Featured Stories
505-CID Mopar 440 Stroker
April 24, 2021
Step by step prepping and assembling the short block for a 505ci Mopar RB stroker engine for big…
A Pro Mod Hemi for the Street
January 30, 2021
An insider's look at Wally Elder's radical new engine for his equally wild 1969 Dodge Daytona Pro…
540ci All Motor Pump Gas Brute
February 2, 2019
The new AFR cylinder heads are the central component of this remarkable piece; a real world engine…
GEN III Hemi Lifter Tick Solved
October 10, 2017
It’s no secret among engine builders and enthusiasts that hydraulic lifter and associated valvetrain…
Mystery Motor Development Engineer Bill Howell Tells All
March 27, 2017
Our first story on Chevrolet’s legendary mystery motor generated a lot of new questions and a…
Chevrolet 427 Mystery Motor
March 27, 2017
Most of the testing and development was done with 409ci versions. Development engineers were able…
663hp 434ci Small-Block Street Engine
June 16, 2016
When tasked to build a 650hp+ street engine with lots of restrictions, Mike Petralia's Hardcore…
Why Johnson Hydraulic Roller Lifters Belong in Your Engine
April 24, 2016
Johnson Lifters wants to be your valve lifter source. A primary supplier with top tier manufacturing…
1969 Z/28 Canted Valve 302
April 13, 2016
An in depth look at a one-off all aluminum canted valve, crossram inducted Chevrolet small block…
Smokin’ the Speed Demon
February 7, 2016
George Poteet's Speed Demon streamliner is the fastest piston powered car in the world with Duttweiler…
Ford Debuts 2016 Mustang Cobra Jet Drag Package
November 6, 2015
The new 2016 Cobra Jet Mustang sports a blown Coyote 5.0L V8 engine with a refined Whipple 2.9L…
Fifty Years with Valley Head Service
May 4, 2015
Fifty years ago this month Larry Ofria began porting cylinder heads in a run-down old chicken coup…
Why You Want ARP Bolts for Your Engine
April 30, 2015
ARP is the first thing you think of when you need fasteners for your race engine. Need some head…
Top Pro Street Engines from the Car Craft Street Machine Nationals
July 4, 2014
Hot Pro Street engines were in plentiful supply at the 2014 Car Craft Street Machine Nationals…
2015 Dodge Challenger SRT Hellcat Boasts 707 HP
July 2, 2014
Dodge outpowers GM and Ford! They now claim the highest horsepower and torque figures offered by…
100+ Awesome Hot Rod Engines from the LA Roadster Show
June 15, 2014
Hot Rods and cool engines filled the Pomona, California fairgrounds for the 50th annual father's…
622 HP Blown Street Small Block
December 23, 2013
Sometimes a simple straightforward combination is best for a particular application. No tricks,…
Meaux Racing Heads tests 2101 HP Mud Truck Engine
December 6, 2013
This C&S Performance Engines bad boy made made 2,101 HP on a very easy nitrous squeeze, 1,611 HP…
Hardcore Horsepower’s 692 HP 406ci Chevy
October 3, 2013
A 406 cubic inch small block is one of the most popular choices for Chevy powered sportsman drag…
Sonny’s 1,005ci Billet V8 Cranks 2150 HP
September 26, 2013
Sonny's Racing Engines is now offering the first V8 racing engine to top 1000 cubic inches. The…
304ci Y-block, 147 MPH…’62 Ford Pickup
September 5, 2013
Y-Block powered Ford pickup busts a move at 2013 Bonneville Nationals with a 147 MPH pass that…
Watch the Doomsday Impala Buildup, then Ride Along on an 8.69 Pass!
July 1, 2013
Hey fellas, All you drag racing fans will probably enjoy watching these videos of our Doomsday…
Hemi Head Chevy Big Blocks
February 28, 2013
Mitech Racing Engines in Placentia, California sports a lengthy list of record setting engines,…
1/8 Scale Ford 427 Sideoiler
February 13, 2013
One of those models is this Ford FE V8 427 sideoiler engine with Weber carbs; the engine that Carroll…
The Doomsday Impala
February 7, 2013
According to Andy, the single 4-barrel car has run a best of 8.80 at 150mph with 489ci naturally…
Inside Warren Johnson’s Pro Stock Engine!
January 15, 2013
To those who follow NHRA Pro Stock, Warren Johnson needs no introduction. Winner of six Pro Stock…
Finding Vintage Big Blocks
December 27, 2012
Vintage Big Blocks www.vintagebigblocks.com stands out with an easy to use web site that lists…
Cool Cars and Engines at Riverside International Automotive Museum
December 18, 2012
For engine enthusiasts the best part is the opportunity to get up close to the open wheel cars…
1 HP/ci Edelbrock 265 Chevy in 1956
December 5, 2012
In the mid-1950s, Ronnie Householder (who later headed up Chrysler’s NASCAR program) was the…
The Leo Goossen Archive
November 14, 2012
Readers interested in vintage Miller and Offy racing engines may be pleased to learn that the Leo…
The Duntov “Performance” Manifesto
November 10, 2012
“I ask him if he recalled when the small-block Chevy had been introduced in ’55, and if he…
Ford FE Engine Power Secrets
November 1, 2012
Ford built FEs from 1958 through 1976, in a wide variety of configurations. Displacements included…
Next Gen Chevy LT1 Small Block Unveiled
October 24, 2012
Cheverolet has just release pre-production details of the next generation (Gen V) all aluminum…
Zora Arkus Duntov’s Last Public Interview
October 17, 2012
Ever wonder where the "Z" came from in RPO codes like Z28, ZL1, Z06 and so forth? It stands for…