Search results

So you guys know i had the nitro 44 with a 420cc big block last time. I have since disentegrated the tc and sold the chassis. And then sold the engine a month or so ago.................... So with that being said i have some new parts laying around and need to build another bike ! I...

Well i sold the original designed chassis with the nitro 44 from minichopperssocal - 909 minibikes So i shall start a build thread finally of the new chassis im currently building...............pic is old chassis at track a few weeks ago with a torque converter on it. So far i...

Im using the mini cup tire and can't find any 428 sprockets to fit the 1.25" axle assembly. Any ideas ?? And I'm needing around the mid 50's on tooth count. And thanks ! Only one I can find is off a Chinese taotao scooter and the bolt pattern dont match up to any hubs I can find.

Adapts a gx390 style engine to a small block bolt pattern. I had it made at a machine shop. Made out of 6061 aluminum and is very nice. Works great. Just sold the bike it was on. Must go no need for it anymore........... $50 shipped.

Sold the bike as a roller so I'm not needing this anymore. Go Powersports 40 series bolt on kit. Backplate belt 3 sprockets 10,12,14 420 chain Driven pulley Custom abs belt cover and mount Will come with some random setup stuff for a 44c also Needs a new 40 series driver $200 shipped...

Wanting to buy a nice jr. dragster rear tired drag chassis. I sold my other one and want to upgrade for the newfound power ! And thanks.

I need a 420cc crank turned down to 3/4" so I can have a better option for clutches. And what price and how long ?

I got a new one but don't have any instructions or info with it anymore. Or the coil bracket. What is the timing mark set at for the s2 gx390 flywheel ? And how do you use the degree wheel on these smaller engines. And a long shot but does anybody have a coil bracket or know what I...

What makes a clone flatline at 5750 every time. I have cam and supporting valve springs. With a 32mm carb and header. Is it the stock timing by chance ? It doesn't have the limiting coil.

Honestly i just dont want to blow it up when i start it to break the new cam in. And its a new carb also. I have tuned carbs before just not in this setting................ Russell's cam card at NR says 2000rpms for 20min. 420cc clone with cam, longer arc rod to bump compression a little...

Will be testing my new bike at the track and was curious to what the record is on a Minibike at the drag strip. Got a Dragbike style grudge race on September 17th at thunder valley here in noble Oklahoma and was wanting some kind of idea as to whether I'm slow or not. Hahaha Finally did a...

Finally got to ride the drag minibike but its not even close to right............. 1. Has anybody done governor removal, header, and air filter mod yet on these for comparison ? 2. Torque converter setup does not have a neutral setting but i still rode it a little bit. My custom driver is...

Been scrounging for awhile. Decided it was time. I am currently building a nitro 44 that has been changed around to suit my needs. Its in the diygk buildoff right now and all i got left is the torque converter setup, bolt on brakes, and fuel tank mount and shes ready for testing. I have...