WOODWARD · REGULATEURS EUROPA · HEINZMANN · GOVERNORS AMERICA · YANMAR

Marine Governor
Spare Parts

Genuine, OEM-equivalent and Alang-reconditioned governor parts for mechanical-hydraulic and electronic speed control systems — dispatched worldwide in 24-48 hours from Bhavnagar, India.

Genuine, OEM-equivalent & reconditioned options24-48 hour worldwide dispatchAlang-sourced governors fully bench-testedDirect supply to UAE, Singapore & Europe
Marine engine governor spare parts - Woodward, Regulateurs Europa, Heinzmann ballheads, pilot valves and springs supplied by Wattmare
5+
Governor brands supplied
24hr
Emergency dispatch window
100%
Reconditioned units bench-tested
3
Part grades: genuine, OEM-equiv, recon

A failed engine governor is one of the few faults that can put a vessel on standby in minutes — speed hunts, the engine trips on overspeed, or load-sharing collapses across a paralleled plant. Wattmare supplies governor spare parts for the speed-control systems that sit on virtually every marine main and auxiliary engine afloat, covering mechanical-hydraulic, electro-hydraulic and fully electronic governors. We stock and source parts for Woodward, Regulateurs Europa, Heinzmann, Governors America and Yanmar units, in genuine, OEM-equivalent and reconditioned grades.

Operating from Bhavnagar beside the Alang ship-recycling yard gives us direct access to governors removed from decommissioned vessels — drive shafts, ballhead assemblies, pilot valves and actuators that are stripped, inspected and bench-tested before resale. That same network feeds our main engine and auxiliary engine programmes. Whether you need a complete reconditioned governor or a single seal kit, we ship to UAE, Singapore and Europe within 24-48 hours.

ANATOMY OF A MARINE GOVERNOR

Every part you see,
we supply.

A marine mechanical-hydraulic engine governor — the same architecture as Woodward UG/PG, Regulateurs Europa and Heinzmann units. These are the wear parts that hold engine speed.

Marine engine governor with every wear part supplied by Wattmare
Ballhead & flyweightsThe rotating speed sensor — weights and thrust bearing.
Pilot valveMeters control oil to the power piston — a precision wear part.
Power piston / servoHydraulic muscle that moves the fuel-rack output.
Speeder springSets the speed reference against the flyweight force.
Compensation needle valveTunes stability and droop — the dashpot circuit.
Terminal shaftOutput shaft and lever to the engine fuel linkage.
Drive shaft & gearTakes the drive from the engine camshaft or gear train.
Gaskets & sealsOil seals, O-rings and gaskets that keep the sump tight.
Every angle
Exploded — every wear part

Every part you see, we supply — genuine, OEM-equivalent or reconditioned from Alang, dispatched in 24–48 hours.

INTERACTIVE 3D

Explore the engine
in 3D.

It rotates on its own as you reach it — drag to spin, scroll to zoom, and inspect every component up close.

● Live 3D model · auto-rotating · drag to spin · scroll to zoom

THE WEAR-PART CATALOGUE

Every wear part
we supply.

New, OEM-equivalent and reconditioned — bench-tested and certified for Woodward, Regulateurs Europa, Heinzmann, Governors America and Yanmar governors. Tap any part to message us on WhatsApp.

Marine governor ballhead / flyweight assembly

Ballhead / Flyweight Assembly

Rotating ballhead with flyweights and thrust bearing — the speed sensor, balanced and tested for Woodward UG/PG and PGA.

OEMReconditioned24–48 hr
Marine governor pilot valve and bushing

Pilot Valve & Bushing

Precision plunger-and-bushing valve sets, lapped to spec — the heart of the control circuit.

OEMReconditioned24–48 hr
Marine governor power piston / servo

Power Piston / Servo

Servo pistons and cylinders with sealing rings, restoring full output force.

OEMReconditioned24–48 hr
Marine governor speeder spring

Speeder Spring

Calibrated speeder and auxiliary springs for every speed range and droop setting.

OEMReconditioned24–48 hr
Marine governor terminal shaft and lever

Terminal Shaft & Lever

Output terminal shafts, levers and bushings to the engine fuel linkage.

OEMReconditioned24–48 hr
Marine governor drive shaft and gear

Drive Shaft & Gear

Drive shafts, gears and bearings that take the drive from the engine.

OEMReconditioned24–48 hr
Marine governor gasket and seal kit

Gasket & Seal Kit

Complete O-ring, oil-seal and gasket kits for a clean, leak-free rebuild.

OEMReconditioned24–48 hr
Marine governor needle valve / dashpot

Needle Valve / Dashpot

Compensating needle valves and dashpot parts that tune stability and droop.

OEMReconditioned24–48 hr

DRY-DOCK & OVERHAUL KITS

Overhaul kits,
boxed per engine.

One quote, one crate — every part for the job, picked to your engine model and cylinder count, so nothing is missing when the engine is opened up.

KIT 01

Service kit

Routine service · annual
What’s inside
  • O-ring & oil-seal set
  • Gaskets, per governor
  • Pilot-valve seal kit
  • Filter / breather
  • Sump drain washers
Get this kit list
KIT 02MOST ORDERED

Overhaul kit

Overhaul · 2–4 yr
What’s inside
  • Pilot valve & bushing
  • Ballhead thrust bearing
  • Speeder & auxiliary springs
  • Power-piston ring set
  • Full seal & gasket set
Get this kit list
KIT 03

Full rebuild kit

Full rebuild · survey / dry-dock
What’s inside
  • Ballhead / flyweight assembly
  • Power piston & servo cylinder
  • Drive shaft, gear & bearings
  • Terminal shaft & lever
  • Complete seal & spring set
Get this kit list

Kits assembled per engine series and cylinder count — genuine, OEM-equivalent or reconditioned, line by line.

Beyond mechanical

Electronic governors
& actuators

We also supply electronic governor spares and digital controls — Woodward 2301A, 505 and UG-Actuator, plus EGB / EG hydraulic actuators and Regulateurs Europa / Heinzmann electronic units — with the same genuine, OEM-equivalent or reconditioned options and 24–48 hour dispatch.

GOVERNOR BRANDS WE SUPPLY

Speed-control parts for every
governor on your engine room

Woodward governor spare parts

Mechanical-hydraulic & electronic

Woodward spare parts

The dominant name in marine governing — from the legendary UG and PGA mechanical-hydraulic units to the 721/723 and ProAct electronic actuators. We carry ballhead and drive assemblies, pilot valve plungers, buffer springs, terminal shaft seals and full overhaul kits for the UG-8, UG-40, PGA and PGG ranges.

UG-8 DialUG-40PGAPGG721ProAct
View Woodward parts
Regulateurs Europa governor spare parts

Viking & Lysander control

Regulateurs Europa spare parts

Widely fitted on European-built medium and slow-speed engines. We supply spares for the Viking mechanical-hydraulic and Lysander electronic governor families — pilot valve bushes, power piston assemblies, speed-setting motors, drive couplings and gasket sets for common workshop overhauls.

VikingLysander11002100Mk2
Heinzmann governor spare parts

Electronic speed governing & actuators

Heinzmann spare parts

German electronic governing specialist used across generator sets and propulsion plant. We source proportional and integral actuators, pickups, control units and linkage hardware for the StG and E-series, plus the magnetic speed sensors and connectors that fail most often in service.

StGE16E30PandarosTheta
Governors America governor spare parts

GAC electronic controls & actuators

Governors America spare parts

GAC electronic governing kit is found on countless auxiliary and emergency gensets. We supply speed-control units, ESD and ADC actuators, magnetic pickups and wiring harnesses for the ESC and ACB ranges — typically the fastest electronic governor parts to dispatch.

ESCESDACBEFCPickup
Yanmar governor spare parts

Built-in mechanical governors

Yanmar spare parts

Yanmar marine auxiliary and propulsion engines run integral mechanical and electronic governors. We carry governor weights, springs, link rods, actuators and seal kits for the EY, NSA, NHL and 6N series, in genuine and OEM-equivalent grades alongside reconditioned units pulled at Alang.

6EY6NNSANHL6AY

PARTS WE STOCK

Find your part
in three taps.

Pick engine, model and part — and message us the exact spec in one tap.

Pick engine · model · part
WhatsApp this part →

Genuine, OEM-equivalent or reconditioned — we confirm condition, certification and price on WhatsApp, usually within the hour.

Cylinder Liners

Original-bore & chrome-plated reconditioned, honed to tolerance.

Piston Crowns

Forged steel crowns & cast skirts — all bore sizes.

Fuel Valves

Nozzles, injectors & high-pressure pipes, bench-tested.

Exhaust Valves

Spindles, seats & cages — Nimonic & reconditioned.

Bearings

Main, crosshead & crankpin shells with certificates.

Turbocharger Spares

Rotors, nozzle rings, bearings & cartridges.

Also in stock

Cylinder CoversFuel Injection PumpsConnecting RodsStarting Air ValvesGaskets, O-Rings & SealsStuds, Nuts & FastenersBottom-end & telescopic pipesCooling-jacket O-ringsValve seats & cagesOverhaul kits

THE ALANG ADVANTAGE

Beside the world’s
largest ship-yard.

Alang ship-recycling yard in Gujarat, India - source of low-hour marine engine spare parts

ALANG · BHAVNAGAR, INDIA

Genuine, low-hour parts no distributor stocks

Bhavnagar sits beside Alang, where ships still running obsolete MAN B&W MC, Sulzer RTA/RND and Mitsubishi UEC engines arrive for scrapping. That gives Wattmare direct access to genuine, low-hour governor parts at 30–50% below European prices — recovered, inspected, measured and certified before they ship.

Reconditioning a marine engine cylinder liner to OEM tolerance on a precision lathe

RECONDITIONED TO OEM TOLERANCE

Up to 70% less, documented like new

Every reconditioned part is honed, machined or refaced back to OEM tolerance, then dimensionally checked, crack-tested and certified — shipping with an inspection report, photographs and a 30-day warranty your surveyor will accept.

WHICH PART IS RIGHT?

Genuine, OEM-equivalent
or reconditioned.

FOR CLASS-CRITICAL WORK

Genuine OEM

Highest price · days–weeks

  • Direct from the original maker
  • Full material & test certificates
  • OEM warranty
  • Best for newbuild & class-critical

FOR PLANNED MAINTENANCE

OEM-equivalent

30–50% less · days

  • Quality aftermarket manufacture
  • Material certificates included
  • Supplier warranty
  • Best for routine planned maintenance

FOR BUDGET & EMERGENCIES

Reconditioned

Up to 70% less · 24–48 hrs

  • Low-hour, recovered ex-Alang
  • Inspection report + photos
  • 30-day, inspection-backed warranty
  • Best for budget & emergency repairs

FROM INQUIRY TO DELIVERY

Sourced, reconditioned
& airborne in 5 steps.

Sourcing marine engine parts at Alang
01

Source at Alang

Low-hour parts recovered from vessels at the world’s largest ship-recycling yard.

Reconditioning marine engine parts
02

Recondition

Liners honed, crowns and valves machined and refaced back to OEM tolerance.

Quality control and measurement of engine parts
03

Inspect & measure

Dimensional checks, NDT crack-detection and pressure testing on every critical part.

Export packing of marine engine spare parts
04

Crate & pack

VCI wrapping, wooden crates and palletisation — photos shared before dispatch.

Air-freight dispatch of marine spare parts worldwide
05

Air-freight worldwide

Export documents handled and on the next flight to your port in 24–48 hours.

FLEETS WE SUPPLY

Parts for every
class of vessel.

Bulk carrier

Bulk Carriers

Woodward UG/PG governors, handysize to capesize.

Crude and product tanker

Tankers

Woodward PGA & Regulateurs Europa for VLCC & MR fleets.

Container ship

Container Ships

Electronic 2301/505 control on feeders to ULCV.

LNG/LPG gas carrier

Gas Carriers

Heinzmann & EG-actuator governors on dual-fuel gear.

General cargo ship

General Cargo

Woodward & Yanmar governors for coasters & MPVs.

Offshore support vessel

Offshore & OSVs

Governors America & PGA on supply & AHTS.

Harbour tug

Tugs & Workboats

Four-stroke main & auxiliary for harbour & ocean tugs.

Pure car and truck carrier

Car Carriers (PCTC)

Obsolete UG/PG governor support, including spares no-one else stocks.

CLASS-APPROVED & DOCUMENTED

Parts your surveyor
will sign off.

Marine governor spare parts in stock at the Wattmare warehouse, Bhavnagar

REAL STOCK · BHAVNAGAR, INDIA

Spare parts by builder, model & part number — dispatched in 24–48 hours

Lloyd’s RegisterDNVBureau VeritasABSClassNKRINA
Surveyor-grade quality control of marine engine parts

SURVEYOR-APPROVED

Inspection reports, measurements & photos with every part

Material test certificates · 30-day warranty on reconditioned parts

MODELS & SPECIFICATIONS

Governors we stock parts for

ModelBore × strokeTypeStatus
MAN B&W S60ME-C8600 × 24002-stroke electronicCurrent
MAN B&W K98MC-C980 × 26602-stroke (obsolete)Obsolete ★
Wärtsilä RT-flex82C820 × 26462-stroke common railServiced
WinGD X92 / X92-DF920 × 34682-stroke dual-fuelCurrent
Mitsubishi UEC60LSII600 × 23002-stroke (UEC)Serviced
Sulzer RTA72 / RTA84720–840 bore2-stroke (Sulzer)Obsolete ★
Sulzer RND90900 × 15502-stroke (legacy)Obsolete ★
Wärtsilä W46F460 × 5804-stroke mediumCurrent
Hanshin LH41410 × 8004-stroke mediumServiced
Pielstick PC4.2570 × 6604-stroke mediumServiced

WHERE WE DELIVER

Spare parts to every
major port on earth.

Container port where Wattmare delivers marine spare parts

24–48HR AIR FREIGHT

From Mumbai to your berth, with live tracking on WhatsApp

Jebel AliFujairahDubaiSingaporePiraeusRotterdamBusanMumbaiChennaiHamburgYokohamaPort KlangColomboHoustonShanghaiHong KongIstanbulAntwerpSuezKaohsiung

… and 20+ countries across the Middle East, Asia, Europe & the Americas

WHERE WE SUPPLY

A supplier for India, the UAE,
Singapore & Europe.

India

Shipped from Bhavnagar beside Alang to Mumbai, Kandla, Mundra, Pipavav, Chennai, Kolkata and Visakhapatnam — same-day dispatch to every Indian port and shipyard.

UAE & Middle East

Air-freight in 12–18 hours to Fujairah, Jebel Ali, Dubai, Sharjah, Abu Dhabi, Dammam and Bahrain — the fastest source for the Gulf.

Singapore & SE Asia

16–24 hours to Singapore, Jurong, Port Klang, Tanjung Pelepas, Hong Kong, Busan and Shanghai — supporting bunker calls and dry-docks across Asia.

Europe & Mediterranean

Delivered to Rotterdam, Hamburg, Antwerp, Piraeus, Istanbul and Tuzla — genuine and reconditioned spares across Europe, Greece and Turkey.

MODELS WE SUPPLY

Governor models we
supply parts for

From the Woodward UG-8 and PGA mechanical-hydraulic units to Heinzmann StG actuators, GAC ESD5500 speed controls and Regulateurs Europa Viking governors — genuine, OEM-equivalent and reconditioned.

Woodward
UG-8 DialUG-8LUG-40UG-25+PGA-58PGA-200PGGPGEV2301A721723PLUSProAct IIProAct IIIEGB-10SG/PSG
Regulateurs Europa
Viking 16Viking 22Viking 25Lysander1100 Series2100 SeriesMk2Mk3Heinzmann-pattern actuatorEGS Series
Heinzmann
StG 6StG 10StG 30E16E30E40PandarosTheta 30KronosDC 6-30 Actuator
Governors America
ESD5500ESD5111ESD5221ESC5500ACB2000ACB275ADC100ADC120EFCSE Magnetic Pickup
Yanmar
6EY186EY226N186N21NSANHL6AY6CH6KE8EY

THE KNOWLEDGE DESK

Understanding marine
governor systems

What a marine governor actually does

The governor holds engine speed at the set point regardless of load. On a single propulsion engine it manages acceleration, overspeed protection and steady-state running; on a paralleled generator plant it also sets droop or isochronous load sharing so that machines share kW correctly. A small fault here shows up as hunting, surging, overspeed trips or one alternator hogging the load — symptoms that send crews looking at the governor long before the engine itself is at fault.

Marine engine governor being calibrated on a governor test bench
Every reconditioned governor is run and calibrated on a test bench before it ships.

Mechanical-hydraulic versus electronic

Mechanical-hydraulic governors such as the Woodward UG and PGA, and the Regulateurs Europa Viking, use a rotating ballhead, pilot valve and hydraulic power piston. They are robust and field-serviceable, which is why so many are still in service and why Alang is a rich source of reconditionable cores. Electronic governors — Woodward 2301A/ProAct, Heinzmann StG, Governors America ESD/ESC — split the speed sensing, control logic and actuator into separate parts, each of which can be replaced individually.

Genuine, OEM-equivalent or reconditioned

For class-critical propulsion control many superintendents specify genuine parts. For ancillary gensets and non-class items, OEM-equivalent components offer the same fit and function at lower cost. Where a complete unit is needed quickly, an Alang-sourced reconditioned governor — fully stripped, re-sealed and bench-tested — is often the fastest route back to sea.

Technician adjusting governor speed droop and needle valve
Speed, droop and compensation are set to your engine’s data before dispatch.

Why the Alang advantage matters

Bhavnagar sits beside the world's largest ship-recycling yard. Governors, actuators and pickups removed from decommissioned vessels pass through our workshop daily, giving us cores for obsolete and hard-to-find models that OEMs no longer stock. This is the same sourcing engine behind our turbocharger and auxiliary engine programmes.

Getting the right part the first time

Governor part numbers are unforgiving — a Woodward UG-8 spring or a GAC actuator must match the exact variant. Always quote the full nameplate and serial. Our team cross-references against OEM data so the kit that arrives fits, and we confirm hydraulic governor oil grade and pickup gap on request before dispatch.

Complete governor overhaul service kit - ballhead, pilot valve, springs, seals
A complete overhaul kit — ballhead, pilot valve, springs, seals and gaskets to your governor model.

FAQ

Questions, answered.

Which governor brands do you supply parts for?

We supply spare parts for Woodward, Regulateurs Europa, Heinzmann, Governors America (GAC) and Yanmar marine governors, covering mechanical-hydraulic, electro-hydraulic and electronic types. We also source other makes on request through our Alang network.

Do you offer genuine, OEM-equivalent and reconditioned parts?

Yes. For most lines we can quote three grades — genuine OEM, OEM-equivalent, and Alang-reconditioned — so you can match budget, lead time and pedigree to each item. Class-critical propulsion control is typically supplied genuine.

What does reconditioned mean for a governor?

Reconditioned governors and assemblies are removed from decommissioned vessels at Alang, fully dismantled, measured against wear limits, reassembled with new seals and springs, and bench-tested for speed response before resale. Worn cores are rejected.

How fast can you dispatch governor parts?

Confirmed orders for stocked items ship the same or next working day, with delivery to UAE, Singapore and Europe typically within 24-48 hours by air freight. Sourced items are quoted with a confirmed lead time.

Can you supply a complete replacement governor?

Yes. Where a full unit is needed quickly we supply complete reconditioned governors and actuators, bench-tested and re-sealed, as well as new genuine units where available from the OEM.

What information do you need to identify the right part?

Send the governor nameplate — model, serial number and the engine it serves — plus a photo of the part if possible. We cross-reference against OEM data to confirm the correct spare before quoting.

Do you stock parts for the Woodward UG and PGA series?

Yes. We carry ballhead and drive assemblies, pilot valve sets, buffer springs, terminal shaft seals and overhaul kits for the UG-8, UG-40, PGA and PGG mechanical-hydraulic governors, plus electronic 2301A and ProAct parts.

Can you supply Heinzmann and GAC electronic actuators?

Yes. We source Heinzmann StG and E-series actuators and pickups, and Governors America ESD, ESC, ACB and ADC speed controls and actuators, in new and reconditioned grades.

My engine is hunting — is it always the governor?

Hunting often originates in the governor (fatigued springs, worn pilot valve, wrong droop) but can also stem from fuel system or injection faults. We can advise on the most likely governor parts, but confirm the diagnosis with your engine maker's procedure.

Do you supply governor parts for obsolete or discontinued models?

Often, yes. Because we draw cores from ships being recycled at Alang, we can frequently supply assemblies and parts for older governors that OEMs no longer stock. Send us the nameplate and we will check availability.

Which regions do you ship to?

We export worldwide, with established air-freight routes to the UAE, Singapore, Europe and other major bunkering and repair ports. We prepare documentation to match your vessel and port-of-delivery requirements.

Do reconditioned governors come tested?

Yes. Every reconditioned governor is bench-tested for speed response and leak-checked after re-sealing. We can share the test record on request before dispatch.

Can you match governor oil grade and pickup gap?

On request we confirm the recommended hydraulic governor oil grade for mechanical-hydraulic units and the correct magnetic pickup air gap for electronic systems before the parts are dispatched.

REQUEST A QUOTE

One message away.

Emergency failure, dry-dock overhaul or a long-term pipeline — send your engine and part and we confirm availability and price on WhatsApp, usually within the hour.

TELL US WHAT YOU NEED

Genuine, OEM, used or reconditioned

Send on WhatsApp →
Marine chief engineer inspecting a governor in the engine room

WHEN A VESSEL IS DOWN

From engine room to dispatch — a 48-hour rescue

One photo on WhatsApp at 03:00; identified in stock beside Alang by 04:30; back at sea in 48 hours.

Alang ship-recycling yard, India - source of genuine and reconditioned governor spare parts

EMERGENCY GOVERNOR SUPPLY

Speed control restored,
vessel back on schedule

Send your engine or governor model and the part you need — we confirm availability, condition and price, usually within the hour.

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