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Mercruiser Alpha One Gen 1 water pump upper gasket. This gasket fits between the pump housing and wear plate.

If you need to order multiple items from our shop, we will reduce the postage costs when processing your order, or call us on 01326 370060. We will send any amount of Mercruiser or Mariner/ Mercury parts out to you for £7.00 in total via TNT. Please note we are only able to despatch within the UK.

We are main dealers for Mercruiser in Cornwall and all our products are Genuine OEM UK main dealer supplied products from Barrus UK.

Fits;
Alpha 1 (Gen I) 1983-1990
Alpha 1 SS (high performance) 1986-1989

Mercruiser Part No: 27-858524


Mercruiser Alpha One Water Pump Upper Gasket Part Number 27 858524 £3.30
Mercruiser Alpha One Water Pump Upper Gasket. Part Number 27-858524
Postage £2.00
Total £5.30


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