
Professional jetski repairs, servicing, ECU tuning, and supercharger rebuilds. Race-proven experts based in Blandford, Dorset with mobile service across the Sou
- Servicing & Repairs
- Performance & Tuning
- Engine Rebuilds
- Racing
Regular servicing is the difference between a season on the water and a season waiting on parts. UK riders deal with salt water, brackish estuaries and long winter layups, all of which punish a personal watercraft far harder than the hours on the clock suggest.
This page lists workshops across the UK that carry out routine servicing and repairs on Sea-Doo, Yamaha, Kawasaki and older two-stroke skis. Some are franchised dealers with brand diagnostic kit; others are independents who have been rebuilding engines for decades. Filter by area to find the ones who can actually take your ski this month.
Listings

Professional jetski repairs, servicing, ECU tuning, and supercharger rebuilds. Race-proven experts based in Blandford, Dorset with mobile service across the Sou
Tallington, Lincolnshire
BRP Platinum Certified Dealer of over 15 years stocking Sea-Doo personal watercraft alongside Can-Am and CFMOTO, with an in-house workshop for servicing, maintenance and repairs and a dedicated jet ski lake for demos.
Sea-Doo
Portishead, Somerset
Authorised Suzuki outboard dealer with chandleries near Bristol offering boat and engine servicing.
Exeter, Devon
Family-run South West marine business providing boat, jetski and trailer storage, servicing and fibreglass repairs.
Battlesbridge, Essex
Battlesbridge workshop servicing, repairing, winterising and rebuilding two-stroke and four-stroke jetskis.
Sea-Doo • Yamaha • Kawasaki
Looe, Cornwall
Looe-based marine engineering company providing engine servicing, repairs and installation across Cornwall.
Yamaha
Sutton, Greater London
Long-established Sutton dealership selling and servicing jetskis alongside motorcycles and quads.
Ballygawley, County Tyrone
Ballygawley workshop offering bespoke Sea-Doo jetski servicing and repairs plus Sea-Doo accessories.
Sea-Doo
Yalding, Kent
Marine engineering company on the River Medway offering repairs, servicing and insured boat transport.
Hayling Island, Hampshire
Marine engineers on the Solent offering jetski servicing alongside RYA engine and powerboat training.
Other
Colchester, Essex
Jetski sales, repairs and upgrades serving Norfolk, Suffolk and Essex.
Sea-Doo • Yamaha
Livingston, West Lothian
Family-run Scottish marine centre offering Sea-Doo sales, servicing, diagnostics and tuning since 1985.
Sea-Doo
Brixham, Devon
Yamaha WaveRunner dealer in Devon with new and used skis, packages, parts and servicing.
Yamaha
Ballymoney, County Antrim
Ballymoney boat and engine specialist offering sales, servicing, parts, valeting and secure watercraft storage.
Hayling Island, Hampshire
Yamaha WaveRunner dealer and personal watercraft specialist on Hayling Island, offering sales, servicing, performance upgrades, hull and craft repairs, winterising and engine and pump rebuilds.
Yamaha
Southampton, Hampshire
Southampton jetski mechanic servicing, repairing and modifying 2-stroke and 4-stroke personal watercraft.
Sea-Doo • Yamaha • Kawasaki
Chard, Somerset
Chard-based marine engineering business offering mechanical servicing with collection and delivery for watercraft.
Basildon, Essex
Basildon dealer of 26 years selling and servicing Sea-Doo, Yamaha and Kawasaki jetskis with diagnostics and tuning.
Sea-Doo • Yamaha • Kawasaki
Sion Mills, County Tyrone
Authorised Yamaha WaveRunner dealer selling, servicing and repairing personal watercraft since 1991.
Yamaha
Poole, Dorset
Independent PWC specialist in Poole offering RIVA performance tuning, servicing, diagnostics, engine rebuilds and parts.
Sea-Doo
Exmouth, Devon
South West based personal watercraft specialist offering sales, servicing and nationwide customer coverage.
Sea-Doo • Yamaha
Polegate, East Sussex
Genuine, OEM and aftermarket jetski parts plus in-house repairs for all makes and models.
Sea-Doo • Yamaha • Kawasaki
Poole, Dorset
Full-time PWC engineer covering Poole, Bournemouth and Christchurch for maintenance, servicing and repairs on all makes.
Sea-Doo • Yamaha • Kawasaki
Brentford, Greater London
Thames boatyard at Lots Ait offering boat building, repairs, moorings and hard-standing storage.
Rochester, Kent
Kent marine engineering firm offering servicing and maintenance for private vessels, outboards and personal watercraft.
Lisnaskea, County Fermanagh
Approved Sea-Doo dealer since 2005 offering new and used sales, servicing, repairs and parts in Northern Ireland.
Sea-Doo
Abersoch, Gwynedd
North Wales boating specialist offering WaveRunner sales, servicing, memberships and personal watercraft experiences.
Yamaha
Scarborough, North Yorkshire
Scarborough marine engineers offering engineering, servicing and laser cleaning for small craft including personal watercraft.
Chichester, West Sussex
Jetski fault diagnosis, servicing, repairs and winterising with full diagnostic software.
Sea-Doo • Yamaha • Kawasaki
South Woodford, Greater London
South Woodford dealership offering Sea-Doo jetski servicing, repair, tuning and winterisation.
Sea-Doo
Deeside, Flintshire
North West workshop servicing and repairing PWC, outboard and inboard engines with full diagnostics.
Yamaha
Deeside, Flintshire
North Wales Yamaha dealer selling and servicing new and used WaveRunner personal watercraft, outboards and boats.
Yamaha
Hampton, Greater London
Thames-based marine engineering specialists offering inboard and outboard engine repairs and boatyard services.
Newcastle upon Tyne, Tyne and Wear
North East marine engineering workshop specialising in PWC repair, maintenance and modification.
Other
Hayes, Greater London
Marine engineering and electrical company at Willow Tree Marina offering engineering, welding and repairs.
Bishops Waltham, Hampshire
Secure, fully insured indoor jetski storage on the South Coast with servicing and launch support.
Sea-Doo
Hexham, Northumberland
Northumberland business selling boats and jetskis with parts, chandlery, trailers and servicing.
Angmering, West Sussex
Angmering boat builders and repairers servicing boats, yachts, RIBs and jetskis under one roof.
Wolverhampton, West Midlands
Midlands Yamaha WaveRunner and outboard main dealer offering sales and full servicing.
Yamaha
Poole, Dorset
Platinum Sea-Doo dealership based in Poole Harbour, established 1991, for watercraft sales and servicing.
Sea-Doo
Rochester, Kent
Medway watersports centre selling jetskis and providing spares, repairs and servicing.
Yamaha
Failsworth, Greater Manchester
Sea-Doo dealership near Manchester supplying watercraft, accessories and aftersales support.
Sea-Doo
Wadebridge, Cornwall
Cornwall marine dealer and workshop offering servicing, diagnostics, storage and trailer work for boats and personal watercraft.
Yamaha
Hook, Hampshire
Sea-Doo approved service centre offering servicing, de-winterising bundles and performance tuning.
Sea-Doo
Coventry, Warwickshire
Coventry workshop offering general servicing and electrical diagnostics for Honda, Kawasaki, Sea-Doo and Yamaha jetskis.
Kawasaki • Sea-Doo • Yamaha
St Helens, Merseyside
St Helens garage offering Sea-Doo jetski and boat servicing and repairs across Merseyside and the North West.
Sea-Doo
Whitstable, Kent
Sea-Doo dealer near Whitstable offering jetski servicing, tuning, engine rebuilds and parts.
Sea-Doo
Southend-on-Sea, Essex
Sea-Doo main dealer in Essex with new and pre-owned watercraft, parts, accessories and servicing.
Sea-Doo
Swansea, Swansea
South Wales one-stop shop for jetski servicing, engine rebuilds and parts, with Europe-wide parts delivery.
Sea-Doo • Yamaha • Kawasaki
Truro, Cornwall
Malpas-based marine engineers offering inboard and outboard servicing, diagnostics and full engine rebuilds in Cornwall.
Holyhead, Isle of Anglesey
Anglesey marine workshop offering jetski and boat servicing, repairs, electrical and fibreglass work.
Overview
Oil and filter change on four-strokes, spark plugs, fuel filter, impeller and wear ring inspection, pump grease, hull and hose checks, and a flush after every salt-water run.
Fogging, antifreeze through the cooling circuit, fuel stabiliser, battery removal and conditioning, then a spring recommission and test run before your first launch.
Wear rings and impellers, driveshafts and couplers, pump rebuilds, fibreglass and gelcoat repair, electrical faults, corroded connectors and water-ingress diagnosis.
Costs
Servicing cost depends on the engine type, whether it is a supercharged four-stroke, how long the ski has been standing, and whether parts are OEM or aftermarket. Always ask for the labour rate and whether parts are quoted separately before booking.
A missed service is rarely just a missed service. Salt left in the cooling circuit corrodes from the inside, a worn wear ring quietly costs you top speed and fuel, and a flat battery over winter can take the ECU with it. Booking a jetski service with a workshop that knows your engine is the cheapest insurance you can buy.
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