The High 5! Building a 500 Horsepower All-Motor 5.3L LS
We all know that making big power with an LS is as easy as adding boost, right? In fact, the recipe for huge power is to add cam, springs, and […]
Ask Away! with Jeff Smith: How to Tune a Holley Street Avenger Carburetor for High Altitude Operation
My 670 cfm Holley Street Avenger carburetor on my 427ci Cobra engine (small block Stroker) has never worked properly since I have owned it. Just as your articles on tuning […]
Long Rod Chevy 307 = Big Power
Chevrolet’s 307ci small block has long been viewed as a mild-mannered grocery getter. We used to call them “Belly Button Motors” because everyone had one—right? I recall new 1968-73 Chevelle […]
Ask Away! with Jeff Smith: Understanding Carburetor Power Valve Channel Restrictors
I’ve read your article on carb tuning about 5 times. I have a 650 cfm SS-AN annular discharge Quick Fuel carburetor with the changeable jets behind the power valve. Are […]
Make Boating Crate Again: Tunnel Ram GM CT525 Circle Track Motor Test
What does every boat on the lake have in common with every car on the road? The obvious answer is that they all need (say it with me) MORE POWER! […]
Ask Away with Jeff Smith: How to Fix a Rich Idle on a Big Block Chevy
I’ve got a Chevelle with a 468ci big-block with a pretty big cam, Edelbrock Performer RPM intake, a Holley 750cfm HP carburetor, and an HEI ignition. The engine idles way […]
Parts Bin: Holley Terminator X Stealth EFI Systems for 4150-Style Manifolds
Got an intake manifold with a traditional 4150-style carburetor mounting flange? Then the Holley folks have made it really easy for you to bolt-on one of their Terminator X Stealth […]
Video: Holley Sniper EFI Now Available for Autolite 1100-Equipped Vehicles
Convert your classic Autolite 1100 carburetor to EFI with Holley’s Sniper Autolite EFI Kit. Here’s what you’ll get for your efforts: Superior throttle response and WOT power over the carb. […]
How to Set Up Inputs and Outputs on Holley Terminator X EFI (Video)
In today’s video, Ray from Holley Performance is going to take you through the steps of setting up your inputs and outputs to auxiliary components such as power fans, fuel […]
Holley Expands Bracketless Mid-Mount Accessory Drive Systems to SBC/BBC Engines
LAS VEGAS, NV — Among the bevy of new products Holley Performance launched in 2019, the iconic brand expanded its mid-mount engine accessory drive systems product line to include applications […]