Engine Tech / 170 posts found

Merlin IV big block

All New Merlin IV Big Block Chevy

by Administrator
Comments are off for this post.
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 Dominator

Holley Releases 1050 CFM Gen 3 Marine Dominator Carbs

by Administrator
Comments are off for this post.
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...
Mercedes F1 engine

Mercedes F1 Engine Achieves 50% Thermal Efficiency

by Administrator
Comments are off for this post.
The current Mercedes Formula 1 engine achieves over 50 percent thermal efficiency, a major performance milestone for IC engine technology. Check out the accompanying videos to see how it is done and how they are using it to win races in 2018.
hemi crate engine

Mopar Debuts Supercharged Hemi Crate Engine

by Administrator
Comments are off for this post.
Mopar brand unleashed a new 6.2-liter supercharged Crate HEMI® Engine Kit that injects 707 horsepower and 650 lb.-ft. of torque under the hood. The “Hellcrate” HEMI Engine Kit, is the first-ever supercharged, 707-horsepower factory-backed crate engine kit...
race pistons

Are Your Pistons Round?

by Administrator
Comments are off for this post.
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...
GEN III Hemi lifters

GEN III Hemi Lifter Tick Solved

by Administrator
Comments are off for this post.
It’s no secret among engine builders and enthusiasts that hydraulic lifter and associated valvetrain issues have plagued GEN III Chrysler Hemi engines for years. Internet forums are awash with tales of engine failures, high repair bills and annoying noises often referred to as the “Hemi Tick”.
speed demon

Speed Demon’s A/Blown Fuel Streamliner Motor

by Administrator
Comments are off for this post.
Engine builder Kenny Duttweiler's thoughtful approach to torque-managed small block LS power and rear wheel drive may soon deliver the first piston powered 450 mph speed record at Bonneville. And we just showed you how they're going to do it...

Factory 409 Fuel Injection: No Really!

by Administrator
Comments are off for this post.
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...
blown small block Chevy

1290 HP, 421ci Small Block Chevy

by Administrator
Comments are off for this post.
Sportsman racers have pretty much gone big league thanks to a broad performance market that offers a remarkable variety of supercharging options and supporting ...

Mystery Motor Development Engineer Bill Howell Tells All

by Administrator
Comments are off for this post.
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...
427 mystery motor

Chevrolet 427 Mystery Motor

by Administrator
Comments are off for this post.
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...
ARP BOLTS

Understanding Engine Fastener Quality with ARP

by Administrator
Comments are off for this post.
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...
weisco boostline rod

Wiseco’s New Boostline Connecting Rods

by Administrator
Comments are off for this post.
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

Aeromotive’s New EFI to Carb Regulator

by Administrator
Comments are off for this post.
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...

Profiling JE Pistons for Maximum Performance

by Administrator
Comments are off for this post.
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

by Administrator
Comments are off for this post.
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

by Administrator
Comments are off for this post.
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...
GST seals

One-Piece Rear Main Seals for Big Block Chevys

by Administrator
Comments are off for this post.
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...
cob ra jet

Building the 750 HP Ford Cobra Jet

by Administrator
Comments are off for this post.
Ever wonder how carefully your Cobra Jet drag racing engine gets assembled at the factory? No doubt you've seen old newsreels with sweaty line workers ramming pistons into cylinder blocks on an endless conveyor line or...

663hp 434ci Small-Block Street Engine

by Administrator
Comments are off for this post.
When tasked to build a 650hp+ street engine with lots of restrictions, Mike Petralia's Hardcore Horsepower, LLC in Franklin, TN crafted this 434ci beast ...

How to Build Racing Engines: Guide to Torque and Horsepower

by Administrator
Comments are off for this post.
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

by Administrator
Comments are off for this post.
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 ...

Recognizing the Protection of Motorsports Act of 2016 (RPM Act)

by Administrator
Comments are off for this post.

Earl’s New Vapor Guard Hose and Fittings

by Administrator
Comments are off for this post.
Earl's new Vapor Guard hose and hose ends provide a complete, economical solution that virtually eliminates fuel permeation issues common with...
383 Chevy

Why Johnson Hydraulic Roller Lifters Belong in Your Engine

by Administrator
Comments are off for this post.
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 […]