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A rocker cover, (UK), or valve cover (elsewhere) is a cover that encloses the rocker arm in an internal combustion engine, bolting with a gasket seal to the engine head. Engines with more than one head (such as a V8 ) will have multiple rocker covers.
Internal combustions engines require lubrication in operation that moving parts slide smoothly over each other. Insufficient lubrication subjects the parts of the engine to metal-to-metal contact, friction, heat build-up, rapid wear often culminating in parts becoming friction welded together e.g. pistons in their cylinders.
Derby: 580 635 40635 49 1928 Derby: Transferred to S&DJR No. 46 in 1928, retaken into LMS stock 1930. 580 — 40580 67 1929 Derby: Replacement for engine transferred to S&DJR: 581–600 — 40581–40600 49 1928 Derby: 602–612 — 40602–40612 49 1928 Derby: 613–628 — 40613–40627 67 1929 Derby: 629–632 — 40629–40632 67 1930 Derby ...
Head gasket with a leak between the rightmost and centre cylinders. A leak in the head gasket - often called a "blown head gasket" - can result in a leak of coolant, the combustion gasses, or both. Blue smoke from the exhaust suggests that excess oil is entering the combustion chambers (although there are other possible causes than a head ...
The Derby is frequently referred to as "The Run for the Roses", because a lush blanket of 554 red roses is awarded to the Kentucky Derby winner each year. [41] New York sports columnist and future Churchill Downs president Bill Corum in 1925 began describing the race thusly, [ 6 ] but the tradition originated in 1883 when New York City ...
The race was the subject of the 1935 novel Women in the Wind: A Novel of the Women's National Air Derby by Francis Walton and the 1939 film adaptation, starring Kay Francis. The book The Powder Puff Derby of 1929: The First All Women's Transcontinental Air Race, written by Gene Nora Jessen, was published in 2002. [28]
99C: "C" presumably means "clip", because the 99C was the only variant to have a detachable box magazine rather than the iconic internal rotary magazine. The Model 99C was primarily based on the 99F and was produced from 1965 to 1997. 99CD: Deluxe version of the Model 99C. The Model 99CD had a Monte Carlo cheekpiece stock.
Demolition derby is a type of motorsport, usually presented at county fairs and national events. While rules vary from event to event, the typical demolition derby event consists of five or more drivers competing by deliberately ramming their vehicles into one another. [1] The last driver whose vehicle is still operational is awarded the ...