---
product_id: 332825724
title: "21 Degree Chrome Water Neck Thermostat Housing Fit For Chevy V8 5.7L 350 454 Small Big Block"
brand: "carbole"
price: "$59.15"
currency: USD
in_stock: true
url: https://www.desertcart.us/products/332825724-21-degree-chrome-water-neck-thermostat-housing-fit-for-chevy
store_origin: US
region: United States of America
---

# Mirror-like chrome finish Complete hardware kit included Precision 21° chrome angle 21 Degree Chrome Water Neck Thermostat Housing Fit For Chevy V8 5.7L 350 454 Small Big Block

**Brand:** carbole
**Price:** $59.15
**Availability:** ✅ In Stock

## Summary

> ⚡ Upgrade your Chevy’s heart with precision and shine!

## Quick Answers

- **What is this?** 21 Degree Chrome Water Neck Thermostat Housing Fit For Chevy V8 5.7L 350 454 Small Big Block by carbole
- **How much does it cost?** $59.15 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/332825724-21-degree-chrome-water-neck-thermostat-housing-fit-for-chevy)

## Best For

- carbole enthusiasts

## Why This Product

- Trusted carbole brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Engine Bay Elegance:** Chrome-plated aluminum alloy brightens and customizes your engine compartment with a sleek, professional look.
- • **Lightweight Durability:** Crafted from premium aluminum alloy weighing just 215g, combining strength with minimal added weight.
- • **Optimized Cooling Angle:** 21-degree water neck angle designed for efficient coolant flow and improved engine performance.
- • **Installation Made Effortless:** Includes all mounting bolts and O-ring seals for a quick, hassle-free upgrade—no extra parts needed.
- • **Perfect Fit for Chevy Classics:** Specifically engineered for 1966-75 Chevy big block V8 and small block V6 engines, ensuring seamless compatibility.

## Overview

The CarBole 21 Degree Chrome Water Neck Thermostat Housing is a precision-engineered, chrome-plated aluminum component designed to fit 1966-75 Chevy big block V8 and small block V6 engines. It features a 21-degree water neck angle for optimized coolant flow, comes complete with all necessary mounting hardware, and adds a sleek, custom look to your engine bay while ensuring durable, lightweight performance.

## Description

material: aluminum alloyfinish:  chrome platedwater neck connect angle:  45 degreeapplication:  1966-75 chevy big block(V8) and small block (V6) reference no: refer 2661Package including: 1 set as shown in the picture

## Features

- Brightens up your engine compartment with a clean custom look
- Designed specifically for late big block and small block
- Fits For 1966-75 chevy big block(V8) and small block (V6)
- Package includes mounting bolts and o-ring seal
- Comes complete with all the necessary hardware for a quick easy installation

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | CarBole |
| Brand | CarBole |
| Package Dimensions | 15.3 x 13.5 x 5.3 cm; 215 g |
| Manufacturer reference | CB-10304001 |
| Manufacturer Part Number | CB-10304001 |
| Item Weight | 215 g |

## Images

![21 Degree Chrome Water Neck Thermostat Housing Fit For Chevy V8 5.7L 350 454 Small Big Block - Image 1](https://m.media-amazon.com/images/I/614Q5OWJC8L.jpg)

## Frequently Bought Together

- CarBole 21 Degree Chrome Water Neck Thermostat Housing Fit For Chevy V8 5.7L 350 454 Small Big Block
- Stant 45358 Superstat ® Premium Thermostat Replacement
- FEL-PRO 35062 Engine Coolant Outlet Gasket for Chevrolet K1500

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**Shop now:** [https://www.desertcart.us/products/332825724-21-degree-chrome-water-neck-thermostat-housing-fit-for-chevy](https://www.desertcart.us/products/332825724-21-degree-chrome-water-neck-thermostat-housing-fit-for-chevy)

---

*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-07-14*