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AMSOIL Formula 4-Stroke® Powersports 0W-40 Synthetic Motor Oil
Product code : AFFQT-EA
- Specially formulated for four-stroke powersports engines
- Delivers quick startup protection
- Helps prevent carbon/varnish formation
- Easy cold-weather starts
- Wet-clutch compatible
- Anti-rust fortified for superior rust protection
AMSOIL Formula 4-Stroke® Powersports 0W-40 Synthetic Motor Oil
Designed for top engine and transmission performance and ideal for equipment pushed hard on the trail or on the job. Anti-wear fortified and wet-clutch compatible. All-climate/all-season formula for excellent performance in both cold and hot temperature extremes. Use in ATVs, snowmobiles and other powersports applications that require 0W-30, 0W-40, 5W-30, 5W-40, 10W-30 or 10W-40 oil, including those made by Polaris,* Honda,* Yamaha,* BRP,* Can-Am,* Suzuki,* Kawasaki* and Arctic Cat.*
See the Product Data Bulletin for full details.
PROTECTS IN TEMPERATURE EXTREMES
- Delivered exceptional protection against wear and deposits after 100 hours (3,421 miles [5,028 km]) of extreme dyno testing (see video).
- Broad viscosity range and wax-free formulation make it excellent in both hot and cold temperature extremes.
- Resists oxidation and oil vaporization to help prevent carbon/varnish formation, control oil consumption and minimize exhaust emissions.
- 0W rating and -58°F (-50°C) pour point ensure easy cranking, excellent cold-weather starting and quick post-startup protection.
FIGHTS ENGINE & TRANSMISSION WEAR
- Formulated with high levels of anti-wear additives that provide excellent protection for pistons, bearings and gears in transmission-containing units.
- Shear-stable, SAE 40 viscosity delivers a thick lubricating film for an extra margin of protection in hard-working engines.
- Premium synthetic base oils and additives resist chemical breakdown for long-lasting protection.
SPECIALIZED FOR POWERSPORTS
- Contains robust dispersant/detergent additives that effectively neutralize acids and combustion byproducts prone to powersports engines.
- Anti-rust fortified to protect components from rust during storage.
- Controls foam common to high-rpm engines, promoting cooler engine operation and reduced wear.
- Wet-clutch-compatible formulation helps prevent clutch slippage, helping deliver maximum torque and power to the wheels.
See the Product Data Bulletin for full details.
*All trademarked names and images are the property of their respective owners and may be registered marks in some countries. No affiliation or endorsement claim, express or implied, is made by their use.
AMSOIL Formula 4-Stroke® Powersports 0W-40 Synthetic Motor Oil
Data Bulletin
Data BulletinsWarranty
SDS
AMSOIL Formula 4-Stroke® Powersports 0W-40 Synthetic Motor Oil
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Honda RancherBy JAMES, a Verified Buyer from Sikeston missouri on April 05, 20252012 honda rancher had very sticky shifting. Had changed oil and adjusted clutch, but nothing helped. Someone on YouTube suggested Amsoil for a fix.. simply changed oil and filter to Amsoil 4-stroke 0w-40. Instantly started to shift smoothly and has continued to improve . Problem solved.Bottom LineYes, I would recommend this to a friend.Was this review helpful?
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Excellent for my generatorBy TREVOR, a Verified Buyer from Edmonton on March 27, 2025I use it in my generator and snowblowerBottom LineYes, I would recommend this to a friend.Was this review helpful?
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Best 0w40 oil on the marketBy ALEX, a Verified Buyer on February 07, 2025Great company , very impressed with the oil quality and the performance it gives , definitely recommend to anyone looking for better oil .Bottom LineYes, I would recommend this to a friend.Was this review helpful?
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Fair ReviewBy Tonija, a Verified Buyer from Warren, Pa on December 28, 2024Fast shipping, abet pricey but worth the investment.Bottom LineYes, I would recommend this to a friend.Was this review helpful?
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Long engine lifeBy DALE, a Verified Buyer from Picton, Ontario on November 29, 2024I’ve used this oil in my 1200 rotax engines giving me great performance and reliability! Over 25,000km and still run excellent! Now using in my 900 TurboBottom LineYes, I would recommend this to a friend.Was this review helpful?
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Powersports oilBy C, a Verified Buyer from PNW on November 18, 2024Could be the best ATV oil out there. Staying clean. Clutch hooks up nice. Will see how it does when it's real cold as far as starting. Should do well.Bottom LineYes, I would recommend this to a friend.Was this review helpful?
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Good oilBy FRANCOIS, a Verified Buyer from Québec on November 10, 2024Use it for 6 years in my Skidoo 900ace and very satisfy.Bottom LineYes, I would recommend this to a friend.Was this review helpful?
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The bestBy ELIOT, a Verified Buyer on October 09, 2024Changed my utv oil started using AMSOIL. Noticed a difference in engine noise and trans shift. The oil if formulated perfectly my opinionBottom LineYes, I would recommend this to a friend.Was this review helpful?
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LIKE THE AMSOIL PRODUCTBy RICHARD, a Verified Buyer from 9425 w MONROE ST on May 27, 2024I LIKE THE FAST SHIPPING AND THE AMSOIL PRODUCTBottom LineYes, I would recommend this to a friend.Was this review helpful?
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Excellent produitBy MICKAEL, a Verified Buyer on May 05, 2024Mon turbo 900r ne consomme pas d huile durant toute la saisonBottom LineYes, I would recommend this to a friend.Was this review helpful?
