Availability
Water Necks and Thermostat Housings
Water Neck, Thermostat Housing, Cast Aluminum, Copper Plated, 60 Degree, Swivel, Chevrolet, LS, Each
Part Number: SUM-370998CPR
Estimated Ship Date: Today
Estimated Ship Date: Today
Water Neck, Thermostat Housing, Chrysler, Big Block 383-440, Billet, 75 Degree, Two Piece, O-Ring, Each, Black
Part Number: MCH-BTH-414-08
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
Water Neck, Thermostat Housing, Pontiac 326-455, Billet, 75 Degree, Two Piece, O-Ring, Each, Black
Part Number: MCH-BTH-104-08
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
Water Necks and Thermostat Housings, 90 degree, Swivel, Aluminum, Clear, Polished, 1.500 in. Outlet Size, Chevrolet, Small/Big Block, Each
Part Number: MCH-BTH-202
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Water Neck, Thermostat Housing, Chrysler, Small Block 318-360, 1979-2003, Billet, Two Piece, 75 Degree, O-Ring, Each, Clear Coat
Part Number: MCH-BTH-404
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Water Necks and Thermostat Housings, 90 degree, Swivel, Aluminum, Clear, Polished, 1.500 in. Outlet Size, Dodge, Jeep, 5.2L, 5.9L, Each
Part Number: MCH-BTH-406
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Water Neck, Aluminum, Red Anodized, O-Ring, 75 Degree, 1.250 in. Outlet, With Filler Neck for Radiator Cap, Chevy, Small/Big Block, Each
Part Number: HSE-4910-383-203
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Water Neck, Aluminum, Blue Anodized, O-Ring, 75 Degree, 1.500 in. Outlet, With Filler Neck for Radiator Cap, Chevy, Small/Big Block, Each
Part Number: HSE-4910-383-241
Not Yet Reviewed
Estimated Ship Date: Apr 10, 2026 if ordered today
Estimated Ship Date: Apr 10, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Water Neck, Chevy LS, Cast Aluminum, As Cast Finish, 45 Degree, 5.7L, 6.0L, 6.2L, Each
Part Number: PQX-5234681
Not Yet Reviewed
Estimated Ship Date: May 22, 2026 if ordered today
Estimated Ship Date: May 22, 2026 if ordered today
Water Neck, Outlet and Thermostat Housing Kit, Stock Style, Aluminum, Natural, Cadillac, Each
Part Number: FSS-86202
Not Yet Reviewed
Estimated Ship Date: Apr 8, 2026 if ordered today
Estimated Ship Date: Apr 8, 2026 if ordered today
ater Neck, Thermostat Housing, Chrysler, Small Block 318-360, 1964-1978, Billet, Two Piece, 90-Degree, O-Ring, Polished, Each
Part Number: MCH-BTH-406-05
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
Water Neck, Thermostat Housing, Chrysler, Big Block 383-440, Billet, 75 Degree, Two Piece, O-Ring, Each, Polished
Part Number: MCH-BTH-414-05
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
Water Neck, Aluminum, Blue Anodized, O-Ring, 75 Degree, 1.250 in. Outlet, Ford, 426/460, Each
Part Number: HSE-4910-460-201
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Water Neck, Aluminum, Clear Anodized, O-Ring, 75 Degree, 1.250 in. Outlet, Pontiac, Small/Big Block, Each
Part Number: HSE-4910-455-205
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Water Neck, Aluminum, Clear Anodized, O-Ring, 75 Degree, 1.250 in. Outlet, Ford, 426/460, Each
Part Number: HSE-4910-460-205
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Water Neck, Aluminum, Clear Anodized, O-Ring, 75 Degree, 1.500 in. Outlet, Pontiac, Small/Big Block, Each
Part Number: HSE-4910-455-245
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Water Neck, Aluminum, Red Anodized, O-Ring, 75 Degree, 1.250 in. Outlet, Chevy, Small/Big Block, Each
Part Number: HSE-4910-350-203
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Water Neck, Swivel, Billet Aluminum, Black Anodized, O-ring, 90 degree, for 1.5 in. Hose, Ford, Small Block
Part Number: CVS-TSH7BK
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Water Neck, 90 degree, 1.50 in. Hose Barb, Billet Aluminum, Blue Anodized, Buick, Chevy, GMC, Pontiac, Small Block LS, Each
Part Number: CVS-TSH5BL
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Thermostat Housing, 90 degree, Swivel, Billet Aluminum, Red Anodized, O-ring Sealing Style, Chrysler, Each
Part Number: CVS-TSH8R
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Thermst Housing Assy
Part Number: RNB-902-1089
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Thermostat Housing, Aluminum, Blue Anodized, Swivel, 90 Degree, 1 1/2 in. Outlet, Chevy, Each
Part Number: PGP-PRP-6421
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Thermostat Housing, Aluminum, Red Anodized, Swivel, 90 Degree, 1 3/4 in. Outlet, Chevy, Each
Part Number: PGP-PRP-6272
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Thermostat Housing, Aluminum, Clear Anodized, Swivel, 90 Degree, 1 1/2 in. Outlet, Chevy, Each
Part Number: PGP-PRP-6121
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Thermostat Housing, Aluminum, Red Anodized, Swivel, 90 Degree, 1 1/4 in. Outlet, Chevy, Each
Part Number: PGP-PRP-6270
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
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