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A machine shop that rebuilds engines has equipment to regrind the valves and valve seats.

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Q: How are automotive engine inlet and exhaust valves refaced and reconditioned?
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Is unleaded fuel good for a cadillac 472 engine?

It is not good for the engine if it is the original setup from the 1970's. Lead is needed for lubrication to the valves. A reconditioned engine can use unleaded fuel if the intake and exhaust valves and the seats are replaced.


What is automotive piston?

A cylindrical piece of metal that fits in the engine block which is used to create combustion or (Compression, intake and exhaust)


Why do cylinder heads need to be reconditioned during a major engine overhaul?

cylinder heads contain the intake and exhaust valve systems and sometimes the cam shaft(s). the valve system parts are normally the parts that wear out first on a high milage engine. these are all vital moving parts that need to be cleaned,reconditioned or replaced, have their respective bearings replaced, and/or be re-machined.


When was the first automotive exhaust invented?

This must be a trick question, but, I will guess: the same time the first internal combustion engine was fired up? Is that what your looking for?!


What does the automotive technical schools curriculum look like?

Automotive mechanic training technical schools teach the latest diagnostics, repair and maintenance techniques. The curriculum addresses the engine, the transmission, the exhaust system, the instrumentation, the electrical system and more.


How long does a reconditioned engine take to break in?

The myth is that it takes about 1000 miles of "babying" the new engine. Then change the engine oil again.


Deadly amounts of carbon monoxide can be released from which of the following?

inboard gas engine exhaust


Where does the exhaust system connect on an engine?

exhaust pipe connects to the exhaust manifold, which connects to the main engine.


How much for a reconditioned engine BMW 320D?

Hi I can get it done for £2300 Regards Phil 07791699856


Why does water come out of A tailpipe when you crank it up?

when the engine and exhaust pipes are cold, the hot exhaust will cool and moisture will condense on the exhaust pipe and drip out. Remember basic chemestry. Automotive fuels are hydrocarbons. The hydrogen molecules in the fuel turns to very hot water vapor when the fuel burns. What you are experiencing is very normal.


Does it hurt an engine to run it with no exhaust muffler?

It does not hurt an engine to run it with no exhaust muffler


Where is the starter on a 1996 Grand Caravan 3.3 engine?

Front of the engine, just below the exhaust manifold.Front of the engine, just below the exhaust manifold.