COMP Cams Top Dead Center Stop Tool- 18mm Bolt Style 111027 11-5/8" vented rotor is

11-5/8" vented rotor is

Includes Micro-switches

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4L HEMI engines comes complete with the phaser limiter

COMP Cams Top Dead Center Stop Tool- 18mm Bolt Style 111027 11-5/8" vented rotor isCOMP Cams Top Dead Center Stops are designed to positively stop the piston in order to find top dead center. The bolt style screws into the spark plug hole, while our universal plate type bolts across any cylinder bore when the heads are off. Designed for heads on applications, this piston stop features 18mm thread for use in Big Block Ford engines. Positively stop piston in order to find Top Dead Center (TDC); Bolt style screws into spark plug hole