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Vehicle Info NeededMARCH PERFORMANCEPART NUMBER: 655-BTH-401-08
BTH-401-08 Water Neck Thermostat Housing, 1979-2003 Small Block Chrysler 273/318/340/360, Billet, Straight, O-Ring, Black
$6495
Ships on Sep 03, 2026
Lowest Price GuaranteeWater Neck Thermostat Housing1979-2003 Small Block Chrysler 273/318/340/360 Billet Straight Two-Piece O-Ring Each Black
March Performance BTH-401-08 Features:
Billet Thermostat Housings CNC Machined in the USA from 6061-T6 Aluminum Available in Polished, Black or Clear Coated. Includes Mounting Hardware and O-Ring for a Clean Seal
- Water Neck Style: Straight
- Swivel: No
- Number of Pieces: Two
- Material: Aluminum
- Color: Black
- Coating Type: Anodize
- Sealing Style: O-Ring & Gasket
- Thermostat Included: No
- Mounting Hardware Included: Yes
- Heater Bypass Provision: Yes
- Quantity: Sold Individually
- Water Neck Outlet Size: 1.500 in.
Part TypeThermostat Housing
BrandMARCH PERFORMANCE
Package Height4.2
Package Width4.4
Package Length4.55
Weight0.43 PG
Mounting Hardware IncludedYes
Thermostat IncludedNo
Vendor Part NumberBTH-401-08
Package Qty1
Package TypeEA
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