| Scuderia Algar/Sierra Sierra Enterprises 2011 Ferrari Challenge Team by eric |

Story by Eric Hsu
Photos and captions mostly by John Naderi
What does one of the world's fastest time attack teams do in their off time? Why they run a Ferrari Challenge team of course! Algar Ferrari of Philadelphia and Sierra Sierra join forces to run a F430 Challenge and a 458 Challenge in the 2011 USA Ferrari Challenge series which is coming to a track near you. Details on the car, program, and about 900 pictures after the jump.
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| STM and HD2's New Drag EVO by eric |

by Eric Hsu
photos by Ben at Speedtech Motorsport
Pro-stock style import drag racing is nearly dead in the US, but it's still going strong in Australia and New Zealand. Click to see build pictures of Mike Bradley's 4G63 powered pro-stock style drag EVO 8. Tons of build pictures inside and 3 videos inside also.
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| Cosworth R35 GT-R VR38DETT Components by eric |

by Eric Hsu
Some images and a summary of Cosworth's newly released VR38 stock stroke internal engine components. If you plan on modifying your GT-R for serious use, you need to read this. Dyno queen owners and show car owners need not read.
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| 2011 WORLD TIME ATTACK CHALLENGE! by eric |

by Eric Hsu
This year's World Time Attack Challenge is shaping up to be quite an exciting mix of cars. It looks like there will be plenty of cars from Japan to represent, the Aussies are definitely stepping up their cars for 2011, and there are rumors of two cars making the trip to Sydney from the USA. After the click, there's a preview video from the guys that run WTAC.
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| EVO X Tech Tips - February 2010 by eric |

by Eric Hsu
The serpentine belt idlers on the 4B11T do not last very long. In fact they will probably not even last the factory recommended service interval. Read inside for the idlers you want to replace them with to ensure the belt doesn't break and you don't smoke an engine prematurely.
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| 4G63 Divided by 8 by eric |

by Eric Hsu
Inside are some images of some 4G63 heads and a block I sectioned for a study back in August 2010.
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| Turbo - Once Round the Block by eric |

Turbo: Once Round the Block
by Eric Hsu
Two videos after the jump of the development process of the 1986 Cosworth GBA 1.5L V6 engine. The video also covers the development of the ECU and car, but what interested me more was the 4 cylinder Cosworth BD that was built as a tester on the engine dyno and its failure mode. This was before the time of CAD, FEA, CFD, and all that computer mumbo jumbo. 25 years ago it was all about your past experience and empirical testing which is a lot closer to how things are done in most parts of the tuning parts market today.
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| NASA 25 Hours of Thunderhill with BMC Tool Racing, Part 2 by eric |

by Eric Hsu
In part 2, I cover most of the engine and some of the drama with the engine and engine installation. Racing's never easy is it? I included pictures of some of the engine's internals and components selected for the turbo Mazda DISI/MZR hybrid power plant.
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| Turbosmart Comp-Gate40 Wastegate by eric |

by Eric Hsu
A trick, tiny, high flowing, new wastegate from Turbosmart Australia. I used a pair on the Sierra Sierra EVO. Good enough for Sierra Sierra, plenty good for you (or those of us with normal cars). The tiny package size means you can fit this wastegate in almost any engine bay.
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| Revspeed Super Battle Time Attack 2010 - Tsukuba JapanI by eric |

by Eric Hsu
This isn't full event coverage, but just some info on a few of the cars present at Revspeed's Super Battle Time Attack. The Garage Revolution FD almost beats the HKS EVO's time at Tsukuba. Some pictures and videos inside.
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