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Tag Archives: Tech

PRI 2018: Race XD™ Bushed Solid Roller Lifters in the Spotlight

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While many race applications already use solid roller lifters, COMP Cams® has found a way to make them lighter, stronger, and overall better than ever before. At the 2018 PRI Show, Jay Adams was on hand to introduce the newly improved Race XD™ Bushed Solid Roller Lifter design. The key to this line is lightweight strength, “These are built with ... Read More »

Better With Boost: LS Turbo Cam Swap

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By Richard Holdener/Photos By Author What turbo motor couldn’t use an extra 100 hp or so? Okay people, say it with me, if you want to make your LS more powerful, change the cam. A cam (and springs) should always be the first upgrade you make to any LS motor, as it is the last component that the otherwise perfect factory ... Read More »

Low-buck DIY: Valve Lapping

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We recently refreshed a set of 30,000-mile heads for our budget LT-1 rebuild. While we did splurge on new springs to match our cam, the valves cleaned up nicely and we decided to re-use them. Inspection revealed a little pitting on the sealing surface, and while they might have been just fine, we knew they could be a little better. ... Read More »