Close. But it does not mean the cylinder is at the top of 'compression' stroke. It could be at the top of 'exhaust' stroke. Best way to tell if piston is at TDC is to remove the number one spark plug, put a something like a drinking straw in the cylinder and watch as you turn the engine over slowly. When the item you have in the cylinder stops rising you are at TDC. However you might not be at firing point. You might be at the top of the exhaust stroke. To check that, remove the valve cover and assure that both valves of number one cylinder are closed.
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Today's Featured Article - Tractor Profile: Allis-Chalmers WD45 (Gas Version) - by Staff. Beginning production in 1953, the WD45 had the same general look as the WD tractor which was produced earlier - but was much more powerful. This was due to the new 4-cylinder "Power Crater" gasoline engine with a 4 x 4-1/2 inch bore and stroke. Some people feel this was one of the most significant tractors offered by Allis-Chalmers in those days. Nothing in its weight or power class could match its performance. In 1954 they began offering the WD45 with the new "Snap-Coupler&quo
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1964 I-H 140 tractor with cultivators and sidedresser. Starts and runs good. Asking 2650. CALL RON AT 502-319-1952
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