---
product_id: 64536983
title: "Milodon 21523 8.25\" Oil Pump Shaft with Bronze Gear for Big Block Mopar"
brand: "milodon"
price: "A$38"
currency: AUD
in_stock: false
url: https://www.desertcart.com.au/products/64536983-milodon-21523-8-25-oil-pump-shaft-with-bronze-gear
store_origin: AU
region: Australia
---

# Induction heat-treated ends 4130 Chrome-moly shaft Bronze gear for roller cams Milodon 21523 8.25" Oil Pump Shaft with Bronze Gear for Big Block Mopar

**Brand:** milodon
**Price:** A$38
**Availability:** ❌ Out of Stock

## Summary

> 🔧 Gear Up for Greatness!

## Quick Answers

- **What is this?** Milodon 21523 8.25" Oil Pump Shaft with Bronze Gear for Big Block Mopar by milodon
- **How much does it cost?** A$38 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/64536983-milodon-21523-8-25-oil-pump-shaft-with-bronze-gear)

## Best For

- milodon enthusiasts

## Why This Product

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

## Key Features

- • **Smooth Operation:** Designed specifically for 383-440 and Hemi engines.
- • **Enhanced Longevity:** Induction heat-treated ends reduce wear and tear.
- • **Precision Engineering:** Crafted from high-quality 4130 Chrome-moly for durability.
- • **Ultimate Compatibility:** Perfect fit for your Big Block Mopar needs.
- • **Unbreakable Performance:** Say goodbye to breakage-prone stock units!

## Overview

The Milodon 21523 8.25" Oil Pump Shaft with Bronze Gear is engineered for high-performance Big Block Mopar engines, featuring a robust 4130 Chrome-moly construction and a specialized bronze gear for roller cams. This product is designed to eliminate the weaknesses of stock units, ensuring a reliable and long-lasting performance.

## Description

CNC machined from 4130 chrome moly and centerless ground to avoid stress risers. These race proven shafts eliminate breakage-prone stock units that frequently fail when used with high volume oil systems, heavy racing oil, and high RPM use. Ends are induction heat-treated to reduce wear. Chevy shafts use pinned steel collars instead of plastic. Good insurance at a low cost no matter what the application.

## Features

- Manufactured from 4130 Chrome-moly shaft
- Distributor shaft and bronze gear for 383-440 and Hemi
- Eliminate breakage-prone stock units
- Bronze gear assemblies are for roller cams
- Induction heated-treated ends to reduce wear

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Milodon |
| Brand | Milodon |
| Product Dimensions | 25.4 x 15.24 x 5.08 cm; 453.59 g |
| Item model number | 21523 |
| Manufacturer part number | 21523 |
| OEM Part Number | 21523 |
| Item Weight | 454 g |

## Images

![Milodon 21523 8.25" Oil Pump Shaft with Bronze Gear for Big Block Mopar - Image 1](https://m.media-amazon.com/images/I/910npCdflKL.jpg)
![Milodon 21523 8.25" Oil Pump Shaft with Bronze Gear for Big Block Mopar - Image 2](https://m.media-amazon.com/images/I/31SRQJHGCwL.jpg)

---

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**Shop now:** [https://www.desertcart.com.au/products/64536983-milodon-21523-8-25-oil-pump-shaft-with-bronze-gear](https://www.desertcart.com.au/products/64536983-milodon-21523-8-25-oil-pump-shaft-with-bronze-gear)

---

*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-03-09*