Can Seafoam Motor Treatment Clean an Engine’s Combustion Chamber?
Seafoam is the brand name of a product that’s been around for ages. It began as an engine treatment designed to remedy fuel-related problems and, early on, gearheads found that […]
Project White Lightning Update 2: Alignment & Driving Impressions of the Tesla’s New Suspension Upgrades
Whether it’s gas, diesel, or electric, Summit Racing’s going to find a way to hot rod every vehicle it gets its hands on. So when Summit Racing introduced us to White […]
Ask Away! with Jeff Smith: Upgrading Fuel Injectors for Better Performance in an LT1-Equipped Chevy Camaro
What would be the best injector for my 1995 Camaro? The idea is to get higher performance. Would I have to change fuel pump also? Thanks. P.B. It’s a common […]
Ask Away! with Jeff Smith: Proper Rocker Arm Torque & Tightening
I just discovered a rocker arm on my small block that loosened up and popped off the stud. It kinda mangled the threads on the stud, so I’m going to […]
Part 1: Power-Packed Piston Tech You Can Use!
There are thousands of different pistons available from Summit Racing. They come from just about every piston manufacturer in the business and they fit every price range and almost every […]
Ask Away! with Jeff Smith: Using E85 or Octane Boosters in a High-Compression 283 SBC with a Cruising-Speed Stumble
I am an old school pepper tree mechanic, and not quite in tune with 12:1 compression ratio small block Chevys. I have a 1962 Rambler Classic with a 283 with 12:1 […]
Build a Better Boss (302 Ford, That Is)
Ford’s incredible 1969-70 Trans Am BOSS 302. Not the 2012-13 Coyote DOHC BOSS, but instead the genuine pushrod original from an era when Ford did the unthinkable repeatedly—and won! Ford’s […]
Project White Lightning Update 1: Initial Suspension Upgrades for Summit Racing’s Tesla Model 3
Whether it’s gas, diesel, or electric, Summit Racing’s going to find a way to hot rod every vehicle it gets its hands on. So when Summit Racing introduced us to […]
Ask Away! with Jeff Smith: What Does “Inches of Mercury” Mean & How Does It Measure Vacuum?
Can you give me a short explanation of what inches of mercury is and how it is measures manifold vacuum? I just don’t understand it. Thanks! J.J. This can sometimes […]
2011+ Mopar Gen. III 6.4L/392 Hemi Apache Engine Guide: Bore & Stroke, Cylinder Heads, Cam Specs & More
When Chrysler announced it was bringing back the legendary Hemi in the early 2000s, it was a big deal. This new series of Hemi engines is often referred to as […]