Straight From The Shop Heavy Duty Piston Stop Tool And Tdc Locator Screw Built Tough For 14Mm Spark Plugs Works Like A Charm For Universal Engine Timing Cam Indexing And Easy Valve Adjustments

Heavy Duty Piston Stop Tool For Accurate Engine Timing
✔️ Brass build compatible with 14mm holes for accurate positioning

This piston stop pin locks your crankshaft straight ahead so you can dial in precise top dead center settings on any motor. Wrenchers and gearheads lean on this brass locator screw for cam indexing, valve lash tuning, and distributor setup during routine tune ups or full swaps.

✅ Made straight from solid brass to resist stripping or bending under heavy torque
✅ Threaded design drops right into standard 14mm spark plug bores without adapters
✅ Flat face head bridges across cylinders easily when pulling off heavy engine blocks
✅ Serves as a hard positive stop to pinpoint exact piston location without guesswork

💡 How to accurately find top dead center using a piston stop pin
This method locks rotation instantly so you can set timing references without guesswork.
- Insert the brass guide straight into the bore to create a physical wall against moving pistons
- Back out the flywheel until the rod rests firmly against the hardened contact face
- Align your degree wheel marks exactly where the pin touches for perfect zero tracking
- Grab this handy setup accessory to cut down wrenching time while boosting overall accuracy

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