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Allstar Performance Chevy Aluminum Water Necks

4.6 out of 5 stars 52 Customer Reviews

Allstar Performance Chevy aluminum water necks are designed to fit most Chevy V8 engines, will accept most standard thermostats, and swivel (up to a full 360 degrees, depending on the model) to simplify connection of left- or right-hand radiator hoses to the engine. Their black anodized finish helps protect against corrosion, along with stainless steel hardware and an O-ring for sealing the base to the engine. Get the performance you need and the looks you want with an assist from the Allstar Performance Chevy aluminum water neck best suited for your application.

Results 1 - 7 of 7

Water Neck, Aluminum, Polished, O-Ring, 15 Degree, Chevy, Big/Small Block/V6, Each

Part Number: AAF-ALL30173

4.61 out of 5 stars ( 44 )

Estimated Ship Date: Today

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Water Neck, 90 Degrees, Swivel Style, O-ring Seal, 1.5 in. Outlet, with Hardware, Aluminum, Black Powdercoated, Matte Finish, Chevy, Gen I, Each

Part Number: AAF-ALL30270

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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

Part Number: AAF-ALL30273

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Water Neck, Aluminum, Polished, O-Ring, Straight Up, Chevy, Big/Small Block/V6, Each

Part Number: AAF-ALL30172

5.0 out of 5 stars ( 4 )

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Water Neck, Chevy, Straight, Aluminum, Black Powdercoated, Chevrolet, Each

Part Number: AAF-ALL30272

Not Yet Reviewed

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Water Necks and Thermostat Housings, Allstar Performance Chevy Aluminum Water Necks, 90 Degree, Swivel, Aluminum, Black, Chevy, Each

Part Number: AAF-ALL30371

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Water Necks and Thermostat Housings, Allstar Performance Chevy Aluminum Water Necks, 90 Degree, Swivel, Aluminum, Black, Chevy, Each

Part Number: AAF-ALL30370

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

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