---
product_id: 543837467
title: "JJing Assembled Cylinder Head Compatible with Harbor Freight Predator 420cc Engine"
brand: "jjing"
price: "VT54916"
currency: VUV
in_stock: true
url: https://www.desertcart.vu/products/543837467-jjing-assembled-cylinder-head-compatible-with-harbor-freight-predator-420cc
store_origin: VU
region: Vanuatu
---

# Fits Predator 420cc non-hemi engines Pre-assembled for quick installation Complete cylinder head rebuild kit JJing Assembled Cylinder Head Compatible with Harbor Freight Predator 420cc Engine

**Brand:** jjing
**Price:** VT54916
**Availability:** ✅ In Stock

## Summary

> ⚡ Power up your Predator engine rebuild with zero hassle!

## Quick Answers

- **What is this?** JJing Assembled Cylinder Head Compatible with Harbor Freight Predator 420cc Engine by jjing
- **How much does it cost?** VT54916 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/543837467-jjing-assembled-cylinder-head-compatible-with-harbor-freight-predator-420cc)

## Best For

- jjing enthusiasts

## Why This Product

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

## Key Features

- • **Durable & Reliable:** High-quality components engineered for long-lasting performance
- • **Time-Saving Assembly:** Fully assembled cylinder head saves hours on rebuilds
- • **All-in-One Rebuild Kit:** Includes valves, springs, gaskets & spark plug for total engine refresh
- • **Versatile Compatibility:** Works with generators, pressure washers, and Rato R420 engines
- • **Precision Fit Guaranteed:** Compatible with Harbor Freight Predator 420cc non-hemi engines and key power equipment models

## Overview

The JJing Assembled Cylinder Head is a comprehensive, pre-assembled replacement kit designed specifically for Harbor Freight Predator 420cc non-hemi engines. It includes all essential components—valves, springs, gaskets, spark plug, and more—ensuring a precise fit for generators, pressure washers, and other power equipment. This durable kit streamlines your engine rebuild, saving time and guaranteeing reliable performance.

## Description

JJing Assembled Cylinder Head Compatible with Harbor Freight Predator 420cc Engine

## Features

- This cylinder head kit fits Harbor Freight Predator 420cc non hemi engin, generator, pressure washer and other power equipment powered by Predator non hemi 420cc engine. it contains cylinder head,valve cover, valves,rockers,valve spring,spark plug,insulator, head gasket, valve cover gasket, carburetor gasket set, muffler gasket, all bolts and nuts and others as picture.all you need for cylinder head rebuild are involved.
- This cylinder head assembly fits Harbor Freight Predator 420cc non hemi engine 60340 60349 69736.Please note: This Predator 420 cc engine cylinder head kit only fits Predator 420cc non hemi engine. It doesn't fit Predator 420cc hemi engine.
- Fits Harbor Freight Predator 4400 psi pressure washer 71102 powered by Predator 420cc engine,
- This cylinder cylinder head kit fits Predator 8750 7000 watts inverter generator 59190 and 57480
- This cylinder cylinder head kit fits Predator 9000 7250 watts generator 59206 and 59134 powered by Predator 420cc engine.
- This cylinder head kit fits Predator 9500 7600 watts inverter generator 71365 57080 59188 powered by Predator 459cc engine
- Fully assembled to save your time and energy,including valves,springs, rockers,spark plug and muffler studs etc. This cylinder head kit also fit Rato R420 420cc engine motor.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand Name | JJing |
| Model Info | JJ318HB420R |
| Item Weight | 6.3 pounds |
| Product Dimensions | 7.2 x 7 x 6.6 inches |
| Item model number | JJ318HB420R |
| Capacity | 6 Centiliters |
| Part Number | JJ318HB420R |
| Color | silver |
| Included Components | 1 |
| Batteries Included? | No |
| Batteries Required? | No |

## Images

![JJing Assembled Cylinder Head Compatible with Harbor Freight Predator 420cc Engine - Image 1](https://m.media-amazon.com/images/I/71UYNALVosL.jpg)
![JJing Assembled Cylinder Head Compatible with Harbor Freight Predator 420cc Engine - Image 2](https://m.media-amazon.com/images/I/71RJoOLR+wL.jpg)
![JJing Assembled Cylinder Head Compatible with Harbor Freight Predator 420cc Engine - Image 3](https://m.media-amazon.com/images/I/61ht0CReHmL.jpg)
![JJing Assembled Cylinder Head Compatible with Harbor Freight Predator 420cc Engine - Image 4](https://m.media-amazon.com/images/I/61L8a0fI5GL.jpg)
![JJing Assembled Cylinder Head Compatible with Harbor Freight Predator 420cc Engine - Image 5](https://m.media-amazon.com/images/I/61fy2aQu9nL.jpg)

## Questions & Answers

**Q: Can you remove the exhaust bolts prior to shipment?**
A: yes you can.double nut the studs and remove the  studs/bolts.

## Frequently Bought Together

- JJing Assembled Cylinder Head Compatible with Harbor Freight Predator 420cc Engine
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**Shop now:** [https://www.desertcart.vu/products/543837467-jjing-assembled-cylinder-head-compatible-with-harbor-freight-predator-420cc](https://www.desertcart.vu/products/543837467-jjing-assembled-cylinder-head-compatible-with-harbor-freight-predator-420cc)

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*Product available on Desertcart Vanuatu*
*Store origin: VU*
*Last updated: 2026-02-15*