Availability
Thermostat Housing and Water Necks
Water Neck, Zinc Alloy, Chrome, Mopar, Small Block/Big Block, 1978 and Older, Each
Part Number: TRD-4987
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Water Necks and Thermostat Housings, Housing Assembly W/Thermostat, Stock Replacement, Natural, Aluminum, Chrysler, Dodge, Jeep, RAM, 3.2L, 3.6L, Each
Part Number: RNB-902-3036XD
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Water Neck, Aluminum, Black Ceramic, 75 Degree, Chevy, Big/Small Block, Each
Part Number: WND-6255
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Water Necks and Thermostat Housings, Housing Assembly W/Thermostat, Stock Replacement, Silver, Natural, Aluminum, Chrysler, Dodge, 3.6L, Each
Part Number: RNB-902-3035HP
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Water Necks and Thermostat Housings, Straight, Swivel, Aluminum, Polished, 1.500 in. Outlet Size, Dodge, Jeep, 5.2L, 5.9L, Each
Part Number: MCH-BTH-401-05
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Water Necks and Thermostat Housings, 45 degree, Swivel, Aluminum, Polished, 1.500 in. Outlet Size, Chrysler, Dodge, Plymouth, Big Block, Each
Part Number: MCH-BTH-413-05
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
CONNECTION - WATER OUTLET
Part Number: MOF-RH226
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Thermostat Housing, Cast Aluminum, Natural, Chevrolet, Gen V LT1, Each
Part Number: BTC-THA-LT1
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Water Neck, Billet Aluminum, Polished, Straight Up, Ford, Each
Part Number: CTR-80-036
Estimated Ship Date: Feb 25, 2026 if ordered today
Estimated Ship Date: Feb 25, 2026 if ordered today
Water Necks and Thermostat Housings, Aluminum, Natural, Ford, Super Duty, Each
Part Number: FLE-S0574
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Water Neck, Aluminum, Black Anodized, O-Ring, 75 Degree, 1.500 in. Outlet, Chevy, Small/Big Block, Each
Part Number: HSE-4910-350-242
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Water Neck and Thermostat Housing, Stock, Steel, Natural, Aluminum, Mercury, Each
Part Number: RNB-902-1052
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Water Necks and Thermostat Housings, 45 degree, Swivel, Aluminum, Polished, 1.500 in. Outlet Size, Ford, 390/406/427/428 Big Block FE, Each
Part Number: MCH-BTH-323-05
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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: Tomorrow
Estimated Ship Date: Tomorrow
Water Neck and Thermostat Housing, Stock, Steel, Natural, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Each
Part Number: RNB-902-2016
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Thermostat Housing, Billet Aluminum, Natural, Chevrolet, Gen V LT, Each
Part Number: GRN-530000
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Water Neck, Spec-R, Aluminum Natural, Chevy, Cadillac, GMC, Pontiac, Hummer, Each
Part Number: SNN-MRD102
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Water Neck, Straight, Aluminum, Black, Anodizes, O-Ring, 2.875 in. Bolt Spacing, Dodge. Chrysler, Plymouth, LA, Each
Part Number: PGP-PRP-6728
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Water Neck, 45 degree, Gasket Sealing Style, Stainless Steel, Natural, Ford, Car, V8, Flathead, 8BA, Each
Part Number: BDR-1BA-8592-A
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Water Necks and Thermostat Housings, 45 degree, Swivel, Aluminum, Polished, 1.500 in. Outlet Size, Ford, 289/302/351 Small Block Windsor, Each
Part Number: MCH-BTH-303-05
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Water Neck, Thermostat Housing, Ford, Each
Part Number: RNB-902-5153
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Water Neck, Aluminum, Blue Anodized, O-Ring, 75 Degree, 1.500 in. Outlet, Chevy, Small/Big Block, Each
Part Number: HSE-4910-350-241
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Water Neck, Aluminum, Chrome Plated, O-Ring, 90 Degree, Chevy, Big, Small Block, Each
Part Number: PRO-66210
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
THERMOSTAT HOUSING 4.6/5.4 FORD 90 DEG WATER NECK 1.5 IN HOSE - 2001 AND UP
Part Number: CTR-80-059
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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