ROCKER ARM GP 4607781 - Caterpillar

Illustration 1 g01192802
Cylinder and valve location (A) Inlet valves (B) Exhaust valvesNumber and arrangement of cylinders ... 60 degree V-12Valves per cylinder ... 4Displacement ... 51.8 L (3158 cu in)Bore ... 170 mm (6.7 inch)Stroke ... 190 mm (7.5 inch)Compression ratio ... 13:1Combustion ... Direct injectionWhen the crankshaft is viewed from the flywheel end the crankshaft rotates in the following direction. ... CounterclockwiseFiring order (injection sequence)Standard rotation CCW ... 1, 12, 9, 4, 5, 8, 11, 2, 3, 10, 7, 6Reverse rotation CW ... 1, 4, 9, 8, 5, 2, 11, 10, 3, 6, 7, 12Valve lashInlet ... 0.50 mm (0.020 inch)Exhaust ... 1.00 mm (0.040 inch)Note: The front end of the engine is opposite the flywheel end of the engine. The left and the right side of the engine are determined from the flywheel end. The number 1 cylinder is the front cylinder on the right side. The number 2 cylinder is the front cylinder on the left side.