Tag Archives: ENGINES

LT Asks: The Actual Cost of Turbocharging a Big Block 8.1: Should I have built an LS instead?


LT Asks: The Actual Cost of Turbocharging a Big Block 8.1: Should I have built an LS instead?

I’m a big fan of LS engines, and they are all the rage, but some people can’t stand them because they ARE so popular. Some think there is no other engine on earth that can compete with them. I happen to be a fan of horsepower, so I know there are a lot of great platforms for making it out there. With that said, I’m a Chevrolet guy to the core so I tend to lean towards Big Blocks, LS, and small-block Chevrolets. I own all three, in different vehicles, and I have plans for building at least one of each in 2021, including a possible turbocharged big block for a tow rig build. So you can imagine my intrigue when I saw that LT had a new video out with details on the costs involved in his turbo 8.1 build.

Keep in mind, that this project is a work in progress and that this 8.1 has had very little upgrades to the stock engine, as it will come out later and be built to make 1,000 horsepower to the wheels. So don’t confuse this with a build designed to see how much power you can make before it breaks. This is not that, and in this iteration it has very low boost.

Here is the description from LT. Watch the video and see what he thinks.

Everyone wants to turbocharge their car or truck, right? But the real question is what should it cost. If you can buy a turbo kit for your car or truck, the answer is simple, but if you have to build a one-off kit, the answer can vary widely but in this upload, I’m going over the real, out-of-pocket costs that I spend on Uglytruck. The second part of the discussion is should I have stuck with the 5.3 LS that was under the hood originally or was it worth my time to swap and turbo the 8.1?

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Nasty Video: Check Out The Wreckage Left Behind After This Rotary Powered Hot Rod Suffered And 8,000 RPM Clutch Explosion


Nasty Video: Check Out The Wreckage Left Behind After This Rotary Powered Hot Rod Suffered And 8,000 RPM Clutch Explosion

There is so much energy stored in various parts of our cars sometimes it can be scary. We see incredible things happen with engines that burn nitromethane fuel and those that are built to tackle hardcore accomplishments in motorsports, but even the stuff we hot rod ourselves is sometimes more powerful than we can imagine. Take this video for example. There’s a guy in Australia with a hot rodded 13b rotary engine who was out just having fun with his friends at a rotary event and at over 8,000 RPM (not too much for these guys) the clutch blew apart and it did a tremendous amount of damage to this poor guy’s car.

There are two videos here. They are in order. The dude is correct when he says that he is lucky that he still has  his feet because when you see the holes the clutch parts tore through the subframe and body of the car, you can only imagine what it would have done to his human parts.

The bell housing of the transmission is completely vaporized and the damage goes beyond the merely external. Whole components like the clutch linkage were blown off, the brakes compromised, and the list goes on and on. The flywheel itself seems OK it was the clutch disc that did all this.

Wild stuff. Blow-proof bell housings, even on stuff that isn’t insanely powerful are never a bad idea.

Press play to see the wreckage left after this 13b suffered a clutch explosion

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