Short guide on how Guascor E312 / E318 engine spare parts maual structured
Keeping Guascor E318 & E312 Marine Engines Alive
 |
Engine Parts Group |
Guascor E318 & Guascor E 312 Engine Part Group Description |
| 10 | CILYNDER BLOCK AND FIXED PARTS |
| 10 | CRANKCASE BREATHER |
| 10 | OIL SUMP |
| 10 | CYLINDER HEAD, VALVE AND ROCKER ARM |
| 15 | MOVING PARTS |
| 15 | TIMING, CAMSHAFT & DRIVING |
| 20 | FRESH WATER CENTRIFUGAL PUMP |
| 20 | RAW WATER CENTRIFUGAL PUMP |
| 20 | E 318 TA2 RAW WATER CENTRIFUGAL PUMP |
| 20 | RAW WATER SELF-SUCTION PUMP |
| 20 | HEAD EXCHANGER AND THERMOSTAT BOX |
| 20 | WATER OUTLET MANIFOLD |
| 20 | FAN AND DRIVING |
| 25 | OIL PUMP AND SUCTION PIPING |
| 25 | LUBRICATING GENERAL MANIFOLD |
| 25 | OIL FILTER |
| 25 | OIL COOLER AND PIPING |
| 25 | OIL SUMP DRAIN PUMP |
| 25 | LUBRICATING AND DRAIN PUMP |
| 30 | FUEL DOUBLE FILTER |
| 30 | FUEL SINGLE FILTER |
| 30 | E 212 INJECTION PUMP AND PIPING |
| 30 | E 318 INJECTION PUMP AND PIPING |
| 30 | INJECTION PUMP CONTROL |
| 30 | INJECTOR AND LEADK NOZZLE |
| 30 | INJECTION AND FUEL PIPING |
| 35 | INTAKE MANIFOLD |
| 40 | E 212 TA COOLED EXHAUST MANIFOLDS |
| 40 | E 212/318 COOLED EXHAUST MANIFOLDS |
| 40 | E 212 T DRY EXHAUST MANIFOLDS |
| 40 | E 318 DRY EXHAUST MANIFOLDS |
| 45 | E 212 T TURBOCHARGING |
| 45 | E 212 TA TURBOCHARGING |
| 45 | E 212 TA AIR COOLER |
| 45 | E 318 T TURBOCHARGING |
| 45 | E 318 TA/TA2 TURBOCHARGING |
| 45 | E 318TA/TA2 AIR COOLER |
| 50 | CONTROL |
| 55 | PNEUMATIC STARTER |
| 55 | PNEUMATIC STARTER DISMANTLING |
| 55 | LUBRICATOR DISMANTLING |
| 55 | STARTING AIR RECEIVER |
| 55 | ELECTRIC STARTER |
| 55 | AUXILIAR POWER TAKE AND BATTERIES CHARGE ALTERNATOR |
| 60 | CONTROL PANEL AND STANDARD ELEMENTS |
| 65 | FLEXIBLE COUPLING |
| 65 | GEAR BOX ADAPTATION |
| 75 | STANDARD TOOLS |
⚙️ Keeping Guascor E318 & E312 Marine Engines Alive: A Lifeline for Operators Worldwide
🌍 Still Running Strong—But Left Behind
The Guascor E318 and E312 marine engines have long been trusted workhorses in fleets across the globe. Known for their robust design, fuel efficiency, and reliability, these engines have powered fishing vessels, cargo ships, and auxiliary systems for decades. Even today, many operators continue to rely on them to earn their living—especially in regions where budgets are tight and engine replacement is simply not an option.
However, these engines are now officially obsolete, and Guascor Energy no longer supports them. Spare parts are increasingly difficult to source, and technical documentation is scarce. This leaves countless operators in a difficult position: dependent on aging engines with no clear path to maintenance or repair.
🛠️ Why We Step In
We believe that no operator should be left stranded simply because their engine is no longer supported by the manufacturer. That’s why we’ve made it our mission to:
- 🧠 Share insider knowledge built over decades of hands-on experience
- 📘 Provide exclusive access to the E-series spare parts manual on our website
- 🔍 Help clients identify part numbers and descriptions with precision
- 🧩 Supply hard-to-find components in limited quantities to extend engine life
Our goal is simple: to keep these engines running for as long as possible, so operators can continue doing what they do best—without being forced into costly upgrades they can’t afford.
📦 Critical Parts We Still Offer
We maintain a curated inventory of essential components for the E318 and E312 engines. These parts are no longer available from Guascor, but we’ve worked tirelessly to source and stock them in limited quantities:
| Component | Function / Importance |
|---|---|
| Air Cooler | Regulates intake air temperature for optimal combustion |
| Big-End Bolt | Secures connecting rods to crankshaft—critical for engine integrity |
| Captors and Sensors | Monitor engine parameters like temperature, pressure, and RPM |
| Crankshaft | Central rotating shaft—core of engine operation |
| Crankshaft Seal | Prevents oil leakage from crankcase |
| Cylinder Head Gasket Kit | Ensures proper sealing between cylinder head and block |
| Cylinder Liner | Houses piston movement—subject to wear and corrosion |
| Valve Kits | Includes intake/exhaust valves, guides, springs—vital for airflow and combustion |
| Diesel Filter and Pre-Filter | Protects fuel system from contaminants |
| Engine Stop Solenoid | Controls fuel shut-off for emergency stops |
| Fuel Pump | Delivers fuel under pressure to injectors |
| Gasket and Gasket Kit | Maintains seals throughout engine components |
| Injector | Atomizes fuel into combustion chamber |
| Injector Components | Includes nozzles, pins, seals—essential for injector function |
| Liner Shim and Seal | Ensures proper liner fit and sealing |
| Main Bearing Set | Supports crankshaft rotation—critical for engine longevity |
| Connection Rod Bearing | Facilitates smooth piston movement |
| Starter Motor | Initiates engine rotation during startup |
| Oil Jet, Piston Cooling | Directs oil to cool pistons during operation |
| Oil Pressure Relief Valve | Regulates oil pressure to prevent damage |
| Oil Pump | Circulates oil for lubrication and cooling |
| Piston Ring Kit | Seals combustion chamber, controls oil consumption |
| Pistons and Pistons Kit | Converts combustion energy into mechanical motion |
| Rocker Cover Gasket | Seals valve cover to prevent oil leaks |
| Sea Water Pump | Circulates seawater for engine cooling |
| Sealing Ring | Used in various joints to prevent fluid leakage |
| Thermostat | Regulates engine temperature |
| Timing Parts | Synchronize valve and piston movement |
| Turbocharger | Increases engine power by forcing more air into combustion chamber |
| Turbocharger Repair Kit | Includes bearings, seals, and gaskets for turbo maintenance |
| Valve Tappet | Transfers camshaft motion to valves |
| Valves, Inserts, Guide and Spring | Complete valve train components |
| Water Pump | Circulates coolant through engine |
| Water Pump Repair Kit | Includes impeller, seals, and gaskets for pump overhaul |
These parts are available in limited quantity, and we encourage operators to contact us early to secure what they need.
📘 Free Access to the E-Series Manual
To further support our clients, we offer free access to the Guascor E-series spare parts manual on our website. This resource enables operators to:
- Identify exact part numbers
- Understand component functions
- Plan maintenance and overhauls with confidence
We’re proud to make this knowledge available, because we know how vital it is for those who depend on these engines every day.
🤝 Our Commitment
We’re not just a supplier—we’re a partner in keeping your engine alive. Whether you're running a small fishing vessel or a coastal transport boat, we understand the challenges of operating on a tight budget. That’s why we do everything we can to provide the parts, knowledge, and support you need to keep going.
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