News and Reviews

New DART SHP Series SBF Heads

Dart Machinery, has introduced a redesigned and improved SHP Series cylinder head for Windsor-based…

New Toyota Tundra V8 Valve Springs

October 24, 2021
Check out this new Toyota Tundra V8 spring kit for modified performance engines and high rpm competition…

High Performance Rods For 5.2L Lamborghini & Audi V-10

High performance rods for Lamborghini and Audi V10s. These are for turbocharged engines. with moderate…

New Dart Small Block Chevy Heads

September 19, 2021
Dart Machinery has introduced a redesigned and improved SHP Series cylinder head for small block…

The Straight Eight Engine

A brilliant and detailed history of straight eight engines with specs and stunning photos...

The Beast of Bonneville

September 10, 2021
Brandon Leggett's 335 mph stock bodied Studebaker is a blown fuel nitro beast that stuns everyone…

Goldenrod

September 3, 2021
This acclaimed work has been praised far and wide as the best book ever written about Bonneville…

Speed Demon takes Tenth Hot Rod Top Speed Trophy

September 2, 2021
Another display of staggering speed with a 466.290 run to win the Hot rod Trophy.

JE’s New Ultra Series Sport Compact Pistons

August 29, 2021
Sport Compact and Euro enthusiasts can now avail themselves of the latest generation of Ultra Series…

Carbon Fiber Bottles from Nitrous Supply

August 21, 2021
Carbon fiber nitrous bottles with new high-tech valves bring a new level of safety and convenience…

Summit Racing 505ci Mopar Stroker Power Test

Mopar stroker makes big power and monster torque with mail-order parts.

505ci Mopar Stroker Top End Kit

Our 440 Chrysler stroker build was initiated to show the power potential of Trick Flow's PowerPort…

McLAREN The Engine Company

A detailed look at McLaren's racing and engine programs for Cam Am, Indy and Formula 1...

505-CID Mopar 440 Stroker

Step by step prepping and assembling the short block for a 505ci Mopar RB stroker engine for big…

New 20° BBC Pistons from JE Pistons

April 20, 2021
JE Pistons new Big Block Chevy pistons for engines equipped with 20° cylinder heads like the Dart…

Digital Degree wheel

Digicam digital Degree Wheel makes degreeing a cam a snap with adapter socket sleeves for every…

New Boostline Rods For GM Duramax & Cummins Diesels

March 25, 2021
New Boostline Rods For GM Duramax & Cummins Diesels offer maximum strength for boosted applications...

Aviaid Dry Sump Pan for Ford Coyote

Aviaid, the company that pioneered dry sump lubrication systems in motorsports, now offers a fabricated…

1700 HP Procharged LSX Engine

A ProCharged 1700+ horsepower Scoggin-Dickey built LSX dragster engine for big money bracket racing…

A Pro Mod Hemi for the Street

An insider's look at Wally Elder's radical new engine for his equally wild 1969 Dodge Daytona Pro…

Milodon 440 Chrysler Main Cap Upgrade

Strengthening a 440 Mopar block is easy with Milodon's redesigned cross-bolted caps.

Jesel Landspeed Team’s 241 MPH Blown Fuel Modified Pickup

October 22, 2020
The Jesel Landspeed Team has carved another notch on its land speed racing gun belt with a blistering…

QMP Racing Shop Tour

September 2, 2020
For twenty years, QMP Racing has been providing high quality race engine building and machine shop…

Speed Demon Blasts 481 MPH with BBC Duttweiler Power

August 19, 2020
George Poteet’s Speed Demon blown fuel streamliner is now officially the world’s fastest...

Normally Aspirated C7 Z06 Build

The core structure of this engine is a new GM Gen V LT1/LT4 cylinder block both of which share…

495-cid Pontiac Powerhouse

Von Neal goes all-in with a Kauffman MR-1 iron block to accommodate a SCAT 4.5-inch forged stroker…

Understanding Tribology

The tribologists at Total Seal use a tool called the Stribeck curve to engineer low friction piston…

AFR Introduces New SBC Dual Plane Intake

February 7, 2020
AFR is proud to announce the release of its new #4812 dual plane aluminum intake manifold for the…

Holley Modernizes Classic Carb Line

January 30, 2020
Holley is pleased to announce the revamp of its existing "Classic Carburetor" lineup - Beginning…

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…

850 HP HELLCAT KILLER!

"We're calling it The Hellcat Killer", says Mike Petralia, owner and chief engine builder at Hardcore…
JESEL ROCKERS

JESEL Reintroduces Premium Stud Rocker Systems

Jesel has built its brand of valvetrain innovation with shaft rocker systems there are some race…

Tuff Stuff High Performance Alternator Install

This 1995 Corvette project car has been a superb test bed for manufacturers to prove the value…
ProForm Electric Ring Gapping Tool

ProForm Electric Ring Gap Filing Tool

February 25, 2019
Proform's electric ring filer is the ideal tool for both professionals and home engine builders.…
arp bolts

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…

540ci All Motor Pump Gas Brute

The new AFR cylinder heads are the central component of this remarkable piece; a real world engine…

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…

383 Chevy: Beyond the Crate!

Is the 383 Chevy the Most Popular Small Block Ever? That's easy to believe based on the number…

Understanding the Rod Length and Pin Height Connection

The relationship between connecting rod length, piston compression height and compression ratio…

Goldenrod Cockpit View Art Print

December 25, 2018
This 24 x 36-inch Art Quality print shows the cockpit view of the goldenrod on the International…

Goldenrod Limited Edition Numbered Blueprint Poster

December 24, 2018
This 24 x 36-inch Art Quality print of the Goldenrod and it's main blueprints is...
arias LSX hemi engine

Beast Mode: 2000 HP LSX Based Arias Hemi

A 427 cubic inch turbocharged LSX based Bonneville engine with super trick Arias Hemi Heads pushing…
hemi inlet stucks

Hardcore Hemi Attacks the Engine Masters Challenge

The Adams and Smithberg team injected Hemi entry at the 2017 Engine Masters Challenge displayed…
direct injection Corvette engine

Direct Injection Piston Damage? Check Your Oil

Low Speed Pre-Ignition or LSPI is a previously unrecognized combustion anomaly that leads to severe…
Merlin IV big block

All New Merlin IV Big Block Chevy

World Products has completely redesigned the famed Merlin Big Block Chevy casting, incorporating…
Holley Dominator

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,…
bloe box

Blue Box Digital Manometer Revolutionizes Air Flow Testing

November 5, 2017
Upgrading to a precision digital manometer to streamline your air flow testing efficiency, is a…
race pistons

Are Your Pistons Round?

October 20, 2017
A piston’s operating environment strongly influences its overall shape and that form becomes…

Factory 409 Fuel Injection: No Really!

In a bid to improve power and economy, GM engineering staff undertook extensive research on fuel…
blown small block Chevy

1290 HP, 421ci Small Block Chevy

Sportsman racers have pretty much gone big league thanks to a broad performance market that offers…
pro street

Boosting a 482ci Ford SOHC Cammer

When exotic excess isn't quite enough to satisfy the power demons lurking within, artificial aspiration…

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…
427 mystery motor

Chevrolet 427 Mystery Motor

Most of the testing and development was done with 409ci versions. Development engineers were able…
ARP BOLTS

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…
weisco boostline rod

Wiseco’s New Boostline Connecting Rods

Weisco's new extreme duty BoostLine connecting rods are designed for up to 2000 horsepower applications…
aeromotive

Aeromotive’s New EFI to Carb Regulator

Aeromotive’s New EFI to Carb Regulator (P/N 13220) allows any car or truck, originally equipped…
burns stainless

Burns Stainless Introduces Innovative Technology with Gill Sensors & Controls

Burns Stainless introduces new innovative sensor technology with Gill Sensor and Controls; currently…
stealth terminator

All New Terminator Stealth EFI from Holley

December 6, 2016
Holley Performance Products is pleased to announce its all-new Terminator Stealth EFI, which provides…

Profiling JE Pistons for Maximum Performance

December 2, 2016
There's a lot that goes into piston design and one of the most important aspects is the skirt design.…

A 735hp 438ci Small-Block Ford Bullet

This 438ci 735 HP Ford drag racing engine represents Hardcore Horsepower's unconventional, but…

Digitizing Combustion Chambers to Increase Engine Power

Extracting maximum power from racing engines requires extraordinary attention to small details…
GST seals

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…
donald campbell

Leo Villa’s Bluebird Album

September 2, 2016
David de Lara's extraordinary photographic documentary of Donald Campbell’s Bluebirds brilliantly…

Conley Stinger V8 Tour

September 2, 2016
The latest in a long line of Conley engines is the Stinger 609, so named because of its total displacement…

Reid Railton: Man of Speed

September 1, 2016
Engineering proficiency reveals itself in many forms, but rarely does it articulate itself so profoundly…

How to Build Racing Engines: Guide to Torque and Horsepower

Competition engines are designed and built to generate maximum torque and horsepower for their…

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…

Earl’s New Vapor Guard Hose and Fittings

Earl's new Vapor Guard hose and hose ends provide a complete, economical solution that virtually…
383 Chevy

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…

Holley’s Billet Remote Oil Filter Mount

Holley Performance Products is pleased to announce all-new Billet Remote Oil Filter Mounts from…

1969 Z/28 Canted Valve 302

An in depth look at a one-off all aluminum canted valve, crossram inducted Chevrolet small block…

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,…

How to Build Racing Engines: Cylinder Block Guide

Cylinder block selection is primarily application specific and may be limited by racing series…
turbocharged engine

How to Build Racing Engines: Startup and Maintenance

Initial engine startup and break-in procedures are vital to the success of every new racing engine.…
CNC Dart Big Chief Chamber

How To Build Racing Engines: Cylinder Heads

When selecting a cylinder head for a particular application it is important to closely match the…
565 cubic inch BBC

565ci Dart BBC Race Build

Our sample engine build is a 565-ci big-block Chevy based around a Dart Big M cylinder block and…
Racepak

Racepak IQ3D Drag Logger Dash

February 26, 2016
Racepak has introduced its new IQ3D Drag Logger Dash. The IQ3D is designed for the sportsman drag…
Sonnys 932 engine

How To Build Racing Engines: Choosing the Right Induction System

Intake manifold characteristics and dimen­sions exert considerable influence on engine performance…
NHRA Pro Stock

Holley Pro Stock Electronic Fuel Injection Debuts at Winternationals

Anticipation finally crested as the NHRA Pro Stock entries began qualifying for the Circle K NHRA…
compression ratio

Understanding Dynamic Compression Ratio

Your engine actually has two compression ratios, static compression ratio and dynamic compression…

Smokin’ the Speed Demon

February 7, 2016
George Poteet's Speed Demon streamliner is the fastest piston powered car in the world with Duttweiler…
Holley

Holley Vintage Series SBC Valve Covers and Air Cleaners

Holley Performance Products new Vintage Series air cleaners and small block Chevrolet valve covers…
pertronix

PerTronix New Contour Starters

January 27, 2016
PerTronix new Contour starters combine form and function with a fully enclosed solenoid protecting…

Turbocharged Y-Block for Bonneville

A turbocharged Ford Y-block in a GMC pickup truck seems a rather illogical choice for racing at…
hemi

Fabricating a Single Plane Hemi Intake

This is how hot rodders used to build the parts they needed back in the day. Its still happening…
Hemi

Early Hemi Single Plane 4V Intake Test

Legendary racer and engine builder Gene Adams has been one of the most successful navigators of…

Dart Reveals New Billet LS Cylinder Head

Dart Machinery has revealed some details of its forthcoming all-new billet LS cylinder head which…

Why is the Speed Demon So Damned Fast?

Exclusive! What makes George Poteet's awesome Speed Demon streamliner consistently able to crack…
lingenfelter

Lingenfelter C7 Intercooler Manifold

Lingenfelter Performance Engineering's liquid to air intercooler intake manifold for turbocharged…

Ford Debuts 2016 Mustang Cobra Jet Drag Package

The new 2016 Cobra Jet Mustang sports a blown Coyote 5.0L V8 engine with a refined Whipple 2.9L…
ZZ6 small block

Chevy’s New 405 HP ZZ6 Smallblock

Chevrolet introduces the newest member of the small-block family, the ZZ6 Turn-Key crate engine.…

New Boost Lock Prevents Boost Loss

Boost Lock is an innovative new product specifically designed to prevent the separation of inlet…
holley carburetor

Holley Acquires MSD

Holley Performance Products is pleased to announce the acquisition of the El Paso, TX based MSD…

A Few Hot Engine Pics from the 2015 Street Nats

June 28, 2015
Engine guys love looking at hot engines to see what everyone else is doing. Here's a selection…
e85 Holley

Holley Ultra HP Now For E85

June 16, 2015
Holley has raised the bar on E85 race carburetors. Holley's popular 4150 Ultra HPs are now available…
RTS PD Valve

RTST Ported Flow Testing Valves

The RTS kit permits precise mapping of the airflow values around the circumference of the valve…

World’s First DOHC, 4-Valve per Cylinder Racing Engine

The key concept to this timeless racing masterpiece is the airflow enhancing inclined 4-valve top…

Fifty Years with Valley Head Service

Fifty years ago this month Larry Ofria began porting cylinder heads in a run-down old chicken coup…
arp bolts

Why You Want ARP Bolts for Your Engine

ARP is the first thing you think of when you need fasteners for your race engine. Need some head…
holley vent tubes

Holley Introduces Vent Tube Spill Reduction Valves

Holley's new Vent Tube Spill Reduction Valves feature an internal valve ball that reduces fuel…

Lunati Bootlegger Cams

The most powerful series of street performance cams ever produced by the Lunati design team. They…
Holley Coytote EFI

Holley EFI Harnesses for Ford Coyote and Mod Motors

Holley has announced the release of plug & play EFI harnesses to use Holley EFI on Ford Coyote…

2015 Grand National Roadster Show

January 25, 2015
If you couldn't make it to the 2015 Grand National Roadster Show at Pomona, here's a look at some…

Melling Debuts “Shark” SBC Oil Pumps at PRI Show

Melling has re-engineered the traditional small block Chevy oil pump with newly designed asymmetrical…
MSD

MSD Atomic AirForce Wow’s SEMA

MSD's new series of Atomic AirForce intake manifolds opened a lot of eyes at the 2014 SEMA Show.…
Holley

High Flow LS Throttle Bodies from Holley

Holley has released its new high flow throttle bodies for GM LS series engines. These feature-laden…

BHJ’s Cool New Deck Height Caliper

October 27, 2014
Quick and accurate deck height checks are a snap with BHJ’s new Deck Height Caliper! (Part# DHC-1)…

New Edelbrock LS3 Super Victor Intakes

Edelbrock announced the release of its new Super Victor intake manifold for Chevy LS3 engines.…
Pontiac

Top Pro Street Engines from the Car Craft Street Machine Nationals

Hot Pro Street engines were in plentiful supply at the 2014 Car Craft Street Machine Nationals…
2015_Dodge Hemi

2015 Dodge Challenger SRT Hellcat Boasts 707 HP

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

Hot Rods and cool engines filled the Pomona, California fairgrounds for the 50th annual father's…

Corvette LT4 Most Powerful & Drivable Production Small Block Ever

The all-new 2015 Corvette Z06 is the most powerful production car ever from General Motors and…
dart block

Dart Blocks: Honed to Perfection

A new SV-20 honing system from Sunnen enables Dart to implement high-precision, highly-flexible…
Edelbrock

Edelbrock’s New BBC Victor Tunnel Ram

Edelbrock's new Victor Tunnel Ram is a modern updated design to its very successful Victor Ram…
calico coatings

Calico Coating’s New Web Site

Calico Coatings has launched a new web site designed to make it easy for engine builders to review…
holley carburetor

New Holley Ultra HP 2 Barrel Carbs

Holley is proud to introduce the all new Ultra HP 2 Barrel. Holley 2 barrels have been a mainstay…
optima

Smokin’ April Deals on Optima Batteries

Our friends at Optima Batteries are offering a super generous deal on batteries and battery chargers…
CP Products

New CP-Carrillo SBC and LS Bullet Rods

Inspired by the top forms of motorsports, our goal is to offer a piston and rod alternative by…
dodge

Montana Dodge Boys Scorch the Records

The V4F (Vintage 4 cylinder Flathead) engine class at Bonneville requires only an original pre-1935…
header kit

New Crate Engine “Header Kits” from Burns Stainless

Burns Stainless LLC Offers Crate Engine “Header Kits” Optimized For Performance Engine swap…

622 HP Blown Street Small Block

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…

Performance Distributors Releases New GM LS/VORTEC SOS Coils

Performance Distributors(Davis Unified Ignition) introduces the LS S.O.S.(Sultans Of Spark) ignition…
quickfuel

Quick Fuel Technology Introduces New EFI System

Quick Fuel Technology, known for its innovative carburetors and fuel systems, is introducing QFI…
holley efi

Holley EFI Shares Data with Racepak Data Systems

Racers that take advantage of the performance and advanced tuning of Holley’s Dominator or HP…
comp conical springs

Comp Introduces New Conical Valve Springs for High RPM Stability

Expected to become the new standard in high performance valve spring design, COMP Cams® Conical…
Aluminator 46x

New Ford Aluminator 46x 5.0L Shortblock

The Ford Racing 46X Modular 5.0L Stroker shortblock is a great way to build modular power – from…
Ford Z460 crate engine

Ford Z460 Crate Engine Pumps Big Power

Ford Racing has taken its Boss Block to the max with the biggest small block Windsor crate engine…

Ford Racing Performance Parts Announces New Z460 Short Block

Ford Racing Performance Parts has taken its line of Boss block based crate engines to the max displacement…
LS7 cam and heads

New LS7 Cam and Cylinder Head Package for 2010 and later Camaros

Chevrolet engineers have developed a new cylinder head and camshaft package designed to be a direct…
COMP Sportsman solid rollers

New Comp Sportsman Solid Roller Lifters

COMP Cams new Sportsman Lifters are offered in two configurations: a traditional needle bearing…
ZZ% crate motor

Chevrolet introduces 400 HP ZZ5 Small Block Crate Motor

Traditional small block Chevy fans just received some love from Chevrolet Performance in the form…
COPO 427 crate engine

Chevrolet Expands COPO Crate Engines

Nov. 4, 2013, SEMA Show, Las Vegas Chevrolet Performance is expanding the COPO engine family with…
engine masters challenge

Jon Kaase Racing wins 2013 Amsoil EMC

October 13, 2013
That sly old fox Jon Kaase carved another notch on his Engine Masters Challenge gun belt with another…

Jason Line Wins Pro Stock at NHRA Fall-Nationals with Holley Gen-3 Ultra Dominator Carburetors

October 8, 2013
Jason Line and the team at KB racing in Mooresville, North Carolina, started testing Holley’s…
chevy small block

Hardcore Horsepower’s 692 HP 406ci Chevy

A 406 cubic inch small block is one of the most popular choices for Chevy powered sportsman drag…

Coated Carbs for Cooler Fuel

Quick Fuel Technology™ (QFT) has introduced a highly durable coating that lowers fuel temperatures…

Sonny’s 1,005ci Billet V8 Cranks 2150 HP

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

Y-Block powered Ford pickup busts a move at 2013 Bonneville Nationals with a 147 MPH pass that…
summit racinf

Summit Racing Engine Swap Specs

Summit Racing has published a handy list of common dimensions for the most popular engines selected…

Garrett Announces SFI Spec Turbos for Drag Racing

The introduction of Garrett's new SFI 61.1 Drag Race Spec Turbos is accompanied by a certified…
Holley Terminator EFI

Holley’s New Terminator EFI System

Holley Performance Products has introduced the new Terminator™ line of carburetor replacement…

Watch the Doomsday Impala Buildup, then Ride Along on an 8.69 Pass!

Hey fellas, All you drag racing fans will probably enjoy watching these videos of our Doomsday…
Engine Builing

Engine Building Rules Part 1: Planning

Consider a typical performance engine build plan that holds true for many budget based bracket…
V8 Firing Order

American V8 Firing Orders

There’s nothing more frustrating than finishing up a build late at night and not remembering…

Basic Engine Block Prep 101

March 2, 2013
It’s a time-honored tradition in the hot rod community - the day you take your block to the machinist…
2012 COPO Camaro

2013 COPO Camaro Engine Lineup Announced

March 1, 2013
The popular 427 returns since more than half of last year's 69 examples were ordered with the big…
World Products Warhawk block sporting Arias heads

Hemi Head Chevy Big Blocks

February 28, 2013
Mitech Racing Engines in Placentia, California sports a lengthy list of record setting engines,…
msd alternator

NEW Racing Alternator from MSD!

February 23, 2013
MSD has developed the new DynaForce Racing Alternator. DynaForce Race Alternators are available…

1/8 Scale Ford 427 Sideoiler

One of those models is this Ford FE V8 427 sideoiler engine with Weber carbs; the engine that Carroll…
doomsday impala

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…
2013 COPO Camaro

Holley EFI is Standard Equipment on 2013 COPO Camaros

January 3, 2013
Holley is pleased to announce that its phenomenal HP EFI engine control unit (ECU) will be offered…

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…
Edelbrock

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…

Kaase Racing Engines Debuts P-38 Cross Ram Induction System

Jon Kaase Racing engines has debuted its new Ford Windsor P-38 cross-ram induction system incorporating…

The Leo Goossen Archive

November 14, 2012
Readers interested in vintage Miller and Offy racing engines may be pleased to learn that the Leo…

Build a Hemi: On Your Kitchen Table!

November 13, 2012
The Summit kit is manufactured by Hawk, one of the oldest model kit makers in America. The Super…

The Duntov “Performance” Manifesto

“I ask him if he recalled when the small-block Chevy had been introduced in ’55, and if he…

Shannon Wix sets Texas DoorSlammer Record: 7.15/195.65, “All Motor”

November 2, 2012
October 27: Shannon Wix set a new Texas Doorslammer record with a 7.15 second 195.65 MPH blast…
Jay Brown FE Ford Expert

Ford FE Engine Power Secrets

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…
Cam Lobe Profile diagram

Effects Of Changes in Cam Timing and Lobe Separation Angle

The following tables provided by COMP Cams illustrate how variations in lobe separation angle and…
Zora Duntov Interview

Zora Arkus Duntov’s Last Public Interview

Ever wonder where the "Z" came from in RPO codes like Z28, ZL1, Z06 and so forth? It stands for…
autoscanner pro

AutoScanner Pro Code Reader

September 29, 2012
Professional street engine tuners will love the CP9190 Trilingual Elite AutoScanner Pro from www.summitracing.com.…
Gen VI Chevy block

Top 10 Reasons to Build GEN VI Based Chevrolet Big Blocks

Unless you require a specific block casting for a numbers matching restoration project, there is…
2000 HP Small BlocK

Speed Demon: 439 MPH Small Block Land Speed Record

September 26, 2012
The Poteet and Main streamliner with George Poteet at the wheel and the world's most powerful small…
Meaux Racing Heads

PipeMax Creator Larry Meaux on Race Engine Head Porting

Larry shares some great porting tips that you can apply to your own engine building projects. His…

Camshaft Basics

Pushrod based engines use two basic types of camshaft; either flat tappet or roller tappet. It’s…

Automotive Specialists’ Sealed Racing Engines

September 8, 2012
Automotive Specialists, Inc. has developed a new Chevrolet sealed engine utilizing its 46 years…
COMP Ultra Pro Magnum™ riocker arms

COMP Ultra Pro Magnum Stud Mount Rocker Arms

August 11, 2012
With a nearly unbreakable investment cast 8650 chromemoly body, Ultra Pro Magnum™ Rocker Arms…
Ross 409 Chevy Pistons

Ross Releases 409 Pistons

August 11, 2012
Ross Pistons has released a new piston set for the CHEVY 409s using Edelbrock Performer RPM Cylinder…
Summit Factory 5 Cobra Kits

Summit Factory 5 Cobra Engine Combo Kits

August 9, 2012
The Summit Racing Equipment/Factory Five Racing Mk4 Roadster is alive and running strong—and…
Callies Serialized connecting rod bolt

Callies Introduces Serialized Connecting Rod Bolts

August 4, 2012
Callies Performance Products in conjunction with ARP (Automotive Racing Products) has introduced…
Piston Speed

Calculating Piston Speed

Mean piston speed has long been used as an indicator of component durability under severe service.…

Porting Pointers

The objective of porting a cylinder head is to improve engine performance via constructive enhancements…