1998 Thermostats, Housings & Fillers

Thermostat, Powertech, 180 Degree, Stainless Steel, Each

Part Number: JET-10170

4.57 out of 5 stars ( 42 )

Estimated Ship Date: Today

Thermostat, with Seal, 187 Degrees F, Stainless Steel, Each

Part Number: SNN-456-187

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Water Neck Block-Off Plate, Aluminum, Natural, Chevy, Each

Part Number: MOR-63471

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Water Neck, 15 Degree, O-Ring, Aluminum, Polished, Ford, Small Block, Each

Part Number: EDL-4814

2.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

Water Neck, LS Water Pump Adapter, Straight Up, Billet Aluminum, Clear Anodized, Chevy, Small Block LS, Kit

Part Number: EAR-LS0005ERL

Not Yet Reviewed

Estimated Ship Date: Today

Water Neck, Billet Aluminum, Polished, Straight Up, Ford, Country, Kit

Part Number: CTR-80-026

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Nov 25, 2025 if ordered today

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

Part Number: BSP-BLK90920

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

Water Bypass Kit, Billet Aluminum Spacer, Black Anodized, Hose, Dodge, 5.9L Diesel, Kit

Part Number: FLE-S0103

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Water Neck, Billet Aluminum, Black Anodized, Straight Up, -20 AN Male Threads, Chevrolet, Small/Big Block, Each

Part Number: BSP-BLK90119

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Water Neck, Offset Adapter Style, Billet Aluminum, Black Powdercoated, Chevy, Each

Part Number: CHH-3300-001B

Not Yet Reviewed

Estimated Ship Date: Today

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Thermostat, UltraStat, 160 Degrees F, Stainless Steel, Each

Part Number: SNN-5200-160

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

Water Neck, Aluminum, Chrome Plated, 45 Degree, Ford, 289/302/351W, Each

Part Number: PRO-66211

3.63 out of 5 stars ( 8 )

Estimated Ship Date: Today

Water Necks and Thermostat Housings, 75 Degree, Swivel Style, Aluminum, Black Powdercoated, Matte Finish, O-ring Seal, with Hardware, Each

Part Number: AAF-ALL30273

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Water Neck, Aluminum, Black Anodized, O-Ring, 75 Degree, 1.500 in. Outlet, With Filler Neck for Radiator Cap, Chevy, Small/Big Block, Each

Part Number: HSE-4910-383-242

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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

Part Number: CSI-913C

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Water Neck, Billet Aluminum, Natural, Straight Up, -16 AN Male Threads, Chevy, LS, Each

Part Number: BSP-90900

Not Yet Reviewed

Estimated Ship Date: Today

Water Neck, Billet Aluminum, Straight -16 AN Male Thread, Ford, Small Block Windsor, Each

Part Number: MOR-63455

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

Water Necks and Thermostat Housings, 90 degree, Swivel, Aluminum, Satin Black Anodized, 1.500 in. Outlet, Ford, 289/302/351 Small Block Windsor, Each

Part Number: MCH-BTH-302-08

Not Yet Reviewed

Estimated Ship Date: Today

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Water Neck, Billet Aluminum, Swivel, Black Anodized, 15 Degree, Chevy, Chrysler, Big/Small Block, Each

Part Number: MEZ-WN0020S

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Thermostat Spacer, Billet Aluminum, Black, 1 in. Thick, Chevy, Small Block, Big Block, Each

Part Number: MOR-63434

Not Yet Reviewed

Estimated Ship Date: Today

Water Neck, Billet Aluminum, Black Anodized, Straight Up, -16 AN Male Threads, Chevy, LS, Each

Part Number: BSP-BLK90900

2.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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

Part Number: CSI-911AN16C

Not Yet Reviewed

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

Part Number: CVS-TSH5CL

3.4 out of 5 stars ( 5 )

Estimated Ship Date: Today

Thermostat Mechanical, Brass/Stainless Steel, 190 Degree. Ford, Lincoln, Mercury. Each

Part Number: MOF-RT1254

Not Yet Reviewed

Estimated Ship Date: Today

Water Neck, Spec-R, Aluminum Natural, Chevy, Cadillac, GMC, Pontiac, Hummer, Each

Part Number: SNN-MRD102

Not Yet Reviewed

Estimated Ship Date: Today