Evinrude 15HP 2-Stroke Outboard Marine Engine Parts

(36 products)

This page is dedicated to Evinrude 2‑Stroke 15 HP outboard engines. Use it to find compatible parts and practical service information, including maintenance tips, commonly replaced items, and troubleshooting guidance. You can also browse our main Johnson/Evinrude collection. Scroll to the bottom of this page to start browsing parts for this engine, and use the Filter & Sort controls on the collection to narrow by horsepower, year range, and part category.

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How to Identify Your 15 HP Model

Find the model number plate on the top outside edge of the clamp bracket, or on top of the swivel bracket (port or starboard).
Read the full model code including suffix letters. Suffixes typically indicate shaft length (S/L), starting method (R = rope, E = electric), and other features. The serial or production number helps pinpoint the year.
Most 15 HP Evinrude two‑strokes share architecture with the 9.9/15 HP family; differences such as jetting, gear ratio, and ignition details vary by year and option.
Being a 2‑stroke, many models use 50:1 fuel/oil premix. If a model is equipped with an oiling system, confirm its setup in the service manual.

Platform Overview

Evinrude 15 HP 2‑Stroke (Inline‑2)

Feature	Description
Configuration	Inline 2‑cylinder, carbureted 2‑stroke; manual or electric start; short or long shaft variants.
Common Models	15 HP 2‑Stroke family (rope/electric start; S/L shaft). Model details vary by year in the 1970s–1990s range.
Advantages	Lightweight, simple to service, good low‑to‑midrange torque for dinghies, tenders, and small fishing boats.
Notes	Many parts are shared across 9.9/15 HP siblings; verify compatibility by model/serial to account for year‑specific carburation and ignition differences.

Routine Maintenance & Service Parts

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

Item	Interval*	Remarks	Parts Link
Gear oil (lower unit)	Every 100 hours or annually	Change more often if water intrusion is suspected or after heavy use; inspect drain/fill plug seals.	Johnson/Evinrude Collection
Spark plugs	Inspect 50 hours; replace yearly	Check gap and color; fouling may indicate rich mixture, old fuel, or excessive oil.	Spark Plugs
Fuel filter / inline filter	Inspect 50 hours; replace each season	Replace sooner if debris or ethanol‑related varnish is present; drain any water separators.	Fuel Filters
Water pump impeller / kit	Every 2–3 seasons or 100 hours	In sandy, silty, or weedy water, inspect annually; weak telltale is an early warning sign.	Water Pump Repair Kits
Anodes (trim/tab/block)	Inspect 50 hours; replace at ~50% wear	Use the correct alloy for your waters (fresh, brackish, or salt) to maximize protection.	Johnson/Evinrude/OMC Anodes
Fuel/oil premix (2‑stroke)	Each fill‑up	Use fresh gasoline with TC‑W3 oil. 50:1 is common; follow your model’s manual if it specifies differently.	Johnson/Evinrude Collection

*Service intervals vary with use, environment, and model year. Always defer to your official service manual.

Frequently Used Parts Categories

Routine Service Kits – Johnson/Evinrude/OMC Service & Maintenance Kits
Cooling System – Water Pump Repair Kits
Fuel System – Fuel Filters
Ignition / Electrical – Electrical Items
Propulsion – Johnson/Evinrude/OMC Propellers
Gearcase – Lower Unit Seal Kits
Corrosion Protection – Johnson/Evinrude/OMC Anodes

Common Symptoms & Quick Checks

Symptom	Check First	Related Parts
Weak telltale or overheat alarm	Inspect intake screen for debris; confirm healthy telltale; check impeller age; verify thermostat operation.	Water pump repair kit, intake screen, thermostat, gaskets
Hard starting or rough idle	Use fresh fuel; verify 50:1 mix; inspect/replace plugs; check idle mixture and air leaks; clean carburetor.	Spark plugs, fuel filter, carb kit/jets, primer bulb/lines
Poor acceleration or power loss	Check prop condition and pitch; confirm compression; test spark on both cylinders; inspect fuel pump diaphragm.	Propeller, ignition components, fuel pump, reeds/carb
Excessive smoke (2‑stroke)	Verify oil ratio; ensure choke is releasing; check idle mixture; use correct TC‑W3 oil.	Spark plugs, carb settings/jets, fuel/oil supply
Gearcase noise or metal in oil	Inspect for water intrusion; check prop shaft for fishing line; test drain/fill plug seals; change gear oil.	Seals, bearings, lower unit seal kit, gear lube

FAQs

Are parts interchangeable between different 15 HP years?

Many items are shared across the 9.9/15 HP 2‑stroke family, but changes in carburetion, ignition, and gear ratio exist. Always confirm with your exact model and serial to ensure fit.

When should I replace the impeller?

For typical use, replace the impeller every 2–3 seasons or about 100 hours. Inspect annually, and replace sooner if the telltale is weak, you run in silt/sand, or the engine overheated.

How often should I change lower unit gear oil?

Change at least once per season or every 100 hours. If oil looks milky, metallic, or burnt, service immediately and inspect seals and bearings.

What information do you need to confirm compatibility?

Please provide the full model number from the clamp or swivel bracket, the serial/production number, shaft length, and whether it is rope or electric start. A clear photo of the nameplate helps.

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