Engine Piston Top Dead Center Locator Tool

Screw this TDC stop into your 14mm spark plug hole and use it for degreeing your camshaft.

Screw this TDC stop into your 18mm spark plug hole and use it for degreeing your camshaft.

Our Deck plate piston stop tool is designed for use in engines where the heads are off. Perfect for degreeing a camshaft before installing the cylinder heads.

Our Deck plate piston stop tool is designed for use in engines where the heads are off. Perfect for degreeing a camshaft before installing the cylinder heads.

this piston stop features 14mm thread for use in most engines.

this piston stop features 14mm thread for use in most engines.

this piston stop features 18mm thread for use in Big Block Ford engines.

Our magnetic deck checker allows for the easy mounting of a dial indicator to check piston travel. Magnets in this deck plate make mounting a dial indicator easier than using a head bolt mounted deck checker.

Use this plate to screw your TDC stop into when degreeing your cam with the heads-off your engine.