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Forum: Go Kart Discussion Yesterday, 03:04 PM
Replies: 0
Views: 47
Posted By KartFab
Mini Bike Give Away

Hello everyone, this is Grant. I have a little youtube channel and for those that follow the facebook page, muscle mini bike builds, you will recognize this beautiful mini bike as one of the top...
Forum: Go Kart Discussion 12-03-2019, 11:55 PM
Replies: 17
Views: 234
Posted By KartFab
A 22mm mikuni isn’t a restriction if you know...

A 22mm mikuni isn’t a restriction if you know anything about how much flow these Honda /clone heads actually have.
Forum: Engines & Clutches 12-03-2019, 09:02 PM
Replies: 13
Views: 143
Posted By KartFab
My guess is a blown head gasket.

My guess is a blown head gasket.
Forum: Engines & Clutches 12-02-2019, 10:46 PM
Replies: 13
Views: 143
Posted By KartFab
sudden loss of power after cylinder head...

sudden loss of power after cylinder head reassembly? What did you torque your head bolts to? Did you re-use the head-gasket?

Basically anything you touched may have been messed up. Start with what...
Forum: All Other Parts 12-02-2019, 08:21 AM
Replies: 19
Views: 165
Posted By KartFab
From my personal experience, any sort of china...

From my personal experience, any sort of china brand tire is going to wear out extremely fast. Even if it is a million ply. Ive had 2 ply Kenda tires on my mini bike going off road and high use for...
Forum: Engines & Clutches 11-28-2019, 09:39 PM
Replies: 21
Views: 425
Posted By KartFab
Ok guys here’s an update. After letting it sit...

Ok guys here’s an update. After letting it sit for a week I started it on the 2nd pull. Gremlins I guess.
Forum: Engines & Clutches 11-11-2019, 08:18 PM
Replies: 21
Views: 425
Posted By KartFab
All i can say at this point is that I should have...

All i can say at this point is that I should have bought an echo trimmer. Ill try some more diagnostic stuff, but at this point one of my diagnostic tests Im thinking involves throwing it off my roof...
Forum: Engines & Clutches 11-10-2019, 06:35 PM
Replies: 21
Views: 425
Posted By KartFab
I need help

2 stroke toro trimmer
Was running ok then quit. Felt like it wasn’t revving out all the way.
Would not restart.

Put in fresh fuel would not start
Carb cleaner sprayed directly in throttle...
Forum: Engines & Clutches 10-13-2019, 11:16 AM
Replies: 13
Views: 258
Posted By KartFab
try the 140 main and 20 pilot Thats what I use,...

try the 140 main and 20 pilot Thats what I use, everything else stock. If it is stalling when cracking throttle, you might just need to adjust needle height. Also, i like to get my idle a bit rich,...
Forum: Engines & Clutches 10-11-2019, 07:34 PM
Replies: 13
Views: 258
Posted By KartFab
If you are going to spend enough money to need a...

If you are going to spend enough money to need a welded block, you would get more bang for your buck from this https://www.jrracecar.com/jr-billet-animal-block-1-tall-deck/

Unless you are a...
Forum: Go Kart Discussion 10-05-2019, 04:47 PM
Replies: 1
Views: 109
Posted By KartFab
I only do a basic yard kart style for now found...

I only do a basic yard kart style for now found here:

https://kartfab.com/live-axle-go-kart-plans
Forum: Go Kart Discussion 10-01-2019, 08:13 PM
Replies: 17
Views: 704
Posted By KartFab
this might be helpful when choosing jet sizes...

this might be helpful when choosing jet sizes (see end of manual)
www.briggsandstratton.com/engines-racing/~/media/Racing/carbtuningguide.pdf
Forum: Go Kart Discussion 09-28-2019, 04:20 PM
Replies: 17
Views: 704
Posted By KartFab
ok please listen here. I tuned an engine to run...

ok please listen here. I tuned an engine to run perfect on a $13 carb. You wont have the same tools here but this is the KEY

The carb controls how much air and fuel comes in (also know as air fuel...
Forum: Go Kart Discussion 09-26-2019, 09:54 PM
Replies: 17
Views: 704
Posted By KartFab
loss of power at WOT is typically a lean...

loss of power at WOT is typically a lean condition FYI.
Forum: Go Kart Discussion 09-11-2019, 03:42 AM
Replies: 0
Views: 135
Posted By KartFab
How To Race Mini Bikes

It has been a while since my last upload. For those that want to get into mini bike racing, this is the official "how to race mini bikes" video I put together. It has a few race tips, and a few...
Forum: Engines & Clutches 08-26-2019, 10:45 AM
Replies: 16
Views: 374
Posted By KartFab
1st choice: ARC ROD 2nd choice: rod with the...

1st choice: ARC ROD
2nd choice: rod with the dipper built into it
3rd choice: rod with the bolt on dipper

3rd choice will fatigue the oil dipper and it can snap off
2nd choice will not have...
Forum: More Builds 08-15-2019, 08:34 AM
Replies: 8
Views: 285
Posted By KartFab
i was worried about the concrete support working...

i was worried about the concrete support working loose over time (e.g. rocking back and forth) its just over-engineered. The idea was to have a lower point to "anchor" the winch down as it pokes out...
Forum: More Builds 08-13-2019, 04:22 PM
Replies: 8
Views: 285
Posted By KartFab
And there it is. Frame hasnt bent, winch hasnt...

And there it is. Frame hasnt bent, winch hasnt popped off, and we can steer this little guy into the side yard without running over the precious grass, or our fence (again). :cheers2:
Forum: More Builds 08-13-2019, 04:20 PM
Replies: 8
Views: 285
Posted By KartFab
Winch in Ground

So i may have ran over our neighbors grass a time or two, and my wife may have taken out our fencepost.

This leads me to exhibit A. Winching the trailer up our weird, steep, and wonky driveway. ...
Forum: Mini Bikes, Trikes, and Choppers 08-02-2019, 12:02 AM
Replies: 19
Views: 655
Posted By KartFab
Cam $40, carb $100, flywheel $100, $rod 60....

Cam $40, carb $100, flywheel $100, $rod 60. Springs $10

Basically get a stage 2 kit and add on the carb.
Forum: Go Kart Discussion 07-24-2019, 05:43 PM
Replies: 9
Views: 297
Posted By KartFab
to be clear, this has nothing to do with personal...

to be clear, this has nothing to do with personal experience. Some people are just into weird stuff, and I am talking about small engines here aren't I? If you leave the choke on after they warm up,...
Forum: Go Kart Discussion 07-24-2019, 01:10 PM
Replies: 9
Views: 297
Posted By KartFab
i had an epiphany - some people are like small engines.

Some people are like small engines. They like to be choked to turn them on. If you keep choking them, they will die.
Forum: Go Kart Discussion 07-24-2019, 12:40 PM
Replies: 14
Views: 441
Posted By KartFab
hands down, predator 212 will give you the best...

hands down, predator 212 will give you the best bang for your buck. change my mind.
Forum: Mini Bikes, Trikes, and Choppers 07-23-2019, 10:29 AM
Replies: 10
Views: 428
Posted By KartFab
i have ran 6 hp, 13 hp and 30+ hp on an 8t...

i have ran 6 hp, 13 hp and 30+ hp on an 8t sprocket, and have never had an issue. No chain tensioner either. Just keep everything lined up, lube, and tension the chain right and you will be okay.
Forum: Mini Bikes, Trikes, and Choppers 07-15-2019, 09:21 PM
Replies: 10
Views: 428
Posted By KartFab
gear for 25-40 mph at 3600 rpm. Do the...

gear for 25-40 mph at 3600 rpm. Do the calculation assuming the engine shaft is the jackshaft.

You can go as low as 8 tooth on the 30 series jackshaft with 40/41/420 chain.
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