10 Best Four Stroke Engine Oil

#1 Best Pick

Bynorm 4 Stroke Engine Oil SAE10W/30 4 litre

Brand: Bynorm

Formulated for use in overhead valve petrol engines
Recommended for use in 4 stroke power equipment such as lawnmowers, stationary engines
Regular maintenance and oil change will keep your equipment in top shape
Genuine Bynorm professional quality oil

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#2 Best Value

Castrol Activ 2T 2 Stroke Motorcycle Engine Oil 4 Litre

Brand: Castrol

Piston Guard formula protects against the build-up of carbon deposits for faster and more reliable start-ups
Suitable for use in all two-stroke Japanese and European motorcycle engines
ACTIV 2T’s low ash formulation is designed to reduce pre-ignition and catalyst deterioration
The Piston Guard formula in Castrol ACTIV 2T provides carbon deposit protection in your motorcycle, while also reducing piston scuffing for long-term reliability
Carrying ISO-L-EGD and JASO FD specifications, Castrol ACTIV 2T is suitable for use in all Japanese and European 2-stroke road bikes, dirt bikes and scooters

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#3 Budget Pick

Valvoline 1104.04 2 Stroke Outboard Engine Oil 4L

Brand: Valvoline

Outboard marine oil
Nmma tc-w3
Self-mixing, special ashless detergents keep deposits to an absolute minimum. Reduces pre-ignition and piston rings sticking. Protects 2 stroke outboard engines from wear, rust and corrosion
Package Dimensions: 32.0 L X 30.0 H X 23.0 W (centimeters)

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#4 Top Choice

Penrite Small Engine 4 Stroke Oil SAE 30 4L - SEFS30004

Brand: Generic

A non-friction-modified Small Engine Mono 30 engine oil, Penrite SAE 30
Formulated with a premium mineral formula for use in small four stroke engines
Excellent engine cleanliness
Ultimate wear protection
Protects against rust and corrosion

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#5 Popular Choice

Penrite Full Synthetic 4 Stroke Motorcycle Oil, 4 Litre

Brand: Penrite

Latest oil technology for maximum wear protection, minimum sludge formation and reduced piston deposits
Shear stable formulation protects against viscosity loss
Maximum power and acceleration
Full zinc anti-wear additive package for ultimate engine wear protection
Full synthetic base oils for maximum heat resistance and high performance

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#6 Top Pick

Castrol Garden 2T 2 Stroke Engine Oil 1 Litre

Brand: Castrol

Castrol Garden 2T is a clean burning 2 stroke engine oil, formulated to provide peace of mind by delivering cleaner combustion chambers, exhaust ports and mufflers in gardening equipment engines
Mixes rapidly with fuel, dyed blue for easy identification; With unleaded petrol, the fuel/oil mix turns a pale green colour
With reliable anti-wear and anti-seizure properties, it's easy to see why Castrol Garden 2T is the ideal choice as 2 stroke lawnmower oil, chainsaw oil and 2T self mix replacement for a wide range of your garden tools
When it comes to gardening you want to spend time on the job, not time worrying about your equipment
Castrol Garden 2T helps protect against the long-term build-up of carbon deposits to deliver improved equipment reliability

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#7 Top Pick

Penrite 4-Stroke Small Engine Oil, 1 Litre

Brand: Penrite

Excellent engine cleanliness
Ultimate wear protection
Protects against rust and corrosion

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#8 Top Pick

Castrol Garden 2T 2 Stroke Engine Oil 4 Litre

Brand: Castrol

Castrol Garden 2T is a clean burning 2 stroke engine oil, formulated to provide peace of mind by delivering cleaner combustion chambers, exhaust ports and mufflers in gardening equipment engines
Mixes rapidly with fuel, dyed blue for easy identification; With unleaded petrol, the fuel/oil mix turns a pale green colour
With reliable anti-wear and anti-seizure properties, it's easy to see why Castrol Garden 2T is the ideal choice as 2 stroke lawnmower oil, chainsaw oil and 2T self mix replacement for a wide range of your garden tools
When it comes to gardening you want to spend time on the job, not time worrying about your equipment
Castrol Garden 2T helps protect against the long-term build-up of carbon deposits to deliver improved equipment reliability

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#9 Top Pick

Castrol Activ 15W-50 4T 4 Stroke Motorcycle Engine Oil 1 Litre

Brand: Castrol

Modern high quality engine oil specifically for 4-stroke engines
Formulated with Actibond Molecules that cling to vital engine parts – even when not in operation – to provide continuous protection and reduce engine wear in all riding conditions
Trizone Technology delivers protection for your bike’s engine, clutch and gearbox even during cold-starts and warm-up
Delivers improved engine cleanliness, promoting longer engine life in motorcycles
A mineral motorcycle engine oil carrying JASO MA2 and API SL specifications, Castrol ACTIV 4T 15W-50 is suited for use with four-stroke motorcycles from a wide range of manufacturers, as well as four-stroke engines in generators, lawnmowers and light power equipment

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#10 Top Pick

Castrol Activ 15W-50 4T 4 Stroke Motorcycle Engine Oil 4 Litre

Brand: Castrol

Modern high quality engine oil specifically for 4-stroke engines
Formulated with Actibond Molecules that cling to vital engine parts – even when not in operation – to provide continuous protection and reduce engine wear in all riding conditions
Trizone Technology delivers protection for your bike’s engine, clutch and gearbox even during cold-starts and warm-up
Delivers improved engine cleanliness, promoting longer engine life in motorcycles
A mineral motorcycle engine oil carrying JASO MA2 and API SL specifications, Castrol ACTIV 4T 15W-50 is suited for use with four-stroke motorcycles from a wide range of manufacturers, as well as four-stroke engines in generators, lawnmowers and light power equipment

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