March Performance Thermostat Housings BTH-203-05

Name: March Performance Thermostat Housings
Brand: March Performance
SKU: MCH-BTH-203-05
Price: 124.95 USD
Availability: InStock
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Part Number: MCH-BTH-203-05

$124.95

March Performance Thermostat Housings

Water Necks and Thermostat Housings, 45 degree, Swivel, Aluminum, Polished, 1.500 in. Outlet Size, Chevrolet, Small/Big Block, Each
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March Performance Thermostat Housings BTH-203-05

MCH-BTH-203-05

Not Yet Reviewed

Part Number: MCH-BTH-203-05

Estimated Ship Date from Ohio: Monday 10/19/2026

$124.95

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Overview

Applications

Q&A

Estimated Ship Date from Ohio: Monday 10/19/2026 Would you rather pick it up?

Overview

Brand:

March Performance

Manufacturer's Part Number:

BTH-203-05

Part Type:

Water Necks and Thermostat Housings

Product Line:

March Performance Thermostat Housings

Summit Racing Part Number:

MCH-BTH-203-05

Water Neck Style:

45 degree

Swivel:

Yes

Material:

Aluminum

Color:

Polished

Finish:

Polished

Sealing Style:

O-ring

Water Neck Outlet Size:

1.500 in.

Thermostat Included:

Mounting Hardware Included:

Yes

Heater Bypass Provision:

Quantity:

Sold individually.

March Performance Thermostat Housings

March Performance thermostat housings are available in several styles and finishes covering a wide range of vehicle engine applications. Each housing is CNC-machined from 6061 T-6 aluminum and available polished, black anodized, or clearcoated. Most styles include mounting hardware and an O-ring for a clean seal. The 1.5 in. radiator hose neck swivels inside of base for perfect routing. March Performance thermostat housings are compatible with OEM and numerous aftermarket thermostats. Choose the one designed for your application.

Applications