Worcester Bosch SIT Sigma gas valve, part number 8-716-116-515-0 (87161165150). This is the updated part number and replaces the previous part number 8-718-221-347-0.
Please note that other types of gas valve were fitted to these boilers. If you are unsure which valve your boiler uses, please contact us before ordering so we can confirm compatibility.
We recommend that all gas parts are fitted by a fully qualified Gas Safe Registered Engineer.
Product Specifications
| Specification |
Details |
| Brand |
Worcester Bosch |
| Part Number |
8-716-116-515-0 (87161165150) |
| Previous Part Number |
8-718-221-347-0 |
| Type |
Gas Valve |
Delivery & Returns
Delivery: Orders placed before 2pm (Mon–Fri) are usually dispatched the same working day via our trade courier network. Standard UK mainland delivery typically takes 1–3 working days, with next-day delivery available at checkout for most postcodes. Delivery charges are calculated at checkout based on order size and destination.
Returns: Unused items in their original packaging can be returned within 30 days of delivery for a full refund or exchange. Faulty or incorrectly supplied items are covered under warranty and will be replaced or refunded at no extra cost. Some made-to-order or special-order items may not be eligible for return — please contact us before ordering if you're unsure.
For delivery queries or to arrange a return, please contact our team.
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