Haha. Shitbox. For your information there aren't shitboxes up here. They are dunes. Majestic and scenic dunes. Not toothless the hills have eyes dunes like you have down there.
Ya I know how ya feel. I've said the same thing for the last 20 years. Didn't picture myself spending a grand on a box for home either. But damn it sure is cool.
You need to take your ass to harbor freight and replace those little boxes. I just did here a while back. Been working out of a few boxes like that forever.
Hydro brakes. FMF fatty pipe with Power Core silencer and also spark arrested Turbine Core silencer. Maier white carbon fiber plastic. 28mm Keihin carburetor. VForce 3 reeds. Aftermarket aluminum shifter. Stock Banshee axle. Like new rear Razer tires. Aluminum rear grab bar. Extra front hood that deletes the headlight. Also have a set of mx beadlock wheels and tires that could go with the blaster for a total price of $1800. Blaster without mx wheels is $1600. Title in hand. Call or text. 2one7-8two5-57one4
Buy a cub cylinder, have your builder clean up the ports, slap it together, shit yourself. Just that easy. Key here is don't burn it down. Then you don't have to worry about all that crap. Dirt bikes have been that way for a LONG time. Proven tech.