1999 Thermostats, Housings & Fillers

Water Neck, Billet Aluminum, Clear Anodized, Swivel, 90 Degree, Chevy, Big/Small Block, Each

Part Number: CSI-912C

3.83 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

Thermostat, 160 Degree, Copper/Brass, Mopar, Ford, Lincoln, Mazda, Mercury, Each

Part Number: SUM-370-160

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Water Neck and Thermostat Housing, Stock, Steel, Natural, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, Each

Part Number: RNB-902-700

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Water Neck, Zinc Alloy, Chrome Plated, 45 Degree, Chevy, Big/Small Block, Each

Part Number: TRD-4788

3.2 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

Water Neck, 90 degree, Swivel, Cast Aluminum, Polished, O-ring Sealing Style, Chevy, Small Block, Big Block

Part Number: KYS-100-15359-1

4.67 out of 5 stars ( 12 )

Estimated Ship Date: Tomorrow

Water Neck, Billet Aluminum, Bright Polished, 80 Degree, Chevy, LS, Each

Part Number: EMS-MS106-90P

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Water Neck, Billet Aluminum, Clear Anodized, Swivel, 90 Degree, Ford, 260-302/351W, Each

Part Number: CSI-9110AN16C

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Thermostat, Standard-flow, 180 degrees, Copper/Stainless Steel, Dodge, Ram, Each

Part Number: MIO-MMTS-RAM-99L

1.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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

Part Number: MEZ-WN0028R

5.0 out of 5 stars ( 10 )

Estimated Ship Date: Tomorrow

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

Part Number: PQX-5234683

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Water Neck, Zinc Alloy, Chrome Plated, O-Ring, 45 Degree, Chevy, Big/Small Block, Each

Part Number: TRD-9468

4.43 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

Water Neck, Aluminum, Chrome, 15 Degree, Chevy, Big/Small Block, Each

Part Number: PRO-141-501

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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

Part Number: BSP-90920

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Water Neck, Billet Aluminum, Clear Anodized, 90 Degree, Universal, Each

Part Number: CSI-99134

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Thermostat, Mechanical, 186 degrees, Standard-flow, Copper/Stainless Steel, Chevy, 5.7L LS, 6.2L LS, Each

Part Number: VTA-707101

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Water Neck, Aluminum, Black Anodized, Straight Up, -20 AN Male Threads, Chevrolet, Each

Part Number: JOE-36060

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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

Part Number: HSE-4910-350-245

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Water Neck and Thermostat Housing, Stock, Cast Aluminum, Natural, Chevrolet, GMC, Workhorse, Each

Part Number: RNB-902-836

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

Water Neck, Billet Aluminum, Black, Straight Up, O-ring Sealing Style, Chevy, Chrysler, Dodge, Plymouth, Each

Part Number: MOR-63422

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Water Necks and Thermostat Housings, 90 degree, Swivel, Aluminum, Clear, Polished, 1.500 in. Outlet Size, Ford, 289/302/351 Small Block Windsor, Each

Part Number: MCH-BTH-302

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Water Necks and Thermostat Housings, 45 degree, Swivel, Aluminum, Clear, Polished, 1.500 in. Outlet Size, Ford, 289/302/351 Small Block Windsor, Each

Part Number: MCH-BTH-303

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Water Neck, Swivel, Billet Aluminum, Blue Anodized, O-ring, 90 degree, for 1.5 in. Hose, Ford, Small Block

Part Number: CVS-TSH7BL

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Jan 8, 2026 if ordered today

Water Necks and Thermostat Housings, Straight, Swivel, Aluminum, Polished, 1.500 in. Outlet Size, Ford, 289/302/351 Small Block Windsor, Each

Part Number: MCH-BTH-301-05

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Water Neck, Aluminum, Polished, 45 Degree, Chevy, Big/Small Block, Each

Part Number: WND-6242

4.2 out of 5 stars ( 10 )

Estimated Ship Date: Tomorrow

Water Neck, Aluminum, Natural, 90 Degree, Chevy, Big/Small Block, Each

Part Number: MOR-63423

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow