Yamaha FZ1 / FZ1000 / FZS1000 Fazer 1000 

Stainless Steel Radiator Cap – 1.1 Bar

Key Features
  • Pressure rated: 1.1 bar (approx. 16 psi)
  • British made stainless steel radiator pressure cap
  • Fitment: Yamaha FZ1 / FZ1000 / FZS1000 Fazer 1000
  • Small neck type: Fits most radiators with a 43 mm filler neck
Product Details

This 1.1 bar stainless steel radiator pressure cap is a British made replacement suitable for Yamaha performance motorcycles using the small 43 mm filler neck.

Fits:
Yamaha FZ1 / FZ1000 / FZS1000 Fazer 1000
Yamaha FZ1 (2001–2005)

The 1.1 bar (approx. 16 psi) rating helps raise the coolant boiling point, supporting stable cooling performance during everyday and spirited riding.

Please note: Always compare the measurements below and the listing photos with your existing radiator cap, as different cap and neck types may be fitted.

Specification Details
Brand Unbranded / British Made
Condition New
Material Stainless Steel
Pressure Rating 1.1 Bar (approx. 16 psi)
Filler Neck Size 43 mm (small neck)
Cap Outside Diameter 45 mm (65 mm including wings)
Spring Length 20 mm (base of cap to end of spring)
Internal Measurement 16 mm (inside rubber washer to end of spring)
Shipping & Returns

Shipping: Fast dispatch from the UK. International shipping available. Tracking provided where possible.

Returns: 30-day returns accepted. Buyer pays return postage unless otherwise stated.
Need Help or Want More

If you are unsure about fitment, message us with your bike details or a photo of your existing cap and radiator neck.

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