Ask Away! with Jeff Smith: Are There Benefits of Staggered Rocker Arms?
Why do some engine builders stagger the rocker arms, 1.6 on the intake and 1.5 on the exhaust? Is there any benefit in doing that?G.L. This is a great question and […]
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 […]
Video: Using Rocker Arm Ratios to Gain Power and Torque
This excellent eight-minute Summit Racing Quick Flicks video dives into rocker arm ratio theory as it relates to your intake valves. There are torque and horsepower gains to be made […]
Mailbag: Rocker Arm Ratio…What Does it Mean?
Got questions? We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re covering rocker arm ratio and how it affects performance. S.B. • Atlanta, GA […]