COMP Cams Top Dead Center Stop Tool- 18mm Bolt Style Oil Pressure Sensor Outside box dimensions 16-1/8" x

Outside box dimensions 16-1/8" x 9-5/8" x 10-7/8" tall

Dual Dominator Carbs

Single-Layer Pyrovatex® FRC Construction

Solder Slug

Single Diaphragm

COMP Cams Top Dead Center Stop Tool- 18mm Bolt Style Oil Pressure Sensor Outside box dimensions 16-1/8" xCOMP 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