Offsetting pin bores

Friday, May 11, 2012
Comments (8)

When laying out a new race engine, the engineer (or team of engineers) will normally never consider anything other than having the cylinder bore axes intersecting the crankshaft axis. Indeed, this is also the layout of most production engines, and ha... read more
Tags :  pistons-rings

Top Fuel cylinder scuffing

Thursday, March 29, 2012
Comments (4)

Success in the Top Fuel category of NHRA Full Throttle Drag Racing Series competition relies on many different factors, but always comes down to the tuner's success in predicting the atmospheric conditions, the amount of clutch necessary to propel th... read more
Tags :  pistons-rings

Rings of doom?

Thursday, March 29, 2012
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Followers of Tolkien's epic tales, the Hobbit and Lord of the Rings, will know all about the One Ring. A magical thing made from gold, and impervious to damage, the wearer would be invisible to ordinary men and projected him or her into a shadowy wor... read more
Tags :  pistons-rings

Feeling the tension

Thursday, February 09, 2012
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It is an undisputed fact that the greatest source of friction in a reciprocating internal combustion engine lies in its ring pack. But the forces necessary to maintain the seal between piston and bore are precisely those that create the parasitic dra... read more
Tags :  pistons-rings

Nitriding

Thursday, December 15, 2011
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Nitrogen is a colourless, tasteless, odourless, mainly diatomic gas that makes up about 78% of the air we breathe. Chemically it's almost inert, and as well as being a critical part of human DNA it can also often be an essential part of the DNA make-... read more
Tags :  pistons-rings

XKR Jaguar pistons

Thursday, November 10, 2011
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Tony Gentilozzi is the sole engine builder for RSR Jaguar, running the combined GT class in American Le Mans Series (ALMS) competition. He's racing against other factory teams that have far more resources than he does and, in many instances, far more... read more
Tags :  pistons-rings

Tooling up

Thursday, November 10, 2011
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The technology of the piston ring is evolutionary rather than revolutionary. Required to seal the gap between the piston and the cylinder wall, yet at the same time minimise the overall friction throughout the engine cycle at high temperatures and sp... read more
Tags :  pistons-rings
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