Post Tagged with: "rocker arms"

Q&A / Tech

Mailbag: 5 Things to Check When Swapping to Higher Lift Rockers

I have a 1970 Nova SS with a 11.5:1 compression, 355 cubic-inch small block. It has Sportsman II heads, a COMP Cams hydraulic camshaft (292 degrees advertised duration, .507 inches […]

Videos & Galleries

Video: Installing Roller Lifters, Rockers & Pushrods on a Small Block Chevy

In today’s video, our friend Eric the Car Guy will show you how install roller lifters, roller rockers, and pushrods on a small block Chevy engine. The principals for installing […]


Rocker Rolling with Jesel’s Sportsman Shaft-Mounted Rocker Technology

Tons of options are available when it comes to rocker arms for domestic V8 engines. When examining today’s crop of roller rockers, it becomes clear that a considerable amount of […]

roller rockers

Mailbag: Aluminum vs. Steel Roller Rocker Arms in High-Mileage Fleet Vehicles

You’ve got questions. We’ve got answers. We work with the Summit Racing tech department to tackle your automotive-related conundrums. This week, we’re talking about aluminum vs. steel roller rockers and rocker […]

Ford 300 straight six lifter noise
Q&A / Tech

Mailbag: Troubleshooting Unwanted Lifter Noise

Q: Last year, I rebuilt my Ford 300 cubic-inch straight-six engine. The head was shaved .010”, the valve seats were reground, and the crank resized. The block was bored and cleaned […]

How Tos / Tech

Quick Tech: How to Break In Stamped Steel Rocker Arms

Stamped steel rocker arms are common on budget crate engines, and many race classes require the use of stamped steel rockers. Because they do not feature a roller bearing pivot, […]

Q&A / Tech

Ask Away with Jeff Smith: Rocker Arm Failure and Ways to Prevent It

I race a Corvette in the vintage road race classes and I have had a rash of broken rocker arms. The rules prevent me from converting to roller rockers. Is […]

Q&A / Tech / Tech Articles

Mailbag: How Rocker Ratio Affects Performance

You’ve got questions. We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re examining how changing rocker arm ratio can help performance. T.Y.  Thornton, IL […]

Parts / Product Profiles / Tech / Tech Articles

Off Your Rocker: 4 Reasons It Might be Time to Step up to Shaft-Mount Rockers

When Chevy’s small block debuted in 1955, it didn’t take long for it to be regarded as a marvel of performance engineering, particularly when it came to its innovative valvetrain. […]

Tech / Tech Articles / Videos & Galleries

Video: How to Choose a Rocker Arm Mounting Style

Which rocker arm mounting system is best for your application? You’ll find out by watching this five-minute Summit Racing Quick Flicks video. In it, the Summit Racing crew will explain […]