Edit Piston Locking Tool

Use this convenient Piston Stopper to lock any nitro engine piston in place for safe and easy flywheel or clutch removal. Prevent scrapes, cuts and bruises that you can get by using just a pair of pliers, and make your work go faster, too. Simple remove the glow plug from the engine, screw the Piston Stopper in place, and your piston and crankshaft will be locked into position.

Made from high quality aluminium and anodized a cool grey, our Piston Stopper features a knurled grip for quick finger tightening. The unique plastic tip protects your delicate aluminium engine internals from scratching, making sure your engine continues running at top efficiency and power!