Starbrite Premium 2-Cycle Engine Oil TC-W3 - The result is first-rate performance and protection at an affordable price. It is ideal for use in all 2-cycle engines, to include personal watercraft, pre-mix and direct-injection designs. It meets or exceeds all engine manufacturer specifications and it will not void any engine warranties. Synthetic blend Ashless formula Minimizes piston ring sticking Protects against pre-ignition problems Environmentally friendly Clean burning oil that reduces emissions Engineered for operation under extreme conditions For use in oil injection, 2 cycle and pre-mix engines