http://nightrider.com/biketech/camdb.htm WebThe Rear Wheel Sprocket can vary, with belt drive models using a 61, 65 or 70 tooth sprocket. Below is a table of typical values for late model Harley-Davidson motorcycles. …
Gearing — Maindrive Cycle
WebTo determine the correct gear ratio of the speedometer for your car, use the following formula to calculate the number of teeth on the driven gear (round to the nearest available gear): Use the following formula to calculate "tire revolutions per mile" for the formula above: With 15 Tooth Drive Gear With 17 Tooth Drive Gear With 18 Tooth Drive Gear WebOct 8, 2014 · dolt said: ↑. A couple of things to consider: 1. You will never get 2500-2600 rpms by changing the secondary drive ratio to 34/70 or 32/68; the best you can do is about 2850. The ony way you get to 2600 rpms at a decent cruising speed is with a six speed. 2. glass balloon hummingbird feeder
Drag Performance Calculator - Assassin Racing
WebNov 13, 2024 · You first need to know your primary drive ratio also. I ran 23/48 with stockish primary drive ratio. It was pretty good all around gearing. 25 front sprocket is pretty large. That gearing is way to high in my opinion. You could probably run a 47 rear but not with a 25 front sprocket even a 24 would be pushing it. sigpic. WebDec 19, 2024 · First, to work out final speed from engine speed, you calculate the gearing ratio of the above three things between the engine and the wheel (1. primary drive + sometimes secondary drive, 2. … WebIt has a simple Gearing Calculator (GC) pre-set with the information of many bikes. It also allows you to recalculate the effect of possible changes as described above. Most bikes these days electronically calculate … fyiblue tx