Red Line 42504 20W‑50 Full Synthetic Motorcycle Oil – 1 Quart
High-Performance Ester/PAO Blend – Provided by Elite Race Fab
Red Line 42504 is a heavy-duty 20W‑50 synthetic motorcycle oil designed for modern and classic V‑Twin engines. Built on a superior Ester/PAO synthetic base with high ZDDP anti-wear additives, it offers maximum engine protection, smooth clutch performance, and long drain intervals — even under high heat and load.
Key Benefits:
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High film strength for excellent wear protection
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Smooth wet-clutch compatibility and gear protection
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Superior thermal stability and oxidation resistance
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Enhanced detergency for cleaner engine internals
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Excellent cold-start lubrication with strong high-temp performance
Specifications:
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SAE Grade: 20W‑50
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Size: 1 Quart (946 mL)
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Base: Ester & Polyalphaolefin (PAO)
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ZDDP Level: ~2200 ppm Zinc/Phosphorus
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Intended Use: 4-cycle motorcycle engines with integrated or separate transmissions and clutches
Fitment / Recommended Use:
Perfect for:
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Harley-Davidson Milwaukee-Eight, Twin Cam, and Evolution motors
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V‑Twin touring and cruiser bikes
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Air-cooled or high-load motorcycle engines
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Applications requiring smooth clutch operation and high-temp durability
Why Buy From Elite Race Fab?
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Trusted by serious riders and mechanics
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Fast shipping and performance-focused support
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No gimmicks — just real protection and performance