AMSOIL Synthetic 10W-40 4T Performance Motorcycle Oil (1 Quart) is a premium, high-performance lubricant engineered and manufactured in the USA to deliver maximum protection for 4-stroke motorcycle engines. Formulated with 100% synthetic base stocks and robust additives, this oil stands up to high-RPM shear forces and immense thermal stress, forming a tough defensive barrier that safeguards the engine core and optimizes power delivery under demanding riding conditions.
Product Specifications:
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Brand: AMSOIL
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Product Type: 4-Stroke Performance Motorcycle Oil
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Base Type: 100% Synthetic
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Viscosity Grade: SAE 10W-40
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Country of Origin: United States of America
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Volume: (946 mL)
Key Features & Performance:
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Advanced Engine Protection: Specially formulated with active anti-wear additives and rich anti-corrosion agents to keep critical mechanical parts like gears, bearings, and pistons fully shielded from high-heat breakdown and atmospheric humidity.
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Positive Wet-Clutch Performance: Contains absolutely no friction modifiers, ensuring correct frictional response for integrated gearboxes. This specialized matrix guarantees positive wet-clutch engagement and eliminates clutch slippage for ultra-smooth shifts.
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Thermal & Oxidation Stability: Efficiently combats thermal breakdown, preventing oil thinning under scorching temperatures while providing outstanding storage protection against rust.
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High Internal Purity: Deterbent and dispersant agents actively isolate combustion carbon byproducts, securing clear oil pathways and sustaining top performance.
Specifications & Performance Approvals:
This professional-grade synthetic motorcycle fluid complies with the leading industrial benchmarks:
Usage Instructions:
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Park the motorcycle on level ground, turn off the engine, and allow it to rest for a few minutes so the fluid completely settles into the oil pan for an accurate check.
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Unscrew the engine oil filler cap and pour the synthetic fluid carefully, utilizing the slim 1 Qt container profile designed for ergonomic handling and clean, spill-free top-offs.
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To leverage the full anti-wear and premium wet-clutch protection of this fresh AMSOIL blend, ensure you drain the used oil entirely and fit a new filter before refilling.
Suitability & Applications:
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Highly recommended for four-stroke metric sport bikes, cruisers, touring motorcycles, and adventure bikes that explicitly require a SAE 10W-40 viscosity grade oil.
Note: This 100% synthetic formulation is tailored to maintain elite shifting fluidity and component longevity during extended tour cycles. Always cross-check your motorcycle's factory user manual to verify that the SAE 10W-40 viscosity grade and performance criteria match your setup.
Provide your bike with ultimate American synthetic protection and enjoy smooth, positive wet-clutch engagement with AMSOIL! Buy the original 1 Qt bottle today from CarBoost.
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