Water Neck Spacers

Water Neck Spacer, Water Neck Riser, 1.0 in., Billet Aluminum, 3/8 in. NPT Ports, Chevy, Small Block, Each

Part Number: WEH-WM39375

4.4 out of 5 stars ( 5 )

Estimated Ship Date: Today

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

Part Number: MOR-63433

4.88 out of 5 stars ( 8 )

Estimated Ship Date: Today

Water Neck Spacers, Aluminum, Black Anodized, 1.00 in. Thickness, Chevrolet, Each

Part Number: SUM-371201

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

Water Neck Spacer, Billet Aluminum, Black Anodized, Chevy, Mopar, Big Block, Small Block, Each

Part Number: MEZ-WN0028S

4.65 out of 5 stars ( 23 )

Estimated Ship Date: Today

Water Neck Spacer, Billet Aluminum, Polished, Chevy, Mopar, Big Block, Small Block, Each

Part Number: MEZ-WN0028U

4.39 out of 5 stars ( 23 )

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 Spacer, Billet Aluminum, Black Anodized, 1.00 in. Thick, Chevy V8, Each

Part Number: AAF-ALL30375

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

Water Neck Spacers, Thermo Spacer, Aluminum, Black Anodized, 1.125 in. Thick, Four 1/2 in.-NPT ports, O-Ring included, Chevy, Each

Part Number: JOE-36025-V2

Not Yet Reviewed

Estimated Ship Date: Today

Water Neck Spacer, Billet Aluminum, Red Anodized, Chevy, Mopar, Big Block, Small Block, Each

Part Number: MEZ-WN0028R

5.0 out of 5 stars ( 10 )

Estimated Ship Date: Today

Water Neck Spacer, Billet Aluminum, Polished, Chevy, Mopar, Big Block, Small Block, Each

Part Number: MEZ-WN1028U

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Water Neck Spacer, Billet Aluminum, Blue Anodized, Chevy, Mopar, Big Block, Small Block, Each

Part Number: MEZ-WN0028B

4.4 out of 5 stars ( 5 )

Estimated Ship Date: Today

Water Neck Spacer, Water Neck Riser, 1.0 in., Billet Aluminum, 3/8 in. NPT Ports, Chevy, Small Block, Each

Part Number: WEH-WM39375125

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 30, 2026 if ordered today

• Special Order

Water Neck Spacer, Water Neck Spacer Billet 1" With Dual 3/8" Npt Ports

Part Number: TRD-6104

Not Yet Reviewed

Estimated Ship Date: Today

Water Neck Spacer, Billet Aluminum, Blue Anodized, Chevy, Mopar, Big Block, Small Block, Each

Part Number: MEZ-WN1028B

Not Yet Reviewed

Estimated Ship Date: Today

Riser, RISER WITH 3/8" PORTS AND -16AN BUNG

Part Number: WEH-WM3937516

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

• Special Order

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

Part Number: MEZ-WN1028R

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

• Special Order

Water Neck Spacer, Billet Aluminum, Black Anodized, Chevy, Mopar, Big Block, Small Block, Each

Part Number: MEZ-WN1028S

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

• Special Order

Water Outlet Spacer

Part Number: MEZ-WN0008B

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

• Special Order

Thermostat Spacer, Thermostat Housing Spacer

Part Number: PGP-PRP-6820-01

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

• Special Order

Thermostat Spacer, Black 3-Port Thermostat Housing Spacer

Part Number: PGP-PRP-6820-02

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

• Special Order

THERMOSTAT RISER, 2 3/8"PIPE HOLES

Part Number: KYS-10015500

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

• Special Order

Riser, RISER WITH 1/4" PORTS AND -16AN BUNG

Part Number: WEH-WM3925016

Not Yet Reviewed

Estimated Ship Date: Mar 17, 2026 if ordered today

• Special Order

Riser, RISER WITH 3/8" PORTS AND -20AN BUNG

Part Number: WEH-WM3937520

Not Yet Reviewed

Estimated Ship Date: Mar 17, 2026 if ordered today

• Special Order