Toyota corolla rod bolt torque specifications

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Toyota corolla rod bolt torque specifications
The Toyota Corolla is named after a flower. (yellow corolla image by Dumitrescu Ciprian from Fotolia.com)

The 2010 Toyota Corolla compact sedan is one of America's highest selling vehicles of all time and is regarded as one of the most reliable. The only improvements made on the 2009 version are Vehicle Stability Control (VSC) and Traction Contol (TRAC). The 2010 Toyota Corolla comes standard with Toyota's 1.8L 132hp I4 engine.

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Rod Torque Specs

The bolts on the rod connecting the pistons to the crankshaft have two steps of torque. The rod cap nuts on the connecting rod use 22 foot-lbs. of torque in the first step and 90 degrees or 1/4-inch in the second.

Crankshaft Torque Specs

The bolts connecting the driveplate to the crankshaft have 47 foot-lbs. of torque and the bolts connecting the flywheel to the crankshaft have 55 foot-lbs. of torque. The main bearing cap bolts connecting the crankshaft to the engine block have 43 foot-lbs. of torque and the bolts connecting the pulley to the crankshaft have 87 foot-lbs. of torque.

Cylinder Head and Camshaft Torque Specs

The bolts connecting the cylinder head to the engine block have 22 foot-lbs. of torque in step one, and 90 degrees or a 1/4-inch for step two and three each. The bolts connecting the intake manifold to the cylinder head have 14 foot-lbs. of torque and the bolts connecting the exhaust manifold have 25 foot-lbs. of torque. The bolts connecting the camshaft to the cylinder head have 9 foot-lbs. of torque and the bolts connecting the timing chain have 43 foot-lbs. of torque.

Oil and Engine block Torque Specs

The bolts connecting the oil pan to the engine block have 3.5 foot-lbs. of torque, while the bolts connecting the oil pickup tube to the oil pump have 7 foot-lbs. of torque. The bolts connecting the oil pump to the engine block have 16 foot-lbs. of torque, the bolts connecting the oil seal retainer to the engine block have 7 foot-lbs. of torque and the bolts connecting the timing chain to the engine block have 27 foot-lbs. of torque.

Engine Dimensions

The 1.8L 132hp I4 engine has a bore and stroke of 3.17 inches by 3.48 inches. It has a compression ratio of 10 to 1 and displacement of 132 cubic inches (1.8 litres). The engine has a double overhead camshaft (DOHC) and uses a sequential electronic fuel injection (SEFI) system. The engine has four cylinders with four valves per cylinder for a total of 16 valves.

Engine Performance

The 2010 Toyota Corolla has a peak horsepower of 132hp at 6,000rpm and a peak torque of 128 foot-lbs. at 4,200rpm.

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