fast

how fast will a doodlebug go with a 6.5 engine?

I took some measurements off my Doodle-Bug to calculate top speeds in accordance to how many teeth are on the clutch I decide to buy. Some of the numbers look very accurate, but the top speeds calculated for the 21 tooth clutch = 85MPH @ 5000RPMs:confused:. I know that wind-resistance is...

I want to build a fast mini bike for fun, I found a Street leagal 2003 honda clone dirt bike with a 5 speed 250cc engine with a standard tranny! for 500.00 would that be faster than a blockzilla

I'm a Newbee so please excuse my ignorance. I do know a little math so if I may be so bold, I thought I'd throw out a few things and see if you pros agree. 1. A 13hp motor wont drive a mini any faster then a 3hp motor given both are goverened to max out at 3600 rpm. The 13 hp will just reach...

Just for fun I want to know in MPH how fast you mini is. I had a buddy follow me in his truck and I got mine between 40 and 45, i have a radar gun and will get an exact MPH sometime this week. j/w what the average speed is, and what some of the higher speeds are.

will a rebuilt Tecumseh carburetor, part number #640115 or new number #640164 off a model OHV125 12.5hp engine. This carb has adjustable main and idle jets and a manual choke. will this carb work with my 7hp tecumseh ( model - H70) i need to know fast

The motor suspends from under the seat, and the aluminum number plates protect it from harm

Azusa 20hp electric, very fast

new exhaust pipe made more high end torque from 35mph to 47 mph woo

took out the center shaft and fliped will and sprocket and made one complet chain went from 15 mph to 35 mph wooo