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Featured Articles

RHS® 24-Degree Aluminum Intake Manifolds for Big Block Chevy Applications


Memphis, TN – New RHS® 24-Degree Aluminum Intake Manifolds for BBC Applications are proven to outperform competing products on the market. These manifolds are designed for maximum airflow and power with a 4500 Dominator-style carburetor flange. Engineered to fit most 24-degree style race cylinder heads, RHS® took additional efforts to ensure excellent port matching when paired with RHS® Big Block ... Read More »

COMP Cams ® DOD Delete Kits for GM Gen V LT Applications


Memphis, TN – COMP Cams® DOD Delete Kits allow for removal of the Displacement On Demand/Active Fuel Management System on GM Gen V LT1/L86/L83/LT4 engines. These DOD DeleteKits are available in twodifferent levels, each containing the necessary “hard-parts” needed to eliminate the Displacement On Demand/Active Fuel Management from your Gen V LT engine under all conditionsin order to improvethrottle response ... Read More »

COMP Cams ® Hi-Tech™ Pushrod Sets for Dodge Gen III/IV HEMI Applications


Memphis, TN –An expansion to the premiumHi-Tech™ Pushrod line gives new options for Gen III/IV HEMI engines with high performance camshafts. New COMP Cams®HEMI pushrod sets are a continuation of theHi-Tech™Pushrod line. These pushrods sets have been engineered to provide optimal preload forspecific late-model HEMI applications when using performance camshafts. Like all COMP Cams®Hi-Tech™Pushrods, theseare a one-piece construction from .080” wall ... Read More »

TCI® Externally Balanced Small Block Ford to GM Transmission Adapter Flexplates


Ashland, MS – With the new TCI® Ford to GM Adapter Flexplates, it is now possible to use a GM transmission on a Small Block Ford engine. TCI® now offers two new Ford to GM adapter flexplate options for externally balanced Small Block Fords – a 28 oz. and 50 oz. version. These flexplates are a simple bolt-on to a ... Read More »

RHS® Pro Action™ Rectangle Port Aluminum Cylinder Heads for GM LS3 Applications


  Memphis, TN – RHS® introduces its new Pro Action™ Rectangle Port Aluminum Cylinder Heads as a premium LS3 replacement head, ensuring great power on any performance or stock engine build. Available bare or assembled with premium COMP Cams® valve train components, these LS3 heads are engineered with the same architecture as the factory head, and all stock components will ... Read More »

COMP Cams ® Rocker Arm Trunnion Upgrade Kit for GM LS7 & Gen V LT Applications


Memphis, TN – COMP Cams® expands their roller trunnion upgrade kit offerings with anLS7/LT1/LT4 option, providing for increased reliability and stiffness with billet steel rocker trunnions and premium roller bearings. The COMP Cams® GM LS7/Gen V LT Trunnion Upgrade kit is designed to upgrade the stock needle bearings with full complement roller trunnions for high RPM race applications. These kits ... Read More »

COMP Cams® 8 – Degree Titanium Retainer for #7245 Dual Conical Valve Springs


Memphis, TN – COMP Cams® has developed a new titanium retainer specifically for the #7245 Dual Conical Valve Spring, meeting the demands of the most competitive circle track racers. In response to the demands of competitive circle track racing, this new titanium retainer has been designed using Finite Element Analysis in order to utilize the light weight of titanium while ... Read More »

Speed Secrets: Why Air-Fuel Ratio Matters When Tuning

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Working with the experts at FAST, the Speed Secrets crew sets out to get the down and dirty when it comes to tuning, specifically, the air/fuel ratio aspect of it as timing be covered later on.  When expert tuners and engine builders put a car or engine on a dyno to do tuning, they are constantly monitoring air/fuel ratio, but ... Read More »

Speed Secrets: Nitrous on a 427 Small Block!

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All engines love nitrous, and owners of those engines love it too – because what’s not to like about it? No matter if it’s a Ford, Chevy, Dodge, Big Block, Small Block, LS, LT,  fuel injected, or carbureted engine, they all respond really well to spray. Whether you have a stock engine, or an engine that’s already built, nitrous takes ... Read More »

Speed Secrets: Is A Bigger Cam Always Better?

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Today, we’re going to take a look back at test the team at Speed Secrets did some time ago, but it still applies, and sometimes needs to be revisited. Essentially, the team is setting out to show how using a more and more aggressive cam comes with its trade offs. Specifically, the more and more top end power you gain ... Read More »