---
product_id: 39673395
title: "Moroso 63320 20 lbs. Radiator Cap"
brand: "moroso"
price: "R806"
currency: ZAR
in_stock: true
reviews_count: 10
category: "Moroso"
url: https://www.desertcart.co.za/products/39673395-moroso-63320-20-lbs-radiator-cap
store_origin: ZA
region: South Africa
---

# 20 lbs pressure rating Durable stainless steel spring Vehicle-specific fit Moroso 63320 20 lbs. Radiator Cap

**Brand:** moroso
**Price:** R806
**Availability:** ✅ In Stock

## Summary

> 🚗 Keep your engine cool and your ride unstoppable!

## Quick Answers

- **What is this?** Moroso 63320 20 lbs. Radiator Cap by moroso
- **How much does it cost?** R806 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/39673395-moroso-63320-20-lbs-radiator-cap)

## Best For

- moroso enthusiasts

## Why This Product

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

## Key Features

- • **Premium Durability:** Stainless steel spring ensures long-lasting, leak-free performance
- • **Trusted Performance:** Highly rated with 4.6 stars and proven reliability in 500hp setups
- • **Tailored Vehicle Fit:** Engineered for a perfect fit on Chevy 383 and similar high-performance engines
- • **Sleek & Functional Design:** Modern silver finish adds a professional touch under the hood
- • **Precision Pressure Control:** Maintains optimal 20 lbs pressure for peak engine cooling

## Overview

The Moroso 63320 Radiator Cap is a vehicle-specific, 20 lbs pressure-rated cap featuring a durable stainless steel spring and a sleek silver finish. Designed for high-performance engines like the Chevy 383, it ensures optimal cooling system pressure and leak-free operation, backed by a strong 4.6-star customer rating.

## Description

Moroso 63320 20 lbs. Radiator Cap

Review: Works on Chevy 383, 500hp - Using it on my Chevy 383. Functioning well.
Review: has not leak - fit perfect.

## Features

- Fit type: Vehicle Specific
- Stainless steel spring
- Package Dimensions: 3.555 H x 12.7 L x 12.7 W (centimetres)
- Package Weight: 0.2 pounds

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B000CON1Z0 |
| Best Sellers Rank | #90,745 in Automotive ( See Top 100 in Automotive ) #75 in Automotive Replacement Radiator Standard |
| Brand Name | Moroso |
| Closure Type | Twist-On |
| Color | Silver |
| Customer Reviews | 4.6 4.6 out of 5 stars (162) |
| Exterior Finish | Aluminum,Brass,Chromed,Painted,Polished,Stainless Steel,Steel |
| Global Trade Identification Number | 00084663633201 |
| Included Components | RADIATOR CAP,20 LB. |
| Item Dimensions | 7.13 x 5.25 x 1.5 inches |
| Item Type Name | RADIATOR CAP,20 LB. |
| Item Weight | 0.1 Pounds |
| Manufacturer | Moroso |
| Manufacturer Part Number | 63320 |
| Manufacturer Warranty Description | limited warranty |
| Material Type | Stainless Steel |
| Model Number | 63320 |
| Style Name | Modern |
| UPC | 084663633201 |
| Unit Count | 1.0 Count |

## Product Details

- **Brand:** Moroso
- **Color:** Silver
- **Exterior Finish:** Aluminum,Brass,Chromed,Painted,Polished,Stainless Steel,Steel
- **Item dimensions L x W x H:** 7.13 x 5.25 x 1.5 inches
- **Material:** Stainless Steel

## Images

![Moroso 63320 20 lbs. Radiator Cap - Image 1](https://m.media-amazon.com/images/I/51ELUhKnEWL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works on Chevy 383, 500hp
*by A***Y on February 18, 2026*

Using it on my Chevy 383. Functioning well.

### ⭐⭐⭐⭐⭐ has not leak
*by B***N on March 26, 2026*

fit perfect.

### ⭐⭐⭐⭐⭐ Looks good on my aftermarket radiator
*by A***H on December 17, 2025*

Fit right haven't tested yet

## Frequently Bought Together

- Moroso 63320 20 lbs. Radiator Cap
- Moroso 63730 Radiator Hose Filler
- Moroso 63324 24 lbs. Radiator Cap

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.co.za/products/39673395-moroso-63320-20-lbs-radiator-cap](https://www.desertcart.co.za/products/39673395-moroso-63320-20-lbs-radiator-cap)

---

*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-04-23*