News & Reviews / 207 posts found
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...
Understanding Engine Fastener Quality with ARP
To some its just nuts and bolts, but the science behind the parts plays a critical role in keeping your high performance engine and other performance components together under high stress dynamic conditions. No one understands this better than ARP...
Wiseco’s New Boostline Connecting Rods
Weisco's new extreme duty BoostLine connecting rods are designed for up to 2000 horsepower applications in boosted domestic V8s and an large assortment of imports as well. The rods are intended for extreme duty, highly boosted applications and...
Aeromotive’s New EFI to Carb Regulator
Aeromotive’s New EFI to Carb Regulator (P/N 13220) allows any car or truck, originally equipped with a return-style EFI-powered engine, to affordably convert to a standard carburetor while retaining the full, stock EFI fuel system components...
Burns Stainless Introduces Innovative Technology with Gill Sensors & Controls
Burns Stainless introduces new innovative sensor technology with Gill Sensor and Controls; currently a supplier to European motorsports including Formula One, Rally Car and the World Endurance Championships.
All New Terminator Stealth EFI from Holley
Holley Performance Products is pleased to announce its all-new Terminator Stealth EFI, which provides the classic, traditional look of a carburetor with all the tunability and drivability of electronic fuel injection. Terminator EFI will support any engine with a...
Profiling JE Pistons for Maximum Performance
There's a lot that goes into piston design and one of the most important aspects is the skirt design. Less drag created by the skirt in the bore equals more power. Take a look at how JE continues testing different skirt profiles for maximum power and performance..
A 735hp 438ci Small-Block Ford Bullet
This 438ci 735 HP Ford drag racing engine represents Hardcore Horsepower's unconventional, but forward-thinking effort to create a strong single four-barrel engine based on an all Windsor parts collection. The result is one bad ass...
Digitizing Combustion Chambers to Increase Engine Power
Extracting maximum power from racing engines requires extraordinary attention to small details that may be forgotten or easily overlooked. JE Pistons offers precision chamber digitizing so the piston designer can optimize the piston to...
One-Piece Rear Main Seals for Big Block Chevys
Rear main seal leakage remains a problem on engines that still use 2-piece rear main seals. We all know the time honored method of offsetting the seal parting lines so they do not match the main cap to block interface...
Leo Villa’s Bluebird Album
David de Lara's extraordinary photographic documentary of Donald Campbell’s Bluebirds brilliantly captures the complicated essence of Donald Campbell the man and the magnificent record smashing machines that...
Conley Stinger V8 Tour
The latest in a long line of Conley engines is the Stinger 609, so named because of its total displacement of 6.90 cubic inches (about 100 cc). This engine is all new with no common parts from previous engines. It features a 1.00-inch bore with a...
Reid Railton: Man of Speed
Engineering proficiency reveals itself in many forms, but rarely does it articulate itself so profoundly that a lifetime of work achieves legendary status. Such is the case with Reid Railton, an engineer whose breadth of accomplishments left an indelible mark on land speed racing and...
How to Build Racing Engines: Guide to Torque and Horsepower
Competition engines are designed and built to generate maximum torque and horsepower for their size and intended operating environment. Torque is the heart of the matter. Defined as...
Koul Tools Braided Hose Assembly Kits
Koul Tools hose end assembly kits have been on the market for some time, but its amazing how many people still don't take advantage of them ...
Earl’s New Vapor Guard Hose and Fittings
Earl's new Vapor Guard hose and hose ends provide a complete, economical solution that virtually eliminates fuel permeation issues common with...
Why Johnson Hydraulic Roller Lifters Belong in Your Engine
Johnson Lifters wants to be your valve lifter source. A primary supplier with top tier manufacturing capabilities, the 90 year old company functions seamlessly within the high stress, low tolerance OEM environment where quality control inspections are mandatory and frequent. An essential part of Johnson Lifter’s quality control program is identifying and solving common lifter issues. In particular, hydraulic valve lifters have long suffered the notion that they are no good for performance use, but that is far from accurate. Johnson puts a check mark on that fallacy and points to the success of Chevrolet’s ultra high performance COPO […]
Holley’s Billet Remote Oil Filter Mount
Holley Performance Products is pleased to announce all-new Billet Remote Oil Filter Mounts from Earl's. These remote mounts make it a snap to relocate your oil filter to any easy-to-reach location under the hood. Constructed of billet 6061-T6 aluminum and anodized black, they feature dual -10 AN O-ring port inlet and outlets – two on each side – for endless routing options. One of the extra ports can be used to attach a mechanical oil temperature gauge using Earl's adapter part # 981470ERL.
1969 Z/28 Canted Valve 302
An in depth look at a one-off all aluminum canted valve, crossram inducted Chevrolet small block evaluated for the '69 Z/28. A glimpse of something so unique and bad ass for its day...
How to Build Racing Engines: Crankshaft Selection Guide
A high-end racing engine can produce a combustion pressure of about 1,400 to 1,500 psi. For example, if you apply that pressure to a 4.185-inch-diameter...
How to Build Racing Engines: Cylinder Block Guide
Cylinder block selection is primarily application specific and may be limited by racing series rules. Requirements of your specific application may influence your choices based on block material, bore spacing, main cap material and configuration, cam location, and machinability. Selection might be limited to a two-bolt main stock production block or...