---
title: "predator 420 carburetor — Niche Verdict: Skip it (48/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/automotive/predator-420-carburetor"
last_updated: "2026-07-10T00:55:50.734Z"
locale: en
meta:
  description: "a small market ($66K/yr) — predator 420 carburetor doesn't clear our bar today."
  "og:description": "a small market ($66K/yr) — predator 420 carburetor doesn't clear our bar today."
  "og:title": "predator 420 carburetor — Niche Verdict: Skip it (48/100) | Amazon United States - Flapen"
---

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# **predator 420 carburetor**

**Skip it****48/100 **

a small market ($66K/yr) — predator 420 carburetor doesn't clear our bar today.

**Market/yr**

**$66K**

**Growth (1y)**

**+223.3%**

**Products**

**16**

**Brands**

**12**

was 14 a year ago

**Sellers**

**12**

**Price range**

**$14.02–$83.24**

**Returns**

**2.0%**

**Rating**

**4.2★**

**Skip it**

Scored 48/100 across market size, growth, competition, quality gap, and returns.

Market sizeGrowthCompetitionQuality gapReturns

Market size

**3**

 ×0.30

Growth

**79**

 ×0.30

Competition

**40**

 ×0.20

Quality gap

**73**

 ×0.10

Returns

**84**

 ×0.10

## **Demand**

Weekly Amazon search volume, last 18 weeks — +223.3% year over year.

759379.5Mar '26Mar '26Apr '26May '26May '26Jun '26

## **Competition**

- TURBOTUNITY41% - CILOYU20% - Pro Chaser8% - YAMAKATO6% - QASKEHKT4% - partszen4% - Other (6 brands)16%

The top 5 products take 63% of clicks — established leaders, but buyers still shop beyond them. 12 brands and 12 sellers compete here.

**Brands**

**12 **▼falling

was 14 a year ago

**Sellers**

**12**

**Top 5 brand share**

**80%**

#ProductBrandPriceRatingReviewsClick shareTrend

1
![TURBOTUNITY Carburetor 16100-ZF6-V01 for Honda GX390 GX340 Predator 420 11hp 13hp 339 389cc 420cc Engines Mini bike Lawn Mower 4000psi Pressure Washer Carb Replacement](https://m.media-amazon.com/images/I/41JzGcrLUHL.jpg) [**TURBOTUNITY Carburetor 16100-ZF6-V01 for Honda GX390 GX340 Predator 420 11hp 13hp 339 389cc 420cc Engines Mini bike Lawn Mower 4000psi Pressure Washer Carb Replacement**](https://www.amazon.com/dp/B0CTBNMNXD)

TURBOTUNITY$21.024.4★21734%▼falling

2
![CILOYU PZ30 30mm Carburetor with Exhaust Header Stage 1 Kit Replacement for Predator 420cc 301cc GX390 GX340 GX270 GX240 389cc 13HP 11HP Engine Mini Bike Go Kart Cart Parts Accessories Intake Manifold](https://m.media-amazon.com/images/I/51Jpa5W5PuL.jpg) [**CILOYU PZ30 30mm Carburetor with Exhaust Header Stage 1 Kit Replacement for Predator 420cc 301cc GX390 GX340 GX270 GX240 389cc 13HP 11HP Engine Mini Bike Go Kart Cart Parts Accessories Intake Manifold**](https://www.amazon.com/dp/B0FHCN7KH8)

CILOYU$55.374.1★348%▲rising

3
![GX340 Carburetor for Honda GX390 GX340 Harbor Freight Predator 420cc 301cc Compressor Greyhound 66492 66555 LF182FD LF188FD 11HP 12HP 13 HP Engine](https://m.media-amazon.com/images/I/41VdNWMA1-L.jpg) [**GX340 Carburetor for Honda GX390 GX340 Harbor Freight Predator 420cc 301cc Compressor Greyhound 66492 66555 LF182FD LF188FD 11HP 12HP 13 HP Engine**](https://www.amazon.com/dp/B07C54ST6B)

Pro Chaser$21.384.5★5718%▲rising

4
![TURBOTUNITY GX390 GX340 Carburetor for Honda 11hp 13hp 16100-ZF6-V01 Predator 420 439 459 OHV Engines](https://m.media-amazon.com/images/I/41n7a++4XaL.jpg) [**TURBOTUNITY GX390 GX340 Carburetor for Honda 11hp 13hp 16100-ZF6-V01 Predator 420 439 459 OHV Engines**](https://www.amazon.com/dp/B0CWNM5FSR)

TURBOTUNITY$19.204.8★517%▼falling

5
![YAMAKATO 420cc 389cc 459cc 338cc Carburetor for Honda and Clone Predator 420 cc GX340 GX390 Performance Upgrade w/Jet](https://m.media-amazon.com/images/I/41OiYuHj6pL.jpg) [**YAMAKATO 420cc 389cc 459cc 338cc Carburetor for Honda and Clone Predator 420 cc GX340 GX390 Performance Upgrade w/Jet**](https://www.amazon.com/dp/B0BZ3VHM6M)

YAMAKATO$32.894.1★816%▲rising

6
![CILOYU PZ30 Carburetor 30mm Carb Exhaust Header Pipe Stage 1 Kit Replacement for Predator 420cc 301cc GX390 GX340 GX270 GX240 13HP 11HP Engine Mini Bike Go Kart Parts with Intake Manifold](https://m.media-amazon.com/images/I/51UTK3fUCcL.jpg) [**CILOYU PZ30 Carburetor 30mm Carb Exhaust Header Pipe Stage 1 Kit Replacement for Predator 420cc 301cc GX390 GX340 GX270 GX240 13HP 11HP Engine Mini Bike Go Kart Parts with Intake Manifold**](https://www.amazon.com/dp/B0FHCQXBZC)

CILOYU$55.484.1★345%▲rising

7
![CILOYU 30mm PZ30 Carburetor Kit with Intake Manifold Replacement for Predator 420 301cc GX390 GX340 GX270 GX240 13HP 11HP Engine Mini Bike Go Kart Cart Parts](https://m.media-amazon.com/images/I/51ystzbkFmL.jpg) [**CILOYU 30mm PZ30 Carburetor Kit with Intake Manifold Replacement for Predator 420 301cc GX390 GX340 GX270 GX240 13HP 11HP Engine Mini Bike Go Kart Cart Parts**](https://www.amazon.com/dp/B0FHCSS6YL)

CILOYU$51.103.6★245%▲rising

8
![Performance PWK34 Carburetor Intake Manifold Kit for Predator 420cc 301cc GX390 GX340 GX270 Engine 11Hp 13Hp Mini Bike Go Kart Cart Lawnmower Water Pump Pressure Washer Parts](https://m.media-amazon.com/images/I/41CzxOK-qZL.jpg) [**Performance PWK34 Carburetor Intake Manifold Kit for Predator 420cc 301cc GX390 GX340 GX270 Engine 11Hp 13Hp Mini Bike Go Kart Cart Lawnmower Water Pump Pressure Washer Parts**](https://www.amazon.com/dp/B0DMNX13D9)

QASKEHKT$83.243.6★214%▼falling

9
![partszen GX340 420cc Carburetor Fit for Honda GX390 GX420 WT40XK1 WT40XK2 WT40XK3 for Harbor Freight Predator 56101 67853 69784 301cc for Greyhound 66492 LF182FD 11HP 13 HP # 16100-ZF6-V00](https://m.media-amazon.com/images/I/41So5B+CzVL.jpg) [**partszen GX340 420cc Carburetor Fit for Honda GX390 GX420 WT40XK1 WT40XK2 WT40XK3 for Harbor Freight Predator 56101 67853 69784 301cc for Greyhound 66492 LF182FD 11HP 13 HP # 16100-ZF6-V00**](https://www.amazon.com/dp/B0BDRV4WC6)

partszen$14.024.5★1044%▼falling

10

![Carburetor Replacement for Harbor Freight Predator 420cc Generator 7000W 8750W 6500W 5000W Compatible with Generac GP5000 GP5500 GP6500 GP7500E GP8500 389cc/5000-9200W RATO R420-III 13HP-16HP Engin](https://m.media-amazon.com/images/I/412wE2P+nXL.jpg) [**Carburetor Replacement for Harbor Freight Predator 420cc Generator 7000W 8750W 6500W 5000W Compatible with Generac GP5000 GP5500 GP6500 GP7500E GP8500 389cc/5000-9200W RATO R420-III 13HP-16HP Engin**](https://www.amazon.com/dp/B0FY3HT1WV)

ZHRANXZ$17.194.0★64%▲rising

11

![MRELC Upgrade Carburetor Air Filter Adapter Pipe Jet Stage 2 Kit for Predator 301cc 420cc 13hp 15hp GX340 GX390 389cc Mini Bike Parts(Red)](https://m.media-amazon.com/images/I/51EQGNkJ8cL.jpg) [**MRELC Upgrade Carburetor Air Filter Adapter Pipe Jet Stage 2 Kit for Predator 301cc 420cc 13hp 15hp GX340 GX390 389cc Mini Bike Parts(Red)**](https://www.amazon.com/dp/B0B6TLZDQM)

MRELC$37.163.9★823%▼falling

12

![CILOYU PZ30 Carburetor 30mm Carb Kit with Intake Manifold Compatible with GX390 GX340 GX270 GX240 Predator 420 301cc Engine Mini Bike Go Kart Cart Parts](https://m.media-amazon.com/images/I/51tjuanBIYL.jpg) [**CILOYU PZ30 Carburetor 30mm Carb Kit with Intake Manifold Compatible with GX390 GX340 GX270 GX240 Predator 420 301cc Engine Mini Bike Go Kart Cart Parts**](https://www.amazon.com/dp/B0FHD7NJ3V)

CILOYU$51.203.6★243%▲rising

13

![Dalom 8750 Carburetor for Harbor Freight Predator 420CC Portable Generator 69671 68530 68525 69672 69674 68529 68526 13HP 14HP 15HP 16HP RATO R420-III 7000/8750 Watt Parts](https://m.media-amazon.com/images/I/41elcsWsXbL.jpg) [**Dalom 8750 Carburetor for Harbor Freight Predator 420CC Portable Generator 69671 68530 68525 69672 69674 68529 68526 13HP 14HP 15HP 16HP RATO R420-III 7000/8750 Watt Parts**](https://www.amazon.com/dp/B07MVW593Y)

Dalom$21.434.6★8243%▼falling

14

![YOXUFA 420cc Carburetor Stage 2 Assembly for Predator 420 301cc 389cc GX390 GX270 GX240 Engine Mini Bike Go Kart Parts](https://m.media-amazon.com/images/I/51uFkFe7N3L.jpg) [**YOXUFA 420cc Carburetor Stage 2 Assembly for Predator 420 301cc 389cc GX390 GX270 GX240 Engine Mini Bike Go Kart Parts**](https://www.amazon.com/dp/B0BZVHWTWC)

YOXUFA$55.543.9★772%▲rising

15

![YGQ 420cc GX390 Huayi P27 Carburetor OEM for Predator Honda GX340 16100-ZF6-V01 11hp 13hp Pressure Washer Snow Blower Mini Bikes Carb Kit](https://m.media-amazon.com/images/I/41COQaldCGL.jpg) [**YGQ 420cc GX390 Huayi P27 Carburetor OEM for Predator Honda GX340 16100-ZF6-V01 11hp 13hp Pressure Washer Snow Blower Mini Bikes Carb Kit**](https://www.amazon.com/dp/B0DG4KCHXQ)

YGQ$24.674.2★502%—flat

**~~Showing 15 of 16 — show all ~~**

## **Product shelf**

All 16 tracked products in this niche.

Top sellersNewestTrending

[![TURBOTUNITY Carburetor 16100-ZF6-V01 for Honda GX390 GX340 Predator 420 11hp 13hp 339 389cc 420cc Engines Mini bike Lawn Mower 4000psi Pressure Washer Carb Replacement](https://m.media-amazon.com/images/I/41JzGcrLUHL.jpg)**TURBOTUNITY Carburetor 16100-ZF6-V01 for Honda GX390 GX340 Predator 420 11hp 13hp 339 389cc 420cc Engines Mini bike Lawn Mower 4000psi Pressure Washer Carb Replacement** TURBOTUNITY**$21.02**4.4★217 reviews](https://www.amazon.com/dp/B0CTBNMNXD) [![CILOYU PZ30 30mm Carburetor with Exhaust Header Stage 1 Kit Replacement for Predator 420cc 301cc GX390 GX340 GX270 GX240 389cc 13HP 11HP Engine Mini Bike Go Kart Cart Parts Accessories Intake Manifold](https://m.media-amazon.com/images/I/51Jpa5W5PuL.jpg)**CILOYU PZ30 30mm Carburetor with Exhaust Header Stage 1 Kit Replacement for Predator 420cc 301cc GX390 GX340 GX270 GX240 389cc 13HP 11HP Engine Mini Bike Go Kart Cart Parts Accessories Intake Manifold** CILOYU**$55.37**4.1★34 reviews](https://www.amazon.com/dp/B0FHCN7KH8) [![GX340 Carburetor for Honda GX390 GX340 Harbor Freight Predator 420cc 301cc Compressor Greyhound 66492 66555 LF182FD LF188FD 11HP 12HP 13 HP Engine](https://m.media-amazon.com/images/I/41VdNWMA1-L.jpg)**GX340 Carburetor for Honda GX390 GX340 Harbor Freight Predator 420cc 301cc Compressor Greyhound 66492 66555 LF182FD LF188FD 11HP 12HP 13 HP Engine** Pro Chaser**$21.38**4.5★571 reviews](https://www.amazon.com/dp/B07C54ST6B) [![TURBOTUNITY GX390 GX340 Carburetor for Honda 11hp 13hp 16100-ZF6-V01 Predator 420 439 459 OHV Engines](https://m.media-amazon.com/images/I/41n7a++4XaL.jpg)**TURBOTUNITY GX390 GX340 Carburetor for Honda 11hp 13hp 16100-ZF6-V01 Predator 420 439 459 OHV Engines** TURBOTUNITY**$19.20**4.8★51 reviews](https://www.amazon.com/dp/B0CWNM5FSR) [![YAMAKATO 420cc 389cc 459cc 338cc Carburetor for Honda and Clone Predator 420 cc GX340 GX390 Performance Upgrade w/Jet](https://m.media-amazon.com/images/I/41OiYuHj6pL.jpg)**YAMAKATO 420cc 389cc 459cc 338cc Carburetor for Honda and Clone Predator 420 cc GX340 GX390 Performance Upgrade w/Jet** YAMAKATO**$32.89**4.1★81 reviews](https://www.amazon.com/dp/B0BZ3VHM6M) [![CILOYU PZ30 Carburetor 30mm Carb Exhaust Header Pipe Stage 1 Kit Replacement for Predator 420cc 301cc GX390 GX340 GX270 GX240 13HP 11HP Engine Mini Bike Go Kart Parts with Intake Manifold](https://m.media-amazon.com/images/I/51UTK3fUCcL.jpg)**CILOYU PZ30 Carburetor 30mm Carb Exhaust Header Pipe Stage 1 Kit Replacement for Predator 420cc 301cc GX390 GX340 GX270 GX240 13HP 11HP Engine Mini Bike Go Kart Parts with Intake Manifold** CILOYU**$55.48**4.1★34 reviews](https://www.amazon.com/dp/B0FHCQXBZC) [![CILOYU 30mm PZ30 Carburetor Kit with Intake Manifold Replacement for Predator 420 301cc GX390 GX340 GX270 GX240 13HP 11HP Engine Mini Bike Go Kart Cart Parts](https://m.media-amazon.com/images/I/51ystzbkFmL.jpg)**CILOYU 30mm PZ30 Carburetor Kit with Intake Manifold Replacement for Predator 420 301cc GX390 GX340 GX270 GX240 13HP 11HP Engine Mini Bike Go Kart Cart Parts** CILOYU**$51.10**3.6★24 reviews](https://www.amazon.com/dp/B0FHCSS6YL) [![Performance PWK34 Carburetor Intake Manifold Kit for Predator 420cc 301cc GX390 GX340 GX270 Engine 11Hp 13Hp Mini Bike Go Kart Cart Lawnmower Water Pump Pressure Washer Parts](https://m.media-amazon.com/images/I/41CzxOK-qZL.jpg)**Performance PWK34 Carburetor Intake Manifold Kit for Predator 420cc 301cc GX390 GX340 GX270 Engine 11Hp 13Hp Mini Bike Go Kart Cart Lawnmower Water Pump Pressure Washer Parts** QASKEHKT**$83.24**3.6★21 reviews](https://www.amazon.com/dp/B0DMNX13D9)

## **Reviews**

What buyers praise and complain about, mined from review topics.

### **What buyers love **

**Size-Overall**39%

*“The carburetor fits like it should”*

**Efficiency**12%

*“engine runs good now”*

**Quality-Overall**11%

*“The gasket quality appeared to be of the same quality as what I removed”*

**Value For Money**11%

*“Great deal”*

**Assembly/Installation**9%

*“Install”*

**Advertised Vs Actual Product**5%

*“just as described”*

**Pressure**2%

*“Worked great put on my pressure washer fired right up”*

**Durability**2%

*“Great durable product fixed my issue no problems”*

**Ease Of Cleaning**1%

*“Faster than cleaning old carburetor”*

**Fuel Efficiency**1%

*“worked perfectly and took care of my issue of fuel starvartion”*

### **What buyers complain about **

**Quality-Overall**26%

*“Poor quality control”*

**Size-Overall**12%

*“not direct fit”*

**Functionality-Overall**11%

*“it won't start”*

**Pressure**10%

*“stock problems with my 4300 psi pressure washer This one arrived next day”*

**Leak-Proof**7%

*“leaks fuel out every orifice”*

**Value For Money**5%

*“my too expensive”*

**Adjustability/Rotatability/Reclining**4%

*“Not adjustable for different applications”*

**Assembly/Installation**4%

*“had problems getting it to set right”*

**Advertised Vs Actual Product**4%

*“Not as pictured”*

**Hard Feel**2%

*“it runs rough”*

#### **Top return reasons**- Size-Overall40% - Defective Material/Parts12% - Compatibility-Overall12% - Functionality-Overall9% - Advertised Vs Actual Product5% - Leak-Proof4% - Mechanism Issues4% - Quality-Overall3% - Assembly/Installation2% - Motor Issues2%