1966 Thermostats, Housings & Fillers

Fail-Safe Thermostat Kit-195 Degrees w/ Gasket

Part Number: SNN-4815KTFS

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Thermostat Kit-195 Degrees w/ Gasket

Part Number: SNN-4818KT

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Fail-Safe Thermostat-180 Degrees

Part Number: SNN-7201-180

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Fail-Safe Thermostat Kit- 195 Degrees w/ Gasket

Part Number: SNN-4899KTFS

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Thermostat, 160 Degree, High-Flow, Copper/Brass, Chrysler, Dodge, Plymouth, Each

Part Number: MIL-16405

4.81 out of 5 stars ( 16 )

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Water Neck, Billet Aluminum, Chrome, -16AN Male, Straight Up, (2) -6AN Female, Chevy, Mopar, Big Block, Each

Part Number: MEZ-WN1916C

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Block Off Plate, Water Neck, Manifold, Chevy/Mopar, Big Block, Chrome, Each

Part Number: MEZ-WN0007C

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Block Off Plate, Water Neck, Manifold, Chevy/Mopar, Big Block, Red, Each

Part Number: MEZ-WN0007R

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Thermostat Housing

Part Number: MEZ-WN0021DS

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Thermostat Housing

Part Number: MEZ-WN0021PS

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Water Neck Spacer, Billet Aluminum, Clear Anodized, 1 in. Thick, Chevy, Chrysler, Dodge, Plymouth, Each

Part Number: MEZ-WN0028C

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow if ordered today

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Water Neck, Billet Aluminum, Chrome, -16AN Male, Straight Up, Chevy, Mopar, Big Block, Each

Part Number: MEZ-WN0916C

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Water Neck, 75 degree, Swivel, O-ring Sealing Style, Aluminum, Red Anodized, 1.5 in. Outlet, Chevy, Chrysler, Each

Part Number: MEZ-WN1022R

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Water Neck Spacer, Billet Aluminum, Red Anodized, 1 in. Thick, Chevy, Chrysler, Dodge, Plymouth, Each

Part Number: MEZ-WN1028R

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Block Off Plate, Water Neck, Manifold, Chevy/Mopar, Big Block, Blue, Each

Part Number: MEZ-WN0007B

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BBC WATER MANIFOLD 20AN BLUE

Part Number: MEZ-WAM10020B

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Water Neck Spacer, Billet Aluminum, Black Anodized, Chevy, 1.500 in. Thick, Two 3/8 in. NPT Female Holes, Each

Part Number: KRS-KRC15375150

3.33 out of 5 stars ( 3 )

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Water Necks and Thermostat Housings, Clear Anodized Water Neck Ford 1-1/2" Upper Hose.

Part Number: PGP-PRP-6125

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow if ordered today

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Water Necks and Thermostat Housings, Red Anodized Water Neck Ford 1-1/2" Upper Hose.

Part Number: PGP-PRP-6275

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Water Necks and Thermostat Housings, Blue Anodized Water Neck Ford 1-1/2" Upper Hose.

Part Number: PGP-PRP-6425

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Water Necks and Thermostat Housings, Polished Anodized Water Neck Ford 1-1/2" Upper Hose.

Part Number: PGP-PRP-6575

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Engine Coolant Thermostat Housing

Part Number: RNB-902-2061

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Engine Coolant Thermostat Housing

Part Number: RNB-902-3027

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Water Neck, Billet Aluminum, Low Profile, Pass Side Outlet, Polished, Chevy, Chrysler, Big/Small Block,15 Degree, Each

Part Number: MEZ-WN0022PU

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O-Ring Water Neck 16AN

Part Number: AAF-ALL30376

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Estimated Ship Date: Dec 11, 2025 if ordered today

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