Mountfield RSC100 Lawnmower Engine Service Kit For S421R S461R HP46R
Genuine Mountfield Service Kit – Includes Oil, Air Filter & NGK Spark Plug
Keep your lawnmower engine in top condition with this genuine Mountfield replacement service kit. Built to high standards, this kit ensures optimal performance and longevity for your machine.
✅ Kit Includes:
✔️ 1 Litre Bottle of Universal Engine Oil – Provides excellent lubrication and engine protection
✔️ Genuine Mountfield Replacement Foam Air Filter – Ensures clean airflow for efficient engine performance
✔️ Genuine NGK Spark Plug – Improves ignition, fuel efficiency, and reliability
✅ Compatible Models:
🔹 Alpina:
- BL460 S (2014)
- TI36 G (2013-2019)
🔹 Stiga:
- COLLECTOR 43 (2014-2015)
- DINO 47 (2014)
- SRC36G (2013-2019)
🔹 Mountfield:
- HP164 (2013-2014)
- HP42R (2014)
- HP46R (2012-2013)
- MANOR COMPACT 36 (2016-2019)
- S461 HP (2013, 2012, 2014-2016)
- S461R HP (2013, 2012, 2014) [2012: 299484043/M12]
- S421 HP (2012-2014)
- S421R HP (2014)
- S421R PD (2014)
- SP164 (2014)
- SP42R (2014)
🔹 Engine Models:
- RSC100 OHV (2013-2014)
- RSCT100 OHV (2013-2014)
💨 Fast UK Shipping & High-Quality Genuine Parts!
🛒 Order now to keep your lawnmower running at its best!
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.