimated Ship Date: Today

Integrated Housing Thermostat-221 Degrees w/ Seal

Part Number: SNN-860-221

Not Yet Reviewed

Estimated Ship Date: Today

Water Neck, Billet Aluminum, Red Anodized, O-Ring, 90 Degree, 1.5 in., Chevy, Big/Small Block/V6, Each

Part Number: CVS-TSH6R

5.0 out of 5 stars ( 3 )

• Special Order

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

Part Number: MCH-BTH-205-08

Not Yet Reviewed

Estimated Ship Date: Today

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

Part Number: MCH-BTH-201-08

Not Yet Reviewed

Estimated Ship Date: Today

BTR LT1 THERMOSTAT HOUSING

Part Number: BTC-THA-LT1

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

• Drop Ship
• Special Order

Water Neck, Aluminum, Black Anodized, Straight Up, -16 AN Male Threads, 3/8 in. NPT Ports, Chevrolet, Each

Part Number: JOE-36000

Not Yet Reviewed

Estimated Ship Date: Today

Water Neck and Thermostat Housings, Billet Aluminum, Natural, Straight Up, -20 AN Male Threads, Chevy, LS, Each

Part Number: ICB-551836-LS320

Not Yet Reviewed

Estimated Ship Date: Today

Radiator Hose Filler, Inline, Aluminum, Natural, 1.5 in./1.5 in., Each

Part Number: CSI-973

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

Water Neck, Aluminum, O-ring, Polished, 0 Degree, Each

Part Number: BSP-90134

3.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Water Neck, Aluminum, Natural, Remote Mount, Each

Part Number: OFY-5308

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Nov 24, 2025 if ordered today

• Special Order

Water Necks and Thermostat Housings, Straight, Swivel, Aluminum, Satin Black Anodized, 1.500 in. Outlet Size, Dodge, Jeep, 5.2L, 5.9L, Each

Part Number: MCH-BTH-405-08

Not Yet Reviewed

Estimated Ship Date: Today

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

Part Number: CVS-TSH5R

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

• Drop Ship
• Special Order