forgotten motocross tech

It vacuums excess fuel up from behind the reed cage and adds it to the next incoming charge. It is an empty cannister that works off the suction of the piston going up and down and the reed valves opening and closing
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Frank had a deal to develop the Sachs MX250 for motocross, but Sachs/Hercules pulled the plug right after the 1977 Trans-AMA was over
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Two-thirds of it is a basic Rickman Montesa, but the back half uses two chains and four rear sprockets
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Most vintage and museum-quality Montesas are missing their very rare, original Montesicle fuel petcocks
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With the EFS System just a wave of a hand would activate your Roll-Offs, but then so would a passing cloud or throwing them in your gearbag
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NASCAR has hoods for sponsor logos, but a motocross bike don't even have ten-square inches of space to spare
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Invented by Jody Weisel, designed by Jerome Mage, built by No Fear's Jeff Surwall and worn by Travis Pastrana, Attack pants combined hockey and motocross
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When the idea of a two-piece rear sprocket returns in 2030, it will still be considered an oddity
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How much thought have you put into your bikes polar moment of inertia and chain torque? It makes a big difference
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Think of this oddly-shaped exhaust pipe as the 1983 version of a radiator wing—only without the water
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Motocross has seen barrel grips, hex grips, fin grips, curved grips and octopus grips, but none as unusual as the Jones ball grip
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The twin-carb engineering marvel that won the 1975 250 World Championship and disappeared into the ether that is the past
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It was such a great idea that Honda and Yamaha copied it it, but it was doomed to extinction by the arrival of water-cooling
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A handlebar and grip system that looks like it was bent in a crash, but it wasn't
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Would you believe that aluminum motocross frames did not start with Honda in 1997? You'd have to go back 69 years for the first one
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Motocross bikes are almost the last motorcycles to use wire-spoked wheels, as street bikes have gone to cast aluminum wheels, which are the modern version of wooden wagon wheels
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Air and water are the same when it comes to fluid dynamics — thus air-cooled boots could easily become water-cooled boots
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The bike that never was, was at the very least a clay mock-up and there was a working mule that Kyle Lewis tested in secret
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Forks may go up and down, but, in reality, they harness energy from the full spectrum of science
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How to keep the fuel tank where it is, but put the air filter there also
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20 years ago, motocross racer Rich Truchinski designed the Tru Technologies Ride Control suspension triple clamp. It was ahead of its time
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We sent Lars Larsson into the woods of Sweden to search through the workshops of ex-Husky engineers to find the hidden gems
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The Horst Leitner-designed PBH, Scott, ADB four-stroke that refused to die
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Based on a South Pacific mollusk, this crossbar pad was the first to apply scientific thought to protecting your face from the crossbar
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Think of your bike's steering stem as a swizzle stick
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The Swiss-made Heckel plastic boot got there first, but they were too new and too radical, The second wave of plastic boots came five yeards later.
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First of all these, Kayaba forks were 40 years ahead of their time, which means they failed four decades before the latest Kayaba air forks failed
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Plaster of Paris, fiberglass, flex-hose and ingenuity allowed Dewitt Knox's YZ250A to breathe
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Someone had to turn motocross fork on their heads and make them upside-down—it was the same guy who helped bring suspension forks to mountain bikes
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The greatest car they ever built ended up being built as a Toyota—it was as iconic in Japan as Jaguar and Aston Martin in England
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