lobe separation

Find the camshafts section in your latest Summit Racing catalog and you’ll quickly notice that all the cams are displayed with duration and lift. That’s because veteran gearheads use these key specs to help identify the right cam grind for their engine and application. But there are other, lesser-known specifications you should be aware of

Got questions? We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we examine ideal camshaft lobe separation for nitrous applications. D.M. Pitman, NJ Q: Can you shed some light on camshafts made for nitrous engines? Why would they have a lobe separation of 112-114 degrees, versus 106-108 degrees for an otherwise