FITMENT: Works on Cummins ISX Engines. Alternative to 3163530 (7MM )Jake Brake feeler gauge. FEATURES: (1) 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. (2) The feeler gauge must be inserted from the sides to clear the slave bridge. The lash adjustment must be performed on both slave piston adjusting screws on each cylinder. (3) Made of high standard steel anodized black finish,with great strength and PVC coated handle. Design with OEM data, directly replace. .
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