Suzuki 2-Stroke 8HP Outboard Marine Engine Parts

(16 products)

This page is for Suzuki 2-Stroke 8HP outboard engines. It helps you find compatible parts and service information, including maintenance tips, common replacement items, and troubleshooting guidance. You can also browse the main Suzuki 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 8HP Model

Find the nameplate/serial label on the transom clamp bracket or swivel bracket; it shows model code, serial number, and often shaft length.
Model codes for 2‑stroke 8HP commonly include “DT8” plus suffix letters for shaft length (S/L), starting method (R for remote/electric), and other features. Cross‑check the exact suffix when ordering parts.
Two‑stroke vs. four‑stroke: a 2‑stroke 8HP has no crankcase oil dipstick; it runs on premix fuel or an oil‑injection system. Four‑stroke models have an engine oil fill and dipstick.
If the engine has oil‑injection, note the presence of an external/under‑cowl oil tank and related hoses. Record these details to confirm parts compatibility.

Engine Overview

Small 2‑Stroke Platform (8HP)

Feature	Description
Configuration	Two‑cylinder, carbureted 2‑stroke outboard; manual or electric start; tiller or remote options depending on suffix.
Common Models	DT8 series (various suffixes for shaft length/control). Always verify using your exact model code and serial.
Advantages	Lightweight, simple upkeep, strong low‑end torque for small boats and tenders.
Notes	Cooling relies on an impeller‑driven water pump; service it regularly. Fuel is typically 50:1 premix unless equipped with oil injection—follow your service manual.

Routine Maintenance & Service Parts

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

Item	Interval*	Remarks	Parts Link
Gear oil (lower unit)	Every 100 hrs or annually	Inspect for water intrusion (milky oil) and metal. Replace gaskets/seals if contamination is found.	Suzuki Lower Unit Seal Kits
Spark plugs	Inspect every 50 hrs; replace ~100 hrs or annually	Check gap and color; fouling indicates rich mix, excessive idle, or weak ignition.	Suzuki Spark Plugs
Fuel filter (inline)	Every 100 hrs or each season	Replace sooner if debris/water is present; use fresh, ethanol‑managed fuel.	Suzuki Fuel Filters
Water pump impeller/kit	Inspect annually; replace every 2–3 seasons	Service more often in sandy/silty waters or if tell‑tale is weak.	Suzuki Water Pump Repair Kits
Anodes (internal/external)	Inspect every 3 months; replace at ~50% wear	Use the correct alloy for your water (zinc/salt, aluminum/brackish, magnesium/fresh).	Suzuki Anodes
Fuel/oil mix or oil‑injection check	Each refuel (premix) / 100 hrs (injection)	Typical premix is 50:1 with TC‑W3 oil unless specified otherwise. For injection, inspect tank, lines, and pump operation.	Suzuki Hoses
Propeller inspection	Every outing; remove quarterly	Check for dings, bent blades, and fishing line behind the prop; verify shear pin/cotter integrity.	Suzuki Propellers

Frequently Used Parts Categories

Routine Service: Suzuki Service & Maintenance Kits
Cooling System: Suzuki Water Pump Repair Kits
Fuel System: Suzuki Fuel Filters and Fuel Pumps
Ignition / Electrical: Ignition Switch
Corrosion Protection: Suzuki Anodes
Lower Unit & Seals: Suzuki Lower Unit Seal Kits
Propulsion & Handling: Suzuki Propellers | Propeller Guards

Common Symptoms & Quick Checks

Symptom	Check First	Related Parts
Weak tell‑tale or overheat alarm	Inspect intake screen for blockage; verify impeller condition and housing wear; confirm thermostat operation.	Water pump repair kit, impeller, thermostat, intake screen
Poor acceleration or power loss	Check spark plugs, fuel quality, and inline filter; verify choke/primer enrichment; inspect propeller for damage or wrong pitch.	Spark plugs, fuel filter, fuel pump/lines, propeller
Hard starting / rough idle	Prime fuel system; confirm choke operation; clean carburetor passages; check for air leaks at fuel lines and fittings.	Carburetor components, gaskets/hoses, spark plugs, primer bulb
Excessive smoke (2‑stroke)	Verify premix ratio (typically 50:1); drain stale fuel; check choke is not stuck; ensure correct idle speed.	Spark plugs, fuel, carb settings, choke components
Gearcase noise / metal in gear oil	Inspect prop shaft for fishing line; check oil for water/metal; pressure test and reseal if needed.	Lower unit seal kit, gear oil, propeller hardware

FAQs

Are parts interchangeable between different years or platforms?

Some service items look similar across Suzuki 2‑stroke models, but part compatibility can vary by model suffix, shaft length, starting/controls, and year. Always confirm using your exact model code and serial before ordering.

When should I replace the impeller?

Inspect annually and replace every 2–3 seasons, or sooner if you operate in sandy/silty water, see a weak tell‑tale, or experience overheat warnings.

How often should the lower unit gear oil be changed?

For typical recreational use, change every 100 hours or annually. If the oil appears milky (water intrusion) or metallic, service immediately and pressure‑test the gearcase.

What information helps confirm part compatibility?

Provide the model code (e.g., DT8 with suffix), serial number, shaft length (S/L), starting method (manual/electric), control type (tiller/remote), and any visible part numbers on the component you’re replacing.

Ready to find parts for your Suzuki 2‑Stroke 8HP? Browse the main Suzuki collection to filter by horsepower, year, and model.

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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.