




Carburettor Bowl O-Ring Compatible With Honda GX390 GX340 GX240 GX270 OEM 16010-ZE2-811
HardRidge Replacement Float Bowl Gasket for Honda GX/GXV Engines
Part Number: 485-974
Replaces OEM: Honda 16010-ZE2-812, 16010-ZE2-811 | MTD 951-11970
Description
This high-quality aftermarket gasket from HardRidge Parts is a reliable replacement for your Honda engine. Many aftermarket parts – including HardRidge – are produced by the same manufacturers that make genuine parts. You may find cheaper options, but it’s unlikely you’ll get the same level of quality unless you’re buying OEM.
HardRidge offers an excellent alternative at a fraction of the cost, delivering brilliant value without compromising on performance.
Compatible Honda Models
- GX240
- GX270
- GX340
- GX390
- GXV270
- GXV340
- GXV390
Specifications
- Not compatible with fuel containing more than 10% ethanol
Why Choose HardRidge?
- ✅ Precision fit
- ✅ Durable, reliable materials
- ✅ Cost-effective alternative to OEM
- ✅ Trusted by professionals
Upgrade with confidence – HardRidge Parts are built to perform.

FAQ
Frequently Asked Questions
Questions we get asked by our customers. If you need more help please get in touch via our chat.
We aim to dispatch all orders within 1 business day. Orders placed before 2pm are usually shipped the same day.
We ship 99% of our orders via Royal Mail. If you select the free shipping option, you will typically receive your parts within 4 working days.
We stock both genuine parts and premium aftermarket alternatives under our own brand, HardRidge Parts, designed for durability and performance.
Each product page includes compatibility information. If you’re unsure, just contact us with your model number—we’re happy to help.
Look for a sticker on the lawnmower deck—it will show the model year and often an ART number. We can identify your machine using that information.
We offer a 30-day return policy. Parts must be unused and in their original condition. Please see our Returns Policy page for full details.
At the moment, we only ship within the UK.
Orders under £30 are sent via Royal Mail 2D tracking, which provides delivery confirmation but not live updates. Orders over £30 are sent with a fully tracked service via Royal Mail or Evri.
You can email us atsales@outdoorspares.comor use the contact form on our Contact Us page. We typically respond within 24 hours on business days. We also offer live chat and usually reply straight away, though during busy periods it may take a little longer.