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Volvo Penta 4-Stroke 110-165HP Marine Engine Parts

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This page is dedicated to Volvo Penta 4‑Stroke 110–165HP marine engines. Use it to quickly find compatible parts and practical service information, including maintenance tips, common replacement items, and troubleshooting guidance. You can also browse our main Volvo Penta collection. Scroll to the bottom of this page to start browsing parts for this engine, and on the collection page use the Filter & Sort controls to narrow results by horsepower, year range, and part category.

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How to Identify Your 110–165HP Model

  • Locate the engine data plate on the cylinder block or valve cover; the drive unit (saildrive/sterndrive) has its own tag on the housing or transom bracket.
  • Note the full model designation and serial number. Suffixes often indicate configuration details such as gear ratio, cooling setup, or control type.
  • For packages using saildrives, check the drive series (e.g., 110S, 120S, 130S, 150S) on the drive tag—the series affects seals, anodes, and water pump parts.
  • Confirm whether your installation is inboard with saildrive, straight inboard shaft, or Aquamatic sterndrive, as many service parts are drive‑specific.

Platform Overview

Inboard Diesel with Saildrive (110S/120S/130S/150S series)

Feature Description
Configuration 4‑stroke inboard diesel coupled to an integrated saildrive unit; raw‑water cooled heat‑exchanger system.
Common Models Packages in the 110–165HP range paired with 110S/120S/130S/150S saildrives (series as indicated on the drive tag).
Advantages Efficient propulsion for sailboats, smooth thrust, compact installation.
Notes Anodes, seals, and some cooling components are saildrive‑series specific—verify the series and serial before ordering.

Inboard/Sterndrive (Aquamatic) Packages

Feature Description
Configuration 4‑stroke diesel or gasoline engine mated to a sterndrive; raw‑water or closed‑cooling variants.
Common Models 110–165HP packages used on small cruisers and runabouts; confirm exact drive family via transom shield and drive tag.
Advantages Good mid‑range torque and service access; broad parts availability.
Notes Impellers, anodes, bellows, and gearcase seals vary by drive series; match parts to model/serial.

Routine Maintenance & Service Parts

Intervals below are general guidelines for typical Volvo Penta 4‑stroke packages. Always follow the procedures and schedules in your official service manual.

Item Interval* Remarks Parts Link
Engine oil + filter Every 100 hours or annually Use oil meeting the spec for your engine (diesel/gas). Change sooner in harsh duty. Volvo Penta Oil Filters
Gear oil (saildrive/sterndrive) Every 100 hours or annually Inspect for water intrusion (milky oil). Replace seals if leaks are found. Volvo Penta Lower Unit Seal Kits
Spark plugs (gasoline models) Inspect 100 hrs; replace 300 hrs or annually Not applicable to diesel models. Gap to spec; replace if fouled or worn. Spark Plugs
Fuel filter / water separator Every 100 hours or annually Drain water bowl regularly; replace sooner if contaminated fuel is suspected. Volvo Penta Fuel Filters
Water pump impeller / kit Every 200 hours or 2 years Replace annually in sandy/silty or warm‑water use; inspect pump housing for wear. Volvo Penta Water Pump Repair Kits
Anodes (zinc/aluminum/magnesium) Inspect 50 hours; replace when 50% depleted Choose alloy for your water type (salt/brackish/fresh). Clean contact surfaces. Volvo Penta Anodes
Drive/serpentine belt Inspect 100 hours; replace 300 hours or 2 years Look for cracks or glazing; re‑tension per spec. Belts
Annual service kit Annually or 100 hours Bundle of common maintenance items for your engine/drive variant. Volvo Penta Service & Maintenance Kits

Frequently Used Parts Categories

Common Symptoms & Quick Checks

Symptom Check First Related Parts
Overheat alarm or weak raw‑water flow Inspect sea strainer, intake screen, and impeller; verify hose clamps and routing. Water pump kit, thermostat, intake screen, hoses, anodes.
Poor acceleration or loss of power Check fuel quality and filters; inspect prop for fouling/damage; confirm boost/air restrictions. Fuel filters, fuel pump, injectors, air filter, propeller.
Hard starting or rough idle Verify battery voltage and cables; check glow‑plug (diesel) or ignition components (gas); look for air leaks on fuel side. Starters, sensors, fuel filters, injectors, spark plugs (gasoline).
Gearcase noise or metal in gear oil Check lubricant level/condition; inspect propshaft seal area for fishing line or leaks. Lower unit seal kit, bearings, gaskets, prop hardware.
Vibration at certain RPM Inspect prop balance and blades; verify engine mounts and alignment; check for fouling. Propeller, engine mounts, alignment shims, bearings.

FAQs

Are parts interchangeable between different saildrive series (110S/120S/130S/150S)?

Some items may cross over, but many seals, anodes, and cooling components are specific to the saildrive series and gear ratio. Always match parts to your drive’s exact series and serial number.

When should the raw‑water impeller be replaced?

As a rule of thumb, replace the impeller every 200 hours or two seasons—annually if operating in sandy/silty or warm waters, or whenever reduced flow, overheating, or vane damage is found.

How often should gear oil be changed in the saildrive or sterndrive?

Change every 100 hours or annually. If oil appears milky or contains metal particles, address sealing and internal wear before further use.

What information do you need to confirm part compatibility?

Please provide the engine model and serial number, the drive model/series (and its serial), boat year/model, and any existing part numbers. Clear photos of the nameplates help us verify fitment quickly.

Ready to find the right parts? Browse the main Volvo Penta collection and filter by horsepower, year, and model to zero in on your engine.

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If you’re unsure about your model, send us a photo of the nameplate and the part you need and we’ll help verify compatibility.
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