Key Features

• Genuine Mountfield replacement designed to meet original equipment specifications for proper fit and function.
• Airtight seal minimizes fuel leakage and vapour loss while keeping dirt and moisture out of the fuel system.
• Durable, fuel‑resistant construction built to withstand regular exposure to petrol and typical outdoor conditions.
• Hand-tighten installation enables quick replacement during routine maintenance without tools.
• OEM‑equivalent solution supports reliable starting and smooth engine performance by maintaining correct fuel system sealing.

Product Details

• Product Type: Fuel tank cap
• Part Number: 118550711/0
• Application: Seals the petrol tank on compatible Mountfield lawnmowers and related equipment
• Function: Prevents fuel leakage, reduces vapour loss, and protects against dirt and moisture ingress
• Design Notes: Genuine Mountfield replacement, meeting original equipment specifications
• Installation Note: Quick, hand-tighten design for straightforward replacement during routine maintenance

Compatibility

• Suitable for Mountfield petrol lawnmowers and related brands fitted with RS100‑series engines or similar designs requiring part 118550711/0
• Explicitly listed compatible models:
  • Mountfield HP41
  • Mountfield HP42R
  • Mountfield HP45
  • Mountfield HP164
  • Mountfield HP180R
  • Mountfield HP414
  • Mountfield S421 HP/PD/RHP/RPD
  • Mountfield S461 HP
  • SP41
  • SP42R
  • SP46
  • SP164
  • SP180R
  • SP414
  • Stiga Collector 43
  • Multiclip 47 Blue / 47S Blue (RS100 engine variants)