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Search: Posts Made By: bob58o
Forum: Engines & Clutches 08-06-2020, 01:30 PM
Replies: 9
Views: 127
Posted By bob58o
Quickly researching, another cause of float is...

Quickly researching, another cause of float is "loft". It is when the spring / lifter gets thrown from the nose of the cam lobe. The open spring pressure isn't great enough to keep the lobe,...
Forum: Engines & Clutches 08-06-2020, 12:52 PM
Replies: 9
Views: 127
Posted By bob58o
I thought that valve "float" or "flutter" was...

I thought that valve "float" or "flutter" was really valve "bounce". Meaning the spring closes the valve shut, but it isn't strong enough to keep the valve shut. The back of the valve hits the seat...
Forum: Engines & Clutches 08-05-2020, 11:55 PM
Replies: 9
Views: 127
Posted By bob58o
Im a bit confused. Are you saying the valve will...

Im a bit confused. Are you saying the valve will seat better if the 45 on the valve extends to the edge of the valve and is sunken deeper into valve seat?

And what do you want? A better seal or...
Forum: Go Kart Discussion 08-04-2020, 09:22 PM
Replies: 7
Views: 124
Posted By bob58o
From what I have seen, the best way to install...

From what I have seen, the best way to install the 40 series with the backplate is like in this first picture.

The dirveR unit is flipped around compared to how it is "traditionally" installed. ...
Forum: Go Kart Discussion 08-04-2020, 04:20 PM
Replies: 8
Views: 178
Posted By bob58o
I think it was the small diesel engines that only...

I think it was the small diesel engines that only turned around 2400 rpm or so out of the box. I remember it being an issue when considering clutch engagement rpms
Forum: Go Kart Discussion 08-04-2020, 03:54 PM
Replies: 7
Views: 124
Posted By bob58o
Kick the tires and light the fires. What you...

Kick the tires and light the fires.

What you have should be a fine starting point. You are set up for 39 mph at 3600 RPM, which is acceptable. It may not be ideal for what you want, but it is...
Forum: Off Topic Forum 07-30-2020, 05:20 PM
Replies: 958
Views: 43,478
Posted By bob58o
Asian Blue specs: Meets the following OEM and...

Asian Blue specs:
Meets the following OEM and industry specifications:
Hyundai/KIA MS 591-08,
Mitsubishi ES-64217,
JIS K 2234-1994,
Ford WSS-M97B55-A, ASTM 3306, ASTM D4985,
Federal...
Forum: Off Topic Forum 07-30-2020, 04:57 PM
Replies: 958
Views: 43,478
Posted By bob58o
I've got a 2011 Fusion SEL 3.0 Flex Fuel. Think...

I've got a 2011 Fusion SEL 3.0 Flex Fuel. Think the manual says I can use specialty green or specialty orange. Autoparts stores websites liked the specialty green for my vehicle.
Forum: Off Topic Forum 07-30-2020, 04:27 PM
Replies: 958
Views: 43,478
Posted By bob58o
What do you use for coolant in your vehicles? ...

What do you use for coolant in your vehicles? Universal? Factory Fill? G-05?

My Ford uses Specialty Green (dark green) but Im pretty sure it is a PHOAT coolant (Phosphated Hybrid Organic Acid...
Forum: Engines & Clutches 07-30-2020, 04:11 PM
Replies: 16
Views: 214
Posted By bob58o
Long live the Queen. One of my fav videos. ...

Long live the Queen.
One of my fav videos. Skip to 1:00
https://www.youtube.com/watch?v=1JPBdBIFGNQ
Forum: Engines & Clutches 07-30-2020, 03:14 PM
Replies: 16
Views: 214
Posted By bob58o
This guy gets it!!! It's rare to read such an...

This guy gets it!!! It's rare to read such an educated post.

I think that link is a 30 series TC made for a 1" shaft. They are ok for smaller 8hp engines, not great for 420cc engines. They cost...
Forum: Good Deals! 07-29-2020, 06:15 PM
Replies: 0
Views: 140
Posted By bob58o
Harbor Freight Jack Stand Recall

NOT a good deal.

So I'm sure a bunch of you, like me, had some of these recalled stands. I used them for a buggy that I no longer have. Mine were stolen, so I never brought them back. Anyway,...
Forum: Go Kart Discussion 07-29-2020, 05:28 PM
Replies: 14
Views: 176
Posted By bob58o
Don't go too large on the tires with 5.4 :1,...

Don't go too large on the tires with 5.4 :1, nothing bigger than 15". Even with 15's, cheap clutches might not last long if you do a lot of low speed cruising (less than 15 mph) or stop and go...
Forum: Go Kart Discussion 07-29-2020, 03:01 PM
Replies: 14
Views: 176
Posted By bob58o
Bigger engines do not alone make anything faster....

Bigger engines do not alone make anything faster. Bigger engines make more torque. More torque allows bigger tires and/or higher gears.

Small tires = more torque
Large tires = more speed...
Forum: Engines & Clutches 07-29-2020, 02:45 PM
Replies: 5
Views: 114
Posted By bob58o
The bolts that usually ship with TC kits have not...

The bolts that usually ship with TC kits have not fit Predators in the past. 5/16 -24 has always worked for me with Predators. Maybe if you cranked down on the included TC bolt first, it messed up...
Forum: Engines & Clutches 07-22-2020, 03:50 PM
Replies: 6
Views: 125
Posted By bob58o
The bar is referred to as a jackshaft. Does...

The bar is referred to as a jackshaft.

Does a wood chipper use the same type of clutch as a go-kart? I don't know what kind of shaft the engine has.

Does the big sprocket on the jackshaft...
Forum: Mini Bikes, Trikes, and Choppers 07-22-2020, 02:12 PM
Replies: 25
Views: 565
Posted By bob58o
That's the kind of data I was hoping for. Both...

That's the kind of data I was hoping for. Both setups should give 5.4 :1 when fully shifted. The results don't really surprise me, but until I understand WHY, this is still going to bug me.

The...
Forum: Mini Bikes, Trikes, and Choppers 07-22-2020, 01:29 AM
Replies: 25
Views: 565
Posted By bob58o
I wish someone could convince me about those...

I wish someone could convince me about those bushing spacer things. People say that they can’t rev out with a TC. They blame the Overdrive on the TC.

Is it really the TC overdrive? Or is the...
Forum: Engines & Clutches 07-22-2020, 01:00 AM
Replies: 11
Views: 300
Posted By bob58o
Shouldn’t have to search hard if you want Bronze....

Shouldn’t have to search hard if you want Bronze.
I know NR offers bronze 5.5mm guides for around $15/pair.
Forum: Engines & Clutches 07-21-2020, 09:31 AM
Replies: 11
Views: 300
Posted By bob58o
Here is the the hemi head from NR with full race...

Here is the the hemi head from NR with full race port w/ bead bast finish.
The exhaust is taken all the way down.
https://www.nrracing.com/product-p/headhemi.htm

When I did a hemi head myself, I...
Forum: Engines & Clutches 07-18-2020, 05:35 PM
Replies: 6
Views: 125
Posted By bob58o
When I put my engine / TC on my buggy, the front...

When I put my engine / TC on my buggy, the front sprocket was almost sitting right on top of the rear sprocket. I honestly have never considered sprocket spacing and never heard of this 1.5X diameter...
Forum: Engines & Clutches 07-18-2020, 07:26 AM
Replies: 36
Views: 563
Posted By bob58o
Can’t have your cake and eat it too, but who...

Can’t have your cake and eat it too, but who wants to have a cake sitting around.

If going to modify, remove the governor.
If keeping the governor, don’t modify.

Did we at least back out the...
Forum: Engines & Clutches 07-16-2020, 04:55 PM
Replies: 8
Views: 342
Posted By bob58o
Nothing to correct, could you possibly show a...

Nothing to correct, could you possibly show a diagram as to how you are wiring everything... the starter, the coils, regulator, battery, and lights? It might be helpful for others down the line. I...
Forum: Go Kart Discussion 07-16-2020, 04:11 PM
Replies: 2
Views: 68
Posted By bob58o
I think you'd probably have better luck asking...

I think you'd probably have better luck asking for jetting recommendations at the track instead of here. I don't think I've ever recall people asking about jetting on restrictor plate engines. More...
Forum: Engines & Clutches 07-14-2020, 10:31 PM
Replies: 19
Views: 389
Posted By bob58o
I’d try advancing the timing and see how it does....

I’d try advancing the timing and see how it does. Figure you got the TC helping on the bottom end where gear reduction can be as much as 14.7 :1. The advanced timing might help on the big end when...
Showing results 1 to 25 of 500

 

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