News & Reviews
New DART SHP Series SBF Heads
Dart Machinery, has introduced a redesigned and improved SHP Series cylinder head for Windsor-based small block Ford muscle car…
New Toyota Tundra V8 Valve Springs
Check out this new Toyota Tundra V8 spring kit for modified performance engines and high rpm competition engines...
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 to high boost.
New Dart Small Block Chevy Heads
Dart Machinery has introduced a redesigned and improved SHP Series cylinder head for small block Chevy muscle car and street rod…
The Straight Eight Engine
A brilliant and detailed history of straight eight engines with specs and stunning photos...
The Beast of Bonneville
Brandon Leggett's 335 mph stock bodied Studebaker is a blown fuel nitro beast that stuns everyone with its blinding speed at Bonneville…
Speed Demon takes Tenth Hot Rod Top Speed Trophy
Another display of staggering speed with a 466.290 run to win the Hot rod Trophy.
JE’s New Ultra Series Sport Compact Pistons
Sport Compact and Euro enthusiasts can now avail
themselves of the latest generation of Ultra Series pistons
from JE.
Carbon Fiber Bottles from Nitrous Supply
Carbon fiber nitrous bottles with new high-tech valves bring a new level of safety and convenience to nitrous users.
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 270 aluminum cylinder heads...
Featured Story
Exclusive! Inside Wally Elder's Pro Mod Style Hemi Street Engine
A Pro Mod based street engine for a screamin' badass '69 Dodge Daytona Pro Street Car
A Pro Mod based street engine for a screamin' badass '69 Dodge Daytona Pro Street Car
Engine Builds
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 270 aluminum cylinder heads...
505-CID Mopar 440 Stroker
Step by step prepping and assembling the short block for a 505ci Mopar RB stroker engine for big strreet/strip power...
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 the same part number. As seen here,…
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 crank yielding 495 cubic inches…
850 HP HELLCAT KILLER!
"We're calling it The Hellcat Killer", says Mike Petralia, owner and chief engine builder at Hardcore Horsepower & Dyno...
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…
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…
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…
Speed Demon’s A/Blown Fuel Streamliner Motor
Engine builder Kenny Duttweiler's thoughtful approach to torque-managed small block LS power and rear wheel drive may soon deliver…
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…
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…
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…
Building the 750 HP Ford Cobra Jet
Ever wonder how carefully your Cobra Jet drag racing engine gets assembled at the factory? No doubt you've seen old newsreels with…
663hp 434ci Small-Block Street Engine
When tasked to build a 650hp+ street engine with lots of restrictions, Mike Petralia's Hardcore Horsepower, LLC in Franklin, TN…
383 Beyond the Crate LT1 Parts List
The following parts for the Beyond the Crate 383 project are all available through Summit Racing except where noted. These are the…
Tech Tips
How to Use a Degree Wheel
Join Jeff Smith, former editor of Hot Rod and Car Craft Magazines, as he shows us how to use a degree wheel.
Milodon 440 Chrysler Main Cap Upgrade
Strengthening a 440 Mopar block is easy with Milodon's redesigned cross-bolted caps.
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...
Understanding Dynamic Compression Ratio
Your engine actually has two compression ratios, static compression ratio and dynamic compression ratio.
RTST Ported Flow Testing Valves
The RTS kit permits precise mapping of the airflow values around the circumference of the valve at any lift value. It helps identify…
Engine Building Rules Part 1: Planning
Consider a typical performance engine build plan that holds true for many budget based bracket racing builds and illustrates how…
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 cam timing affect engine behavior.…
Camshaft Basics
Pushrod based engines use two basic types of camshaft; either flat tappet or roller tappet. It’s a little more complicated than…
Calculating Piston Speed
Mean piston speed has long been used as an indicator of component durability under severe service. It is a good rule of thumb for…
Porting Pointers
The objective of porting a cylinder head is to improve engine performance via constructive enhancements to the intake and exhaust…
Tuning Tips for Intake Manifold Deficiencies
Various modifications and adjustments can be applied to intake manifolds to fine tune them for specific performance requirements.…
How to Use a Dial Indicator
Dial indicators are one of the primary measuring tools used in precision engine building. They are typically used to measure deck…