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2. Dodge Power Wagon - Wikipedia

   en.wikipedia.org/wiki/Dodge_Power_Wagon

   The Power Wagon W300 continued to use the 251 cubic-inch L-6 engine. The new 225 cubic-inch engine (the 225–2) was able to power the med. duty trucks due to improvements including roller timing chains, bi-metal connecting rod bearings, stellite-faced exhaust valves, roto caps on exhaust valves, and polyacrylic valve stem seals.

3. Valve stem - Wikipedia

   en.wikipedia.org/wiki/Valve_stem

   A valve stem is a self-contained valve that opens to admit gas to a chamber (such as air to inflate a tire), [1] and is then automatically closed and kept sealed by the pressure in the chamber, or a spring, [2] [3] or both, to prevent the gas from escaping.

4. Chrysler Hemi engine - Wikipedia

   en.wikipedia.org/wiki/Chrysler_Hemi_engine

   The hemi head always has intake and exhaust valve stems that point in different directions, requiring a large, wide cylinder head and complex rocker arm geometry in both cam-in-block and single overhead cam engines (dual overhead cam engines may not have rocker arms). This adds to the overall width of the engine, limiting the vehicles in which ...

5. Rocker arm - Wikipedia

   en.wikipedia.org/wiki/Rocker_arm

   However, these generally have the roller at the point where the cam lobe contacts the rocker, rather than where the rocker contacts the valve stem. Some OHC engines employ short rocker arms, also known as finger followers, [2] in which the cam lobe pushes downward on the back of the rocker arm to open the valve. In such a configuration one end ...

6. Schrader valve - Wikipedia

   en.wikipedia.org/wiki/Schrader_valve

   The Schrader valve consists of a valve stem into which a valve core is threaded. The valve core is a poppet valve assisted by a spring. A small rubber seal located on the core keeps the fluid from escaping through the threads. Using the appropriate tools, a faulty valve core can be immediately extracted from the valve stem and replaced with a ...

7. Stellantis recalls more than 200,000 vehicles over stability ...

   www.aol.com/stellantis-recalls-more-200-000...

   Car manufacturer Stellantis is recalling 211,581 SUVs and pickup trucks over a software malfunction that could cause their electronic stability control systems to fail. ... The company said the ...