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 On the bottom side, HTC applies...  On the bottom side, HTC applies billet-steel main caps and secures them evenly with ARP studs and the factory torque specification.  To hold the price of the conversion...  To hold the price of the conversion down, HTC reworks the OE powdered-metal connecting rods for durability and strength. They are fitted with ARP rod bolts.  In the interest of longevity...  In the interest of longevity and durability, the stock LS1/LS6 rods are shot-peened and polished, and the big end is honed 0.002-inch oversize.  Upgrades include a forged-steel...  Upgrades include a forged-steel spiff, an HTC/Carrillo A-beam...  ...and a more expensive Carrillo...  ...and a more expensive Carrillo H-beam variant.  HTC reworks the stock LS crankshaft...  HTC reworks the stock LS crankshaft (right), streamlining the core, and subjecting it to an ionization process.  For $1,995, the ultimate application,...  For $1,995, the ultimate application, HTC's E-4340 forged crank, as designed by Scott Bechtloff and Marty Cimaglia, packs more than 40 years of drag race, Winston Cup, and hot street experience.  A BHJ bolt-stretch gauge is...  A BHJ bolt-stretch gauge is used for properly setting up the connecting rod for resizing, obtaining the proper torque load when the bolt is installed in the engine, and monitoring the condition of the bolt while in use. Measure the length of the bolt in a relaxed (untorqued) state. Record the number. When it's time to tear the motor down, take another measurement. Anything greater than 0.001-inch stretch is reason to replace the fastener.  Budget variants includes the...  Budget variants includes the Speed-Pro hypereutectic flat-top pistons and OE pressed-in 0.945-inch pins. Static compression ratio with a 63cc chamber is 11.0:1.
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How Eccentric
Thumb through the pages of any performance magazine and you'll find it all over the place--camshaft...
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Make the Change
You're ready for more. Your late-model Chevy handles great and has A/C, and your new wheels and...
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A Tougher T56
A conjoined six-speed transmission created from Viper and LS1 parts may sound strange......
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First Choice
One of the most defining aspects of a real performance car is a performance cam......
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Alternative Iron
Although best known for its massive aluminum race heads, Pro Topline also carries a range of iron...
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Power You Can Feel
Nail the go-pedal and watch the tach climb. If you're behind the wheel of one of today's late-model...
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Project 3-Oh-Why?
So your daily driver is a lame-duck 305 crippled by miles of vacuum lines and a compression ratio...
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