DSPORT Issue #253 Text by Michael Ferrara // Photos by Joe Singleton Nothing good ever comes from solenoid failure. When a nitrous oxide solenoid fails to open, engine performance suffers significantly. Fuel from the “wet” system or the additional fuel provided by the injectors on a “dry” system establish a fuel […]
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Reduce the Friction, Increase the Power | DYNO TESTED: Chevron Delo® 400 XLE SB vs. TriboDyn® TRI-EX2 15W-40
DSPORT Issue #268 By Michael Ferrara // Photos by Joe Singleton Towing, heavy loads, high compression ratios, and sustained high boost levels are just a few of the realities that pose a challenge for engine oil on a turbocharged diesel engine. However, when regular oil change intervals are maintained with the […]
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Horsepower 101 | Is that Dyno Telling the Truth?
DSPORT Issue #247 Text by Michael Ferrara That’s not good…your dyno has an STd. unless you run a dyno for a living, you may not get this joke so let us explain. All dynos have some sort of correction factor available while some may offer a selection of different correction factors. […]
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Copper Topper | The Ins and Outs of Copper Head Gaskets
DSPORT Issue #254 By Michael Ferrara // Images by Jun Chen Why copper? With the increasing availability of high-performance, multi-layer-steel (MLS) head gaskets, one might question why anyone would want to use something different. While MLS head gaskets might make sense on the majority of high-performance engine builds, copper head gaskets […]
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How To | Electrolytic Rust Removal
DSPORT Issue #249 Text by Michael Ferrara Rust sucks, but it’s a Reality foR iRon and many steel alloys that encounter moisture and air. Once you have a part that develops rust, you’ll probably want to find a way to remove the rust. While there are numerous chemical, mechanical and even […]
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Tech Series | Nitrous Basics and Beyond: Pt. 2
DSPORT Issue #252 Text by Michael Ferrara // Photos by Joe Singleton Feeling a little hot? Under some massive pressure? Chances are that you act differently in hot and high-pressure situations versus cooler, low-pressure circumstances. Like most chemical compounds, nitrous oxide also behaves differently based on the temperature and pressure of […]
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Tech Series | “L” is for LEGAL, The Ultimate Swap?
DSPORT Issue #267 Text by Michael Ferrara No matter how new you are to the performance market, chances are you know something about engine swaps. Old hot-rodders swapped small block Chevy (SBC) engines in place of Ford flatheads beginning in the late 1950s. This trend continued for the next 40 years […]
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Tech Series | Nitrous Basics and Beyond: Pt. 1
DSPORT Issue #251 Text by Michael Ferrara Dollar for dollar, there isn’t another “power adder” that can deliver the power increases of a nitrous-oxide system. In the early days of the import performance movement, hidden “dry” single nozzle nitrous kits were the reason why a few cars were killing it at […]
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Fuel Tech | A Fuel for Your Lovin’: Part 1
DSPORT Issue #226 Text By Michael Ferrara One size never fits all and there is no one that is perfect for every application. When we visit a gas station, we usually have three or four different fuel options for the spark-ignited, internal combustion engine in our vehicle. When we choose […]
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Quick Tech | Sleeving Gives New Life
2JZ, RB26, 4G63, B-series, SR20 and now even K-series and 4B11 are becoming harder and harder to find. Until a few years ago, finding good used core engines or cheap Japanese import engines was relatively easy. If you didn’t have luck locating one, purchasing a new block from the dealership […]
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Turbo Tech | Xona Rotor XR Green GT-R V2 Turbo
The R35 GT-R is Nissan’s most capable and impressive vehicle to date. Nissan teamed an exceptional engine with a capable dual-clutch transaxle and tied everything together with arguably the world’s best AWD torque management system. While Nissan never designed the vehicle to be a record-setting drag and top-speed machine, owners, […]
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Quick Tech | Fuel Efficiency Tips and Tricks
We are looking forward to the promise of having an average gas price over $6 per gallon in the next two weeks right now in California. Sanctions on the importation of Russian oil is pushing crude prices through the roof. While Californians are hit the hardest, residents of all 50 […]
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Engine Tech | Catalytic Converters
Every car enthusiast loves the sound of an engine starting. We all look forward to starting the combustion process so we can hear that sweet sound from our engine – but not the way I experienced it. Roughly two months ago, I got in my car to get to DSPORT so […]
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Engine Tech | Choosing the Right Head Studs
Today’s import-performance engines are generating more power per cylinder than ever before. On the street or at the track, it is not uncommon for these engines to be modified to generate four to six times the original horsepower output. There are now four-cylinder engines generating over 1,500 horsepower while six-cylinder […]
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Quick Tech | RB26 Cylinder Head and Valvetrain Survival Guide: Part 1
While the recent influx of RB-powered GT-Rs has caused a flood of RB engine builds, DSPORT has been developing the RB26 engine for the past 20 years. While others are relying upon an abundance of misinformation on the internet, we know what works and what doesn’t and we’ve been the […]
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