Fits JOHN DEERE ENGINE TURNING TOOL AND TIMING PIN ALT JDG820(JDE81-1), JDE81-4

Used to rotate engine flywheel to lock engine at "TDC" to check high pressure fuel pump timing. Application: 4024, 4039, 4045, 4239, 4276, 6359, 6619, 6059, 6068, 6076, 6081, 6090, 6105, 6125 and 6135 engines. Ref: JDG820 (UPDATE VERSION OF JDE81-1) with LOCKING PIN JDE81-4(METAL). FOR THE MASTER KIT, PLEASE ORDER THE JT07223A.