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piston

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How Do Rotor Engines Differ From Regular Engines?
Rotary engines use three-sided rotors inside an oblong housing instead of pistons. Rotary engines create lots of horsepower, but aren't as efficient.

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Timing belt broke
I believe that you are right: your drive belt is broken. Unfortunately, this happens to everyone at some point. The best course of action is just to replace the belt. I don't believe anything happened to any internal engine parts...
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Car mixing gas in the oil. Could it be a blown head gasket?
Fuel is introduced into the combustion chamber at the top of the piston and any gasoline found in the oil pan has to travel passed the piston to get there. The piston rings must be worn very badly and this...
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Brake changes on my 2007 Kia Picanto
You may not need brakes but should get them inspected to see if they are worn down or just noisy. If you are having to replaced the brakes every 4000km or six months, then you have issues with the calipers...
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Car is making a knocking noise when stopping. Other mechanics say it's motor. Some say it's the piston
Unfortunately, there is no way to tell without doing some more testing. The timing and small details about the noises you are hearing may make a huge difference in diagnosing the issue. Lifters will make more of a "clicking"...
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Mazda 3 has no spark and won't start
Hi there. It sounds like there could be a fault somewhere in the camshaft position sensor, crankshaft position sensor, or engine computer circuit. Check all fuses and relays and replace as necessary. The computer will not enable spark to...
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Failed engine, flywheel came off as well
The only way to determine the failure mode of the bolts is to send the "assembly" to a forensic laboratory equipped with a scanning electron microscope. If the bolts were loose, there would have been noticeable vibration and noise prior...
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Is the Engine "interference" or "non-interference"?
Hey there. In the context of engines, interference timing refers to the use of a timing belt rather than a chain, such that when this belt breaks, the camshaft and other internal parts (like valves) will cause major damage to...
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How do you remove the pistons in the engine while the engine is in the car?
Hi there. You will have to remove the timing belt, exhaust manifold, intake manifold, all vacuum lines, the cylinder head, and the oil pan to gain access to the piston removal. Drain out all of the oil from the oil...
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No more engine oil 2005 Ford Mustang
Hello - If you have lost all the engine oil through the oil pan, there is no doubt broken internal engine damage. Most likely, this is a broken connecting rod or piston. Attempting to restart the engine would be difficult...
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Engine seems locked
Hi there. Sounds as if the meter in the carburetor has failed and made the float continues attempts to fill up when it is to be shut off. This will cause the engine to statically lock up. If the carburetor...
Question
Car using oil and shaking
The amount of oil usage you have would cause a large cloud of smoke out the tailpipe. If you see smoke out tail pipe then you most likely have piston ring damage and not sealing on piston walls. You should...
Question
When staring the car and when it is idling, it makes the loudest rattling sound. The sound is not like a rod knock but more like something is loose.
Hi there. The noise could be a heat shield that is loose on your engine causing the loud vibration noise and it will appear to be a rattling noise. If the rattling noise is more choppy and not fast and...
Question
Engine cut while driving, now dont crank.Cant turn it with hand.
Of course, first confirm that the plugs are correct for the engine. The wrong plugs, and/or missing crush washers, can cause interference with the piston. If the plugs are correct, the cause of the mechanical interference can sometimes only be...
Question
I think I blew the motor, I went through a deep puddle if water.
Hi there. If you see a hole in the bottom of the engine and oil is coming out and the engine will not crank over, then your vehicle has thrown a rod due to hydro locking a cylinder. The engine...
Question
How do I fix my hydro-locked car?
An engine is a large air pump. It is best to remove the spark plugs and crank the engine over with the ignition and fuel system disabled. This will blow out all of the water from the engine. This will...
Question
Buying used car and checking for oil burning
Look in the tail pipe for oil residue indicating excessive oil or look for any blue smoke coming from exhaust when running. Other than this you would need to do oil consumption test. See when last oil change was done...
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Engine Locked
Hello, thank you for writing in. When the engine is locked up, it means that it is stuck in place for one reason or another, and it will not rotate like it normally does. This is directly related to the...
Question
S10 2.8 to 3.4 engine swap. Crank but no start.
Hi there. Check the spark plugs and make sure that they are creating enough spark to allow the fuel to burn. If there is great spark and the engine acts like it does not want to start, then there could...
Question
Rough in morning. 0 compression. after heats up runs okay to 100 compression. in 3 cylinders only on a Miata 2004.
Your engine has morning sickness. There is no way for the engine to have a 0 compression as the engine would not start, so there has to be at least 60 pounds of compression to ignite the fuel. The issue...
Question
Tapping on acceleration Honda hybrid.
Hi there. The noise could be from the lifters not filling up with engine oil until the engine is warm or the pistons have too much clearance causing a condition called "piston slap". Check to see what brand of engine...

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