Toyota Car Parts - 3S-GE Engines

At the bottom of the cylinder block is an oil pan which stores the oil The cast iron cylinder block holds four cylinders which are approximately two times the length of the piston stroke Piston pins holding the pistons in place are locked by snap rings The first compression ring and the oil ring are made of steel, the second compression ring is made of cast iron An indentation is incorporated into the piston head to prevent the pistons from hitting the valves, should the timing belt break (this is not true of the 3S-GE BEAMS motor) A single timing belt drives the intake and exhaust camshaft All 3S-GE engines had a displacement of 2 The spark plug is located in the center of the combustion chamber. Compression rings 1 and 2 prevent exhaust leakage from the combustion chamber while the oil ring works to clear oil off the cylinder walls, preventing excessive oil from entering the combustion chamber The crankshaft, located within the crankcase, rotates on five aluminium alloy bearings and is balanced by eight weights. 0 L The top of the cylinders are covered by the cylinder head This is sometimes referred to as a 'non-interference' engine. A baffle is used to ensure that there is sufficient oil available in the oil pan, as the oil moves around the reservoir during movement of the vehicle The pistons are made from an aluminium alloy, designed to withstand high temperatures. There are four generations of the 3S-GE, which were used in the Toyota Celica, MR2, Toyota Caldina, Toyota Altezza and Lexus IS200 Additionally, the 3S-GTE engines were based on the 3S-GE designs The Toyota 3S-GE is an in-line 4 cylinder engine manufactured by Toyota and tuned by Yamaha Motor Company Ltd.

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