{"product_id":"castrol-power1-4t-5w-40-full-synthetic-motorcycle-oil-pack-of-6-trizone-protection-wet-clutch-compatible","title":"Castrol Power1 4T 5W-40 Full Synthetic Motorcycle Oil, Pack of 6 — Trizone Protection \u0026 Wet-Clutch Compatible","description":"\u003cstrong\u003eCastrol Power1 4T 5W-40 is a full synthetic 4-stroke motorcycle oil engineered to deliver improved acceleration, reliable protection, and stable viscosity across engine, clutch, and gearbox.\u003c\/strong\u003e\n\n\u003cp\u003eThis six-quart pack of Castrol Power1 4T 5W-40 provides riders with a ready supply of premium lubricant formulated for modern motorcycles. Built using Trizone technology and race-derived chemistry, it balances high-temperature stability, shear resistance, and compatibility with wet clutches and gearboxes, helping maintain performance under heavy loads and varying conditions.\u003c\/p\u003e\n\n\u003ch3\u003eHow does Castrol Power1 4T 5W-40 protect my engine during spirited riding?\u003c\/h3\u003e\n\u003cp\u003eThe oil is formulated to resist viscosity breakdown and to keep a consistent lubricating film at high RPMs and elevated temperatures, reducing metal-to-metal contact and wear. Its race-tuned components support quick throttle response without sacrificing protection during extended runs.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTrizone protection across engine, clutch, and gearbox\u003c\/li\u003e\n  \u003cli\u003eHigh-temperature shear stability to maintain viscosity\u003c\/li\u003e\n  \u003cli\u003eRace-derived additives for rapid response under acceleration\u003c\/li\u003e\n  \u003cli\u003eExceeds API SL for proven base performance standards\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this oil work with my motorcycle’s wet clutch and gearbox?\u003c\/h3\u003e\n\u003cp\u003eYes — Castrol Power1 4T 5W-40 is compatible with motorcycles that use a shared sump for engine, transmission, and clutch. The formulation meets JASO MA-2 requirements to ensure clutch friction properties remain stable and prevent slippage or chatter.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eJASO MA-2 rated for wet-clutch compatibility\u003c\/li\u003e\n  \u003cli\u003eOptimized friction characteristics to reduce clutch slip\u003c\/li\u003e\n  \u003cli\u003eSmooth power transfer for coordinated engine and gearbox operation\u003c\/li\u003e\n  \u003cli\u003eSuitable for both chain and shaft-driven bikes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does this oil perform in different temperature and cooling conditions?\u003c\/h3\u003e\n\u003cp\u003eDesigned for both air-cooled and water-cooled engines, this 5W-40 viscosity grade provides reliable cold-start flow while maintaining film strength at high operating temperatures. It helps engines cope with extreme heat during long rides and retains lubrication in cooler climates without excessive thickening.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e5W cold-start rating for easier starts in lower temperatures\u003c\/li\u003e\n  \u003cli\u003e40-grade protection under high load and heat\u003c\/li\u003e\n  \u003cli\u003eEngineered for air-cooled and liquid-cooled designs\u003c\/li\u003e\n  \u003cli\u003eMaintains performance during stop-and-go traffic and highway runs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat measurable benefits will I notice after switching to Power1 4T?\u003c\/h3\u003e\n\u003cp\u003eRiders commonly observe crisper throttle response, stable oil pressure, and reduced mechanical noise thanks to consistent viscosity and protective additives. Over time, the improved film stability can help reduce wear-related maintenance and sustain peak performance between service intervals.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eQuicker engine acceleration response\u003c\/li\u003e\n  \u003cli\u003eLower wear rates with continued use\u003c\/li\u003e\n  \u003cli\u003eConsistent clutch feel and gearbox shifting\u003c\/li\u003e\n  \u003cli\u003eShear-resistant formulation to preserve oil properties\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Castrol Power1 4T 5W-40 is intended for riders seeking a high-performance full synthetic oil for sport, touring, and commuter motorcycles that require a 5W-40 grade and JASO MA-2 compatibility. It suits owners of air- or water-cooled 4-stroke machines who want race-derived acceleration characteristics without compromising long-term protection. This pack-of-six format is ideal for enthusiasts who perform regular maintenance, fleet operators, or anyone wanting to stock up and save on quality motorcycle lubricant.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Castrol Power1 4T 5W-40 suitable for wet clutches?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It meets JASO MA-2, ensuring proper friction characteristics for wet clutches and smooth engagement.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I change the oil when using this synthetic?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Change intervals depend on the bike and riding conditions; follow manufacturer recommendations or service manual guidance.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":48079816425630,"sku":"B008MISDII","price":84.8,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/castrol-power1-4t-5w40-front-packaging.jpg?v=1785771593","url":"https:\/\/northtrailauto.ca\/products\/castrol-power1-4t-5w-40-full-synthetic-motorcycle-oil-pack-of-6-trizone-protection-wet-clutch-compatible","provider":"North Trail Auto","version":"1.0","type":"link"}