WebMar 10, 2024 · With a 0.500-inch valve lift with 1.5:1 rockers, we can first determine (theoretically) our cam lobe lift by simply dividing 0.500 by 1.5 = 0.333-inch. Now when we multiply 0.333 x 1.6 = 0.533-inch, it’s our new valve lift with the higher ratio rockers. WebJun 2, 2011 · By increasing the rocker-arm ratio, it's possible to increase valve lift without ever touching the camshaft. A 1.6:1-ratio rocker arm translates the same 0.350 inch of camshaft-lobe lift into 0.560 inch of valve lift (0.350 inch x 1.6 = 0.560 inch). This is a lift increase of about 6.7 percent.
1.5 vs 1.6 rockers For A Bodies Only Mopar Forum
WebDec 23, 2016 · It seems that it would increase the duration at .050 by 6%, but that's not the case due to the lobe design (equation) is not linear. I guess what I'm driving at is … WebDec 7, 2004 · For instance, with your stock 1.5 ratio rocker arms your valve lift is .488". with a 1.6 ratio it would be 6.7% higher, or .520". This is an increase in lift of .033" in lift. Going to a higher ratio rocker arm will give you some nominal increase in power. You can't expect big gains from them. great value brand coffee creamer
1.6 rockers how much more lift?? Chevy Nova Forum
WebOct 2, 2024 · Very simple to figure. Here we go. To figure what lift will be from 1.5, divide the lift at the valve by 1.5. This figure equals lobe lift, which is the actual lift of the camshaft lobe without rocker ratio influence. No, take the lobe lift figure and multiply that times 1.6 and you have your new lift number using 1.6 rockers. WebFeb 25, 2024 · Rocker arms are commonly designed to increase lift at the valve by about 1.3 to 1.6 times the lift at the cam. This setup also slightly increases duration, but not by the … WebOct 27, 2001 · Adding 1.6 in place of 1.5 rockers on the intake would add some lift and allow more into the cyl but it won't have any place to go... I think maybe the opposite and putting them on the exhaust might be the better choice. Take a look at most cam profiles and you will see 2 types, 1 the intake and exhaust lift and duration are the same. great value bran flakes nutrition