---
title: "Inspection/Replacement of Cylinder Liners"
ocid: "ocds-h6vhtk-059c72"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-059c72"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-059c72.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-059c72.json"
source: "Find A Tender Service"
current_stage: "Award"
buyer: "SELLAFIELD LIMITED"
published: "2025-09-18"
---

# Inspection/Replacement of Cylinder Liners

Buyer: SELLAFIELD LIMITED  
Current stage: Award  
OCID: ocds-h6vhtk-059c72

[View canonical contract page](https://d3tenders.com/contract/?ocid=ocds-h6vhtk-059c72)  
[Download OCDS JSON](https://d3tenders.com/contract/ocds-h6vhtk-059c72.json)

## Summary

Sellafield Limited, a public authority under sub-central government, has concluded a contracting process titled "Inspection/Replacement of Cylinder Liners" for diesel generators 1, 2, and 3. This procurement, classified under the services category and concerning repair and maintenance services of generators, took place through a direct award to Allen Diesels Ltd, a large-scale supplier based in Bedford. The procurement stage was complete as of 18th September 2025, with the contract award notice published on 17th September 2025. The contract, valued at £322,483.20 gross, covers work to be carried out from 1st October 2025 to 29th December 2025, primarily within the UKD11 region of the United Kingdom.

This tender presents potential opportunities for businesses specialising in generator repair and maintenance services, particularly those equipped to work on diesel engines and possess OEM capabilities. Such businesses can leverage this contract to expand their client base and enhance their portfolio in servicing complex mechanical installations within the energy sector. Companies with expertise in intellectual property and exclusive rights pertaining to single suppliers could find similar procurement processes appealing, as demonstrated by the direct award rationale employed in this instance. Interested parties should note the importance of establishing strong credentials and maintaining industry-specific qualifications to stand a competitive chance in similar future opportunities.

## Notice

Inspection/Replacement of Cylinder Liners - Diesel Generators 1,2, and 3 by OEM.

### Procurement Information

Supplier conducting repair/maintenance work on their own diesel engines.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/057754-2025 |
| Notice type | UK6 - Contract Award Notice |
| Procurement type | Standard |
| Procurement category | Services |
| Procurement method | Direct |
| Procurement method details | Direct award |
| Tender suitability | Not specified |
| Awardee scale | Large |
| All stages | Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 18 Sep 2025 |
| Submission deadline | Not specified |
| Future notice date | Not specified |
| Award date | 16 Sep 2025 |
| Contract period | 30 Sep 2025 - 29 Dec 2025 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | Not specified |
| Lots value | Not specified |
| Awards value | £268,736 |
| Contracts value | Not specified |

## Status

| Field | Value |
| --- | --- |
| Tender status | Complete |
| Lots status | Complete |
| Awards status | Pending |
| Contracts status | Not specified |

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | SELLAFIELD LIMITED |
| Locality | WARRINGTON |
| Post town | Warrington |
| Postcode | WA3 6GR |
| Country | England |
| ITL 1 | TLD North West (England) |
| ITL 2 | TLD6 Cheshire |
| ITL 3 | TLD61 Warrington |
| Local authority | Warrington |
| Electoral ward | Birchwood |
| Westminster constituency | Warrington North |
| Delivery location | Not specified |

## Supplier

| Field | Value |
| --- | --- |
| Number of suppliers | 1 |
| Supplier names | ALLEN DIESELS |

## CPV Codes

### Divisions

- 50 - Repair and maintenance services

### Codes

- 50532300 - Repair and maintenance services of generators

## Release History

- 18 Sep 2025 at 13:39 - Award - UK6 - Contract Award Notice - https://www.find-tender.service.gov.uk/Notice/057754-2025
- 17 Sep 2025 at 14:23 - Award - UK5 - Transparency Notice - https://www.find-tender.service.gov.uk/Notice/057421-2025

## Documents

- https://www.find-tender.service.gov.uk/Notice/057754-2025
  18th September 2025 - Contract award notice on Find a Tender
- https://www.find-tender.service.gov.uk/Notice/057421-2025
  17th September 2025 - Transparency notice on Find a Tender

## Notice URLs

- https://www.gov.uk/government/organisations/sellafield-ltd
- https://www.legislation.gov.uk/ukpga/2023/54/contents

## Provenance

This Markdown file is an alternate public rendering of the D3 Tenders contract record. The canonical page is https://d3tenders.com/contract/?ocid=ocds-h6vhtk-059c72. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-059c72.json.