Big Bob's latest activity

I have a Duromax 440 with that exact cover. No starter problem. The Duromax uses lots of the same parts as the 390. It's a clone like...

LOL OtherBob, I was about to pull the trigger on a 38MM Flat Slide carb. To my dumass pulling up the choke lever to choke and down to...

What is your weight? If you want stout go to a 780 system.

Just an FYI. I have a 6 seater golf cart with a 440 Duromax engine. It's modified. The gear ratio is very low on this heavy cart. I...

80T are better than 60 teeth. Remember you only have to floss the ones you want to keep.

LMAO! Figured it out. It was the choke. I looked in many places. Choke lever up to choke, choke lever down to run. That is true to...

Engines seems to be happy with the smaller jets. I don’t use sprockets.

I don’t have a flange carb.

Thanks. Mine is boot. I’m an old man. 72. Back in the day as a young man I can remember listening to those inline 6 cylinder cars...

It depends if the carb is flange mount or boot (34-38mm carbs tend to have the same butter diameter and use the same boot... not always...

Makes sense. It runs pretty good now. Lots leaner. I’ll try and drive it around a bit and check the plug. So, in the event I do go to a...

A 38mm will allow more air, thus allowing a "normal" jetting range. The problem isn't specifically too much or too little air, but...

So if I understand you I’m not getting enough air? I got too much fuel. So a 38 mm with smallish jets.

Exactly, maybe a 38mm actually √(440)×2 = 41.95 (round to 42) The problem with that equation is it is over simplified for quick use...