News & Reviews / 203 posts found
Edelbrock Supercharger Kits for 2014-2020 GMC Yukon Denalis Deliver Top Performance
Edelbrock offers a, 150 horsepower, 50-State legal E-Force Yukon Denali...
Your Oil’s Best Friend – The Piston Ring
Have you ever wondered why automatic transmission fluid is “fill-for-life” and motor still has to be changed every 5,000 to 10,000 miles? The simple answer is contamination...
850 HP HELLCAT KILLER!
"We're calling it The Hellcat Killer", says Mike Petralia, owner and chief engine builder at Hardcore Horsepower & Dyno...
JESEL Reintroduces Premium Stud Rocker Systems
Jesel has built its brand of valvetrain innovation with shaft rocker systems there are some race sanctioning bodies that still prohibit shaft rocker conversions such as NHRA and IHRA Stock Eliminator classes. Despite their extreme sophistication in many respects, these “stockers” are still required to run stud rockers.
Tuff Stuff High Performance Alternator Install
This 1995 Corvette project car has been a superb test bed for manufacturers to prove the value of their products in exchange for non biased stories and a valuable aid showing readers the necessary accessories to support a new high performance engine build. As a followup, we beefed up the charging system with a new battery and a Tuff Stuff high performance alternator.
ProForm Electric Ring Gap Filing Tool
Proform's electric ring filer is the ideal tool for both professionals and home engine builders. Precision end gap fitment is critical to proper ring seal and engine builders agree that filing the ring end gap is the best method. Some builders still prefer to hand file each ring, but more and more are turning to electric powered grinders with precision dial indicators to...
ARP’s Secret Fastener Technology Lab
ARP's test lab has quantified the potential for a 20% or more loss in clamping force with used nuts...
540ci All Motor Pump Gas Brute
The new AFR cylinder heads are the central component of this remarkable piece; a real world engine designed to deliver off the hook performance without expensive power adders and in the face of fluctuating fuel quality...
Blown Hi-Torque E85 Chevy Small Block
The key to power for this 628 HP 383ci blown street small block was the 177-cid Roots-style Weiand supercharger combined with E85 pump gas.
383 Chevy: Beyond the Crate!
Is the 383 Chevy the Most Popular Small Block Ever? That's easy to believe based on the number of rotating assemblies sold by Scat Enterprises. It's also noteworthy that the 383 originated from the performance community in the late seventies and became so popular that...
Understanding the Rod Length and Pin Height Connection
The relationship between connecting rod length, piston compression height and compression ratio is often misunderstood, largely due to the misuse of the term “compression”. In all honesty it probably shouldn’t be applied to piston terminology at all except as it relates to the shape of the piston crown surface....
Goldenrod Cockpit View Art Print
This 24 x 36-inch Art Quality print shows the cockpit view of the goldenrod on the International FIA course at Bonneville...
Goldenrod Limited Edition Numbered Blueprint Poster
This 24 x 36-inch Art Quality print of the Goldenrod and it's main blueprints is...
Beast Mode: 2000 HP LSX Based Arias Hemi
A 427 cubic inch turbocharged LSX based Bonneville engine with super trick Arias Hemi Heads pushing 2000 horsepower is truly a beast by any standards. This goes into a '65 Buick Riviera for the Classic/ Blown Gas Coupe category...
Hardcore Hemi Attacks the Engine Masters Challenge
The Adams and Smithberg team injected Hemi entry at the 2017 Engine Masters Challenge displayed one of the most unique active-tuning induction systems yet seen in the annual engine dyno competition...
Direct Injection Piston Damage? Check Your Oil
Low Speed Pre-Ignition or LSPI is a previously unrecognized combustion anomaly that leads to severe engine damage on late model turbocharged engines operating at low engine speeds and high loading. Driven Racing Oils...
All New Merlin IV Big Block Chevy
World Products has completely redesigned the famed Merlin Big Block Chevy casting, incorporating numerous improvements and new features to virtually every area of the block. Thicker decks and new deck height options increase the versatility of the Merlin...
Holley Releases 1050 CFM Gen 3 Marine Dominator Carbs
Holley/MSD is pleased to announce the release of Holley 1050 CFM Gen 3 Marine Dominator Carburetors, which exceed performance demands whether you're out for high-speed fun or just hitting the lake for an easy cruise...
Blue Box Digital Manometer Revolutionizes Air Flow Testing
Upgrading to a precision digital manometer to streamline your air flow testing efficiency, is a snap with “The Blue Box” from C&D Technologies. It is the most capable, all-in-one flow measurement and data evaluation...
Are Your Pistons Round?
A piston’s operating environment strongly influences its overall shape and that form becomes complex when the piston is asked to perform multiple tasks while enduring a high order of abuse in performance applications. The piston’s job is to capture cylinder pressure via ring sealing...
Factory 409 Fuel Injection: No Really!
In a bid to improve power and economy, GM engineering staff undertook extensive research on fuel injection options for W-motored cars and trucks back in the day. This research was conducted in the late fifties as you will note from the accompanying GM memo...
1290 HP, 421ci Small Block Chevy
Sportsman racers have pretty much gone big league thanks to a broad performance market that offers a remarkable variety of supercharging options and supporting ...
Boosting a 482ci Ford SOHC Cammer
When exotic excess isn't quite enough to satisfy the power demons lurking within, artificial aspiration frequently brings the heavy heat. Jim Ring's 1964 Galaxie is an off-the-hook Pro Street ride that demands an over the top powerplant to help make the Pro Street statement.
Mystery Motor Development Engineer Bill Howell Tells All
Our first story on Chevrolet’s legendary mystery motor generated a lot of new questions and a few sour comments by desktop experts still insisting it was a revised 409 W-motor. So we decided to solicit more facts straight from the horses’ mouth. We consulted an old...
Chevrolet 427 Mystery Motor
Most of the testing and development was done with 409ci versions. Development engineers were able to generate the required power at that displacement, but in October of ‘62 negotiations with NASCAR resulted in approval to enlarge it to 427ci to gain parity with Ford. A mad rush ensued to design longer 3.65-inch...