QuickMarine 2-Stroke 35HP Outboard Marine Engine Parts

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This page is tailored for QuickMarine 2‑Stroke 35HP outboard engines. Use it to find compatible parts and service guidance, including routine maintenance tips, common replacement items, and troubleshooting checks. You can also browse our main QuickMarine parts collections. Scroll to the bottom of this page to start browsing parts for this engine, and remember that on the collection pages you can use the Filter & Sort controls to narrow results by horsepower, year range, and part category/section.

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How to Identify Your 35HP Model

Find the nameplate/serial plate: usually on the transom bracket (starboard side) or on the swivel bracket. It shows model designation, serial number, and often shaft length.
Decode the model suffix: common letters indicate shaft length (S ≈ 15 in, L ≈ 20 in), control type (tiller vs. remote), and electric vs. manual start.
Confirm it’s a 2‑stroke: look for an oil tank (if oil‑injected) or verify fuel premix instructions near the cowl; 2‑strokes require TC‑W3 outboard oil mixed with gasoline unless oil‑injected.
Note year/region variations: small 35HP two‑strokes can share many parts with nearby 30–40HP families; use the serial/model code to verify exact fit.

Engine Platform Overview

Carbureted Inline Twin/Triple 2‑Stroke (Typical 35HP class)

Feature	Description
Configuration	Carbureted inline 2‑ or 3‑cylinder 2‑stroke outboard; premix or oil‑injected depending on variant.
Common Models	35HP 2‑stroke family in short (S) or long (L) shaft, manual or electric start, tiller or remote control.
Advantages	Lightweight, simple maintenance, strong low‑to‑midrange thrust for small craft and tenders.
Notes	Many service items overlap with 30–40HP families; verify by serial plate. Use fresh fuel and TC‑W3 oil at the ratio specified by your engine decal or manual.

Routine Maintenance & Service Parts

Intervals below are general guidelines for small carbureted 2‑stroke outboards. Always follow the official service manual for your exact model and operating conditions.

Item	Interval*	Remarks	Parts Link
Lower unit gear oil	Every 100 hrs or annually	Check for water intrusion (milky oil). Replace seals if contamination is found.	Service & Maintenance Kits
Spark plugs	Inspect every 100 hrs; replace as needed	Use correct heat range; gap to spec. Replace if fouled or worn.	Spark Plugs
Fuel filter / inline filter	Inspect 50–100 hrs	Replace if contaminated; keep a spare aboard.	Fuel Filters
Water pump impeller / kit	Every 2–3 years (or 200–300 hrs)	Replace sooner if weak tell‑tale, overheat warnings, or silt/sand use.	Water Pump Impeller Rebuild Kits
Anodes (sacrificial)	Inspect often; replace at ~50% wear	Do not paint anodes. Use correct alloy for fresh/salt/brackish water.	Anodes
Propeller & hardware	Inspect 50–100 hrs	Check for dings, bent blades, fishing line. Grease splines at service.	Propellers
2‑Stroke fuel/oil mix	Every fill‑up	Use fresh fuel and NMMA TC‑W3 oil at the ratio specified by your model (commonly 50:1 unless noted). Add stabilizer for storage.	Service & Maintenance Kits

*Shorten intervals for heavy use, high heat, or frequent operation in silt/sand or salt water.

Common Symptoms & Quick Checks

Symptom	Check First	Related Parts
Weak tell‑tale or overheat alarm	Clogged intake screens, old impeller, thermostat stuck, crushed water tube, excessive silt/sand use	Water pump impeller kit, thermostat, anodes
Poor acceleration / power loss	Prop pitch/damage, fouled plugs, restricted fuel filter, carb jets dirty, timing/sync out	Propeller, spark plugs, fuel filter, carburetor service parts
Hard starting / rough idle	Stale fuel, flooded or dry carb, primer/choke function, plug gap, air leaks on fuel lines	Fuel filters, carburetor components, spark plugs
Excessive smoke (2‑stroke)	Over‑rich oil mix, stuck choke/primer, extended idling, water in fuel	Carburetor/primer parts, fuel filter
Gearcase noise or metal in gear oil	Low oil level, water intrusion, damaged seals, bent prop shaft from impact	Lower unit seal kit, propeller and hardware

FAQs

Are parts interchangeable between different years or related 30–40HP platforms?

Many routine items (impellers, plugs, anodes, inline filters) overlap across nearby 2‑stroke horsepower families, but ignition, carburetion, gearcase, and propeller hub/spline details can differ by year and variant. Verify with your serial plate before ordering.

When should the water pump impeller be replaced?

Every 2–3 years or 200–300 hours is typical. Replace sooner if the tell‑tale weakens, you see overheat alarms, or the engine is used in sandy/silty shallows.

How often should lower unit gear oil be changed?

Inspect at least annually or every 100 hours. If oil looks milky (water intrusion) or smells burnt/contains metal, service immediately and reseal as needed.

What information do I need to confirm part compatibility?

Provide the model and serial number from the nameplate, shaft length (S/L), start type (manual/electric), and control type (tiller/remote). Photos of the nameplate and the part you are replacing help ensure an exact match.

Ready to find parts for your QuickMarine 2‑Stroke 35HP? Browse our collections by category and refine with Filter & Sort for horsepower, year, and part type.

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