Top Dead Center Tool, Screw-in TDC Locator & Piston Stop, 14mm Spark Plug Hole 66792, for Small Engine Timing on Motorcycle, Lawn Mower, Chainsaw (2-Pack)

2-Pack for Convenience & Backup: This set includes two piston stops for greater value and versatility. Keep one in your toolbox and one on standby, or use both for work on dual-cylinder engines, making it ideal for professional mechanics and DIY enthusiasts

• 2-Pack for Convenience & Backup: This set includes two piston stops for greater value and versatility. Keep one in your toolbox and one on standby, or use both for work on dual-cylinder engines, making it ideal for professional mechanics and DIY enthusiasts
• 2-Pack for Convenience & Backup: This set includes two piston stops for greater value and versatility. Keep one in your toolbox and one on standby, or use both for work on dual-cylinder engines, making it ideal for professional mechanics and DIY enthusiasts
• Dependable Top Dead Center (TDC) Locator Tool: Provides a firm mechanical stop to help accurately locate TDC for camshaft indexing, valve adjustment, distributor installation, and ignition timing. It helps reduce guesswork and supports precise engine assembly and setup
• Sturdy Carbon Steel & Zinc-Plated Finish: Machined from high-hardness carbon steel and finished with corrosion-resistant zinc plating. Built to withstand repeated use without bending or thread damage, offering reliable performance even in regular workshop use
• Easy to Use: Thread the tool into the spark plug hole, rotate the crankshaft slowly by hand until the piston contacts the stop, then mark TDC. For proper use, always rotate the crankshaft gently by hand only