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,PISTONS 101 ,Powersports

A Reference Guide to JE Powersports Piston and Ring Markings

Powersports is an industry full of a wide variety of machines, from dirt bikes, to UTVs, to personal watercraft. Each engine in each category is different, requiring unique piston engineering and design. Pistons have evolved well beyond machining..

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,PISTONS 101 ,Tech

Different Wrist Pin Oiling Styles Explained

Wrist pins have one of the hardest jobs in an engine, carrying tremendous loads from combustion, then trying to slow down rapidly accelerating pistons and send them back the other direction. Proper wrist pin oiling is essential to keeping them..

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,PISTONS 101 ,ENGINE TECH ,Tech

Secret Sauce: Explaining JE's Custom Ring Services

Piston rings play a vital role in engine operation and there are a plethora of variations in design, materials, coatings, and thicknesses to make them perform at a whole new level.

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,PISTONS 101 ,Tech

Understanding the Differences Between Boosted And Naturally Aspirated Piston Designs

Just as two camshafts that look similar can serve vastly different needs, the same concept applies to naturally aspirated and boosted pistons. We explain the design theory of both.

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,PISTONS 101 ,Tech

Forged Versus Cast Pistons: What's the Difference?

We take a look at the difference between forged and cast pistons, and why forged parts are stronger and more reliable.

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