RECMAR 30HP Marine Engine Parts

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Designed for RECMAR 2‑Stroke and 4‑Stroke 30HP outboard engines, this page helps you find compatible replacement parts and service guidance. Below you’ll find maintenance tips, common 30HP replacement parts, and troubleshooting advice. You can also browse our main outboard parts collections. Scroll to the bottom of this page to start browsing parts for this engine, and remember you can use the collection’s “Filter & Sort” controls to narrow results by horsepower, year range, and part category.

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How to Identify Your 30HP Model

Locate the nameplate/serial plate on the transom bracket or swivel bracket. Record the full model code and serial number.
Decode the suffix letters: these often indicate shaft length (S/L/XL), manual vs. electric start, tiller vs. remote control, and sometimes market year.
Confirm 2‑Stroke vs 4‑Stroke: 2‑Strokes typically have an oil injection tank or require premix; 4‑Strokes have an engine oil dipstick and oil filter.
Many 30HP platforms share components with 25HP siblings (e.g., water pump and gearcase parts). Check the exact family before ordering.

Engine Platform Overview

30HP 2‑Stroke Platform

Feature	Description
Configuration	Inline twin or inline‑3 carbureted 2‑Stroke, mechanical fuel system, oil injection or premix depending on model.
Common Models	Various 25/30HP 2‑Stroke families across major brands; many share gearcase and cooling components.
Advantages	Light weight, strong holeshot, simple maintenance.
Notes	Typical gear ratios around 1.9:1 are common in this class; verify impeller kit and seal kit by model code and serial range.

30HP 4‑Stroke Platform

Feature	Description
Configuration	Inline‑3 4‑Stroke, carbureted or EFI depending on year; separate engine oiling with spin‑on filter.
Common Models	Modern 30HP 4‑Stroke families from major brands; often share service parts with 25/30HP variants.
Advantages	Lower emissions, improved fuel economy, smoother idle.
Notes	Confirm whether your engine is carbureted or EFI before selecting fuel filters and service kits.

Routine Maintenance & Service Parts

Intervals below are general guidelines for 30HP small outboards. Always follow the procedures and schedules in your official service manual.

Item	Interval*	Remarks	Parts Link
Engine oil & filter (4‑Stroke only)	First 20 hrs, then every 100 hrs or annually	Warm engine before draining; replace crush washer where applicable.	Oil Filters
Gear oil (lower unit)	Every 100 hrs or annually	Inspect for metal shavings and water contamination; replace seals if leakage is found.	Lower Unit Seal Kits
Spark plugs	Inspect every 100 hrs; replace 200 hrs or as needed	Check gap and coloration; replace if fouled, worn, or rusted.	Spark Plugs
Fuel filter / water separator	Every 100 hrs or annually	EFI models may use fine inline filters; replace more often with ethanol fuel.	Fuel Filters
Water pump impeller or kit	Inspect annually; replace every 2–3 seasons	Critical for cooling; replace sooner if weak tell‑tale or overheat occurs.	Water Pump Impeller Rebuild Kits
Anodes (internal & external)	Inspect every 50–100 hrs; replace when 50% depleted	Choose material for your water type: zinc (salt), aluminum (salt/brackish), magnesium (fresh).	Anodes
2‑Stroke oiling (if applicable)	Check every outing; service annually	Verify premix ratio or oil injection operation; inspect oil lines and filters.	Service & Maintenance Kits

Frequently Used Parts Categories

Cooling System — Water Pump Impeller Kits
Corrosion Protection — Anodes
Fuel System — Fuel Filters and Fuel Pumps
Ignition & Electrical — Spark Plugs and Starters
Gearcase Service — Lower Unit Seal Kits and Propellers
General Maintenance — Service & Maintenance Kits

Common Symptoms & Quick Checks

Symptom	Check First	Related Parts
Weak tell‑tale stream or overheat alarm	Inspect intake screens for debris; verify impeller condition and thermostat operation.	Water pump impeller kit, intake screen, thermostat, gaskets
Hard starting / rough idle	Check fuel quality, primer bulb, and filter; inspect plugs and idle mixture (carb models) or IAC (EFI).	Fuel filter, fuel pump, spark plugs
Poor acceleration / power loss	Verify prop condition and pitch; test compression; check for clogged jets (carb) or injector/filter restriction (EFI).	Propeller, fuel filter, fuel pump
Excessive smoke (2‑Stroke)	Confirm correct premix ratio or oil pump setting; check for stuck choke/enrichment.	Hoses, carburetor service items, spark plugs
Gearcase noise / metal in gear oil	Drain oil and inspect; check prop shaft seal and shift shaft seal for water intrusion.	Lower unit seal kit, propeller hardware

FAQs

Are parts interchangeable between different years or platforms?

Some 25/30HP families share components, but interchange depends on exact model code and serial range. Always confirm platform (2‑Stroke vs 4‑Stroke) and sub‑model features before ordering.

When should the impeller be replaced?

Inspect annually and replace every 2–3 seasons, or immediately if you notice a weak tell‑tale, overheating, or sand/silt operation that may have damaged the vanes.

How often should gear oil be changed?

Every 100 hours or once per year. Inspect for water contamination (milky oil) or metal debris; if present, service the seals and recheck.

What information do you need to verify compatibility?

Please provide the full model code, serial number, 2‑Stroke or 4‑Stroke designation, shaft length (S/L/XL), and whether the engine is carbureted or EFI.

Ready to service your 30HP outboard? Browse our collections by part category and filter by horsepower and model to find the right fit.

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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.