7.0mm Jake Brake Feeler Gauge – Replaces 3163530. Alternative to 3163530 (7mm) Jake Brake feeler gauge. Jake brake feeler gauge tool 7.0mm – alternative to 3163530. Works on Cummins ISX Engines. Place the engine brake feeler gauge between the bottom of the engine brake piston and the top of the exhaust valve pin on the exhaust valve crosshead.
