help?

OK so I got a rupp rat I think!! That's what the guy told me it was anyway. The jackshaft was bent so I replaced it. Started it up and went around the house once and it popped and now the differential spins and the axles don't. I'm going to take it apart tomorrow and pull it apart but wanted to...

just picked up this lil indian bike and want to change up the brake system. Don't like the home made foot brake on it know to sloppy want to go to the hand band break instead. my question is I need all the specs like what size drum what size brake band cable size and hand grip size and set up...

looking to buy a carb rebuilt kit for this carb but I can find no indentifying numbers on it. Unless it's on the carb under the air filter mounting plate? I ran out of time yesterday and couldn't take it off. The manual states it should be elsewhere and those spots have no numbers. Any help...

Hey guys. So, I'm working on a 1971 honda trail 70 (CT70KO) and I spent the afternoon cleaning out the carb, the tank and redoing everything I can in the fuel system. I put it all back together and anxiously cranked it. No fire-of course. I'm not too familiar with points systems, so I'm going...

has anybody have any experience with this carb orig 450 bse 2 cycle carb i'm going to try it tomorrow it don't want to idle (just off and loud) :shrug:

I have came across a little trailhopper 1970 and i just went through the carb. hooked up the gas and it fires up and runs strong. i just know that it doesn't have the oil tank on the side like in the pictures so i am mixing the gas in the fuel tank will this work ok? there is also no dipstick...

So I was given this bike in exchange for some lowered spindles and disc brakes for a VW beetle that I never planned on using. The guy that gave it to me said he thought it was a sears bike but he wasn't sure. Sooo... What is it and where can I get parts? Thanks!

I am near the end of my project and have an issue. The engine has been upgraded to a Powerhorse 414 at about 13.5 hp. I'm using a comet 40 setup also. The original jackshat was 5/8 but I upgraded to 3/4. The sprocket ratio is 10:54 As far as i can tell everything is lined up well. Driver to...

I noticed while tuning my engine gas is leaking from the fuel bowl were it seals to the carb the carb is brand new any thing to fix it? Probably something stupid but my head ain't working right:doah:

Hello all, I was just messing around with an old frame I was gonna just spray bomb and use it at work when I have to ride to the back of the shop. When I started sanding off the several layers of old paint, I discovered some numbers. Anyone have a clue on figuring these out? 23450 stamped on...

need help with idenifing this bike,and what type motor it has,looks like a weed trimmer motor or something simiar,thanks

So yea, I'm hooked. I started messing with some of the doodlebugs and other new bikes to get the basics down and now I want to start collecting vintage. Id like to first apologize if I'm breaking any rules about where to post and what content. I know many of you are sick of the same questions...

hi guys. new member here. 34 years old never got a mini bike as a kid, and been looking for older one to fix up and cruise now a days. So I picked up this Rupp recently. And I fell instantly in love. lol been doing lots of research but cant quite pinpoint what xact model and year its is. Is it a...

I just bought my first bike the other day with an 8HP Briggs and Stratton motor. It starts up fine and will idle perfectly for hours, but once I get on it full throttle for half a minute it begins to sputter and then dies. any ideas why? I was told it could be carb related.

I'm looking for eliminator seat

Hey everyone, I'm kind of new here and I have a Trailsport TS-500 in Lotus Orange. It has a Tecumseh 5 horse on it but I'm looking to upgrade, and I'm kind of sick of how temperamental the engine is. I've been looking at the Titan 6.5 hp Honda clone, but I don't know if it will work with my...

so i now have a big block 5 horse tec for my rupp tt500. i have been messing around with the carb just trying to get it in tune. i haven't quite been able to get it perfectly dialed in yet though. here are some of the problems that i would like help with. #1 starts well when cold, runs for a...

What is the blue mini? Thanks

Pulled the old super bronc out a few months ago and started to get her going again.Purchased a good running 5hp briggs off an auction website.Problem is the gas tank is mounted to the engine and there is no way to clear the torque converter.Of course the pulsa jet is mounted to the tank....there...

I have a 1968 Rupp XL-350 that the frame has been broken. Someone tried to fix it and made it worse. If I decide to sell this one I know I will have to fix the frame to get anything out if it. And if I decide to keep I will have to fix as well. So anyway,,,, does anyone have a picture...