Heating and Cooling› Thermostats, Housings and Fillers

Edelbrock

Edelbrock Thermostat High Flow 054mm 160-Deg

$27.95

SKU: E003 8603

In Stock
In Stock
Ships by Jul 30
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30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The Edelbrock 8603 is a high-performance engine coolant thermostat designed to ensure consistent cooling in high-performance applications. It features a brass and copper valve assembly with a durable stainless steel body. This 160°F thermostat is a bolt-on, OEM-style replacement measuring 53mm in diameter and is a high-flow type.

Fitment

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Specifications

BrandEdelbrock
Part NumberE003 8603

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Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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