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Tag Archives: SBC

Speed Secrets: Building and Testing a L79 Small Block Chevy

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The specs of the muscle car era engine were pretty standard across the board, but GMs L79 had a legendary reputation. To take a look at what set the L79 apart from the rest, Speed Secrets’ Richard Holdener teamed with Comp Cams to build a reproduction L79. With 4 bolt mains, a forged crankshaft, and 11:1 compression pistons, the main ... Read More »

Speed Secrets: Are Small Block Chevy Cam Swaps Like LS Cam Swaps?

Speed Secrets: Are Small Block Chevy Cam Swaps Like LS Cam Swaps?

Can you get the same kind of gains from Small Block Chevy cam swaps as the LS guys? Find out in this episode of Speed Secrets with Richard Holdener. Chevys revolutionary LS based engines seem to be an anomaly. With the way these engines respond to even mild cams, it makes you wonder how it can be so superior to ... Read More »

Still a Float: SBC Stroker Spring Upgrade

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By Richard Holdener/Photos By Author Sometimes performance upgrades come from desire, while others out of sheer necessity. Unfortunately for us, this valve-float (actually control) test was the latter. It is often said that the whole is more important than the sum of its parts, and this is certainly true when it comes to the internal combustion engine. Think about running a ... Read More »

FAST XDi Street HEI Distributor

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The new FAST XDi Street HEI distributor includes industry-first gear technology and an upgraded module and coil that ensure clean ignition firing up to 8,500+ RPM. Designed for Small and Big Block Chevy engines, the FAST XDi Street HEI Distributor features a plasma nitrided gear compatible with all popular camshaft materials, including cast iron, austempered iron, 5160 steel and even 8620 steel.  ... Read More »

COMP Cams GM Sportsman Tool Steel Camshafts Offer Strength, Flexible Profiles

COMP GM tool steel cam

Custom GM Sportsman Tool Steel Camshafts from COMP Cams feature core technology widely used in NASCAR, NHRA and other professional race engines for its high strength and profile flexibility. Special ST4 grade tool steel is available only from COMP Cams and 30 percent stronger than SAE 5150 or SAE 8620 options. Due to its higher carbon content, it has been shown to ... Read More »

Sportsman Lifters: Tech, Durability and Affordability In One

Sportsman Solid Roller Lifters

There are plenty of lifters out there designed specifically for drag racing. Neither supply nor demand is a problem for these critical components. Cost and durability are. It’s easy to break your racing budget with a trick lifter, but as racers well know, the relationship between all components in a valve train package is more important than any individual part. ... Read More »

The Ultimate Stroker – Squeezing 427 Inches Into An SBC

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Our friends at Horsepower Monster have recently been building up a Small Block Chevy into a stroker 427 using off-the-shelf components. Their goal is to put together a daily-driver engine that is capable of more than 550 horsepower and can run on pump gas. The build includes a COMP Cams Thumpr™ Hydraulic Roller Camshaft, High Energy™ Hydraulic Roller Lifters and Ultra Pro ... Read More »

Product Spotlight Video: RHS 23° SBC Intake Manifold

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Memphis, TN – In this video, COMP Performance Group™ VP of Engineering, Brian Reese, discusses the features and state-of-the-art engineering techniques that went into the creation of the RHS® 23° SBC Intake Manifold. There are a lot of Small Block Chevy intake manifolds on the market, but many were designed years ago. The RHS® 23° SBC Intake Manifold stands out ... Read More »

RHS Small Block Chevy Valve Cover Adapter Kit For LS Engines

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Memphis, TN – This adapter kit from RHS allows traditional, Gen 1 Small Block Chevy valve covers to be used on Gen III/IV LS engines. The revolutionary LS engine lends itself to creativity among top-level engine builders and performance enthusiasts alike. A prime example comes in the form of this Small Block Chevy adapter kit from RHS, which allows anyone ... Read More »