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Evinrude 80HP 2-Stroke Outboard Marine Engine Parts

(16 products)

This page is tailored for Evinrude 2-Stroke 80HP outboard engines. Use it to find compatible parts and practical service guidance. Below you’ll find maintenance tips, common replacement parts, and troubleshooting help. You can also browse our main Evinrude/Johnson collection at any time. Scroll to the bottom of this page to start browsing parts for this engine, and remember: on the collection page you can use the Filter & Sort controls to narrow results by horsepower, year range, and part category.

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How to Identify Your 80HP Model

  • Find the nameplate/serial plate on the transom bracket or swivel bracket. It lists the model designation and serial (or production) number.
  • Read the model code: the base “80” indicates horsepower; suffix letters often denote features such as shaft length (S=15", L=20", XL=25"), trim/tilt, and electric start.
  • Platform clues: most 80HP two-strokes are 3‑cylinder models. Cowling decals and carburetor count can help confirm the configuration.
  • Year confirmation: match your model/serial to a parts listing or manual. Many service parts interchange across the 70–90HP 3‑cylinder family, but always verify by model code.

Engine Overview

3‑Cylinder 2‑Stroke (80HP)

Feature Description
Configuration Inline‑3, carbureted 2‑stroke; compact powerhead with loop‑charged scavenging on many variants.
Common Models Evinrude 80HP 3‑cylinder two‑stroke models across multiple years; shares many service parts with the 75/90HP 3‑cyl family. Verify by model/serial.
Advantages Light weight, strong hole‑shot, straightforward maintenance, widely available service parts.
Notes Use NMMA TC‑W3 oil. If equipped with oil injection, inspect hoses and pump function; otherwise premix (commonly 50:1) per your manual. Replace the impeller regularly and check gear oil annually.

Routine Maintenance & Service Parts

Intervals below are general guidelines. Always follow the official service manual for your exact model and operating conditions.

Item Interval* Remarks Parts Link
Gear oil (lower unit) Every 100 hours or annually Change sooner after water intrusion or heavy use. Inspect drain/fill screw gaskets. Johnson/Evinrude/OMC Service & Maintenance Kits
Spark plugs Inspect 50 hours; replace ~100 hours Use correct heat range and gap; replace as a set for best results. Spark Plugs
Fuel filter (inline) Inspect 50 hours; replace annually Drain/replace more often with stale or contaminated fuel; consider water‑separating filter. Fuel Filters
Water pump impeller/kit Every 2 years or 200 hours Replace sooner after overheating or sandy/weed‑heavy use. Johnson/Evinrude/OMC Water Pump Repair Kits
Anodes (sacrificial) Inspect every 50 hours; replace at ~50% wear Choose alloy for your water type (fresh/brackish/salt). Johnson/Evinrude/OMC Anodes
Propeller & hub inspection Check every service/season Remove debris, check for bent blades and spun hubs; keep a spare on board. Johnson/Evinrude/OMC Propellers
Oil injection hoses / Premix check Inspect annually If VRO/oil injection is fitted, inspect hoses and clamps; if premix, follow manual (commonly 50:1) with TC‑W3 oil. Johnson/Evinrude/OMC Hoses
Lower unit seals (if leaking) As needed Replace when water is found in gear oil, after fishing line seal damage, or visible leaks. Johnson/Evinrude/OMC Lower Unit Seal Kits

Frequently Used Parts Categories

Common Symptoms & Quick Checks

Symptom Check First Related Parts
Weak tell‑tale stream or overheat alarm Intake screens for blockage, impeller wear, thermostat sticking, kinked hoses Water pump repair kit, impeller, thermostat, intake screen, cooling hoses
Poor acceleration or power loss Damaged prop or spun hub, fouled spark plugs, clogged fuel filter, compression Propeller, hub kit, spark plugs, fuel filter, fuel pump
Hard starting / rough idle Spark quality, primer bulb and fuel lines, carb synchronization/idle mix, air leaks Spark plugs, fuel hoses, fuel pump, carburetor service parts
Excessive smoke (2‑stroke) Fuel/oil mix ratio, stuck choke/enrichment, thermostat not closing, low operating temp Spark plugs, thermostat, choke/enrichment components
Gearcase noise or metal in gear oil Oil level/condition, water intrusion (milky oil), prop shaft fishing line damage Lower unit seal kit, bearings, shims, gear lube and gasket washers

FAQs

Are parts interchangeable between different years of 80HP models?

Many items cross over within the 70–90HP 3‑cylinder family, but ignition, carburetion, and gearcase details can vary by year and model suffix. Always confirm with your exact model and serial.

When should I replace the water pump impeller?

As a rule of thumb, replace every 2 seasons or ~200 hours, and immediately after any overheat or sandy/weed‑heavy operation. If the tell‑tale weakens, service the pump sooner.

How often should I change lower unit gear oil?

Change at least annually or every 100 hours, and inspect for water contamination (milky appearance). Replace drain/fill plug gaskets each time.

What information do I need to confirm part compatibility?

Provide model code, serial/production number, shaft length, control type (tiller/remote), electric start/trim features, and approximate year. Photos of the nameplate and the part help ensure a correct match.

Ready to find parts by horsepower, year, and model? Browse the main Evinrude/Johnson collection to get started.

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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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