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Re: BB bellt drive, who makes them besides Jesel?Update [Re: AndyF] #2624524
02/22/19 12:46 AM
02/22/19 12:46 AM
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"Little"John
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Looking forward as always to see the ET’s and weights of all these tricked out engines. Fancy timing belt, distributors, fat cams, vacuum pumps, etc, etc. I’m so excited I don’t think I will be able to sleep. I’m getting bored to death with dyno stories. Lol 😂


1970 Duster
Edelbrock headed 408
5.984@112.52
422 Indy headed small block
5.982@112.56 mph
9.42@138.27

Livin and lovin life one day at a time




Re: BB bellt drive, who makes them besides Jesel?Update [Re: pittsburghracer] #2624532
02/22/19 01:13 AM
02/22/19 01:13 AM
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Eagle, Idaho
Neil Online content
The Doctor is in.
Neil  Online Content
The Doctor is in.

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Belt drive ended up last here, but scored high in the fact that it was easiest to service.

https://www.hotrod.com/articles/ccrp-0510-camshaft-drive-comparison/

Machinist in town here has a 7 second car that had a fixed idler gear drive and he tried a belt drive to see what the hype was and his car lost a little 60 ft time. Put the gear drive back in and the car ran like it used to. His thought was the belt was stretching on launch and changing the timing.

Re: BB bellt drive, who makes them besides Jesel?Update [Re: Neil] #2624540
02/22/19 01:30 AM
02/22/19 01:30 AM
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"Little"John
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WHOPPS

EC1E4F90-2622-4284-A52A-7701D0D337F6.png

1970 Duster
Edelbrock headed 408
5.984@112.52
422 Indy headed small block
5.982@112.56 mph
9.42@138.27

Livin and lovin life one day at a time




Re: BB bellt drive, who makes them besides Jesel?Update [Re: Cab_Burge] #2624563
02/22/19 02:32 AM
02/22/19 02:32 AM
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St. Paul , Mn.
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But wait a minute.........
Centerline 101 103 105 107
Peak HP 633.5 633.0 644.6 645.3
Peak TQ 590.6 594.2 594.3 591.9
Average HP 510.1 510.7 512.7 511.9
Average TQ 551.1 551.9 553.3 552.4

So ease of cam centerline adjustments are worth something ?
Now , try a belt driven distributor.
Truth be told , the differences appear to be small.
But the slack jawed pointing I see when I open my hood on cruise night are worth something.
I don't have dyno numbers , and I don't have a time slip yet.
So I will have to be satisfied with those little amusements.

Re: BB bellt drive, who makes them besides Jesel?Update [Re: Neil] #2624570
02/22/19 02:54 AM
02/22/19 02:54 AM
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aotearoa
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Originally Posted By Neil


Machinist in town here has a 7 second car that had a fixed idler gear drive and he tried a belt drive to see what the hype was and his car lost a little 60 ft time. Put the gear drive back in and the car ran like it used to. His thought was the belt was stretching on launch and changing the timing.


So a belt drive with an idler would solve that issue?

Re: BB bellt drive, who makes them besides Jesel?Update [Re: rebel] #2624649
02/22/19 12:44 PM
02/22/19 12:44 PM
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Eagle, Idaho
Neil Online content
The Doctor is in.
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Rubber belt would still stretch either way. All the idler would do is keep the belt from flapping around.

Re: BB bellt drive, who makes them besides Jesel?Update [Re: Neil] #2624824
02/22/19 06:14 PM
02/22/19 06:14 PM
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Bend,OR USA
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Originally Posted By Neil
Rubber belt would still stretch either way. All the idler would do is keep the belt from flapping around.
iagree work The wear on the belt and gears on the dyno and the slop of the belt stretching while moving the cam on the dyno got me concerned shruggy
That being said I will use the Jesel belt drive I have now with their distributor drive on my next all out N/A race motor with a crank trigger up


Mr.Cab Racing and winning with Mopars since 1964. (Old F--t, Huh)
Re: BB bellt drive, who makes them besides Jesel?Update [Re: Neil] #2626834
02/27/19 07:30 PM
02/27/19 07:30 PM
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N/E, Michigan
RATTRAP Offline
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Originally Posted By Neil
Belt drive ended up last here, but scored high in the fact that it was easiest to service.

https://www.hotrod.com/articles/ccrp-0510-camshaft-drive-comparison/

Machinist in town here has a 7 second car that had a fixed idler gear drive and he tried a belt drive to see what the hype was and his car lost a little 60 ft time. Put the gear drive back in and the car ran like it used to. His thought was the belt was stretching on launch and changing the timing.


So $1800 for a couple of extra horses going with a Jesel belt drive according to the chart.

Re: BB bellt drive, who makes them besides Jesel?Update [Re: RATTRAP] #2626837
02/27/19 07:37 PM
02/27/19 07:37 PM
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Originally Posted By RATTRAP
Originally Posted By Neil
Belt drive ended up last here, but scored high in the fact that it was easiest to service.

https://www.hotrod.com/articles/ccrp-0510-camshaft-drive-comparison/

Machinist in town here has a 7 second car that had a fixed idler gear drive and he tried a belt drive to see what the hype was and his car lost a little 60 ft time. Put the gear drive back in and the car ran like it used to. His thought was the belt was stretching on launch and changing the timing.


So $1800 for a couple of extra horses going with a Jesel belt drive according to the chart.



A couple less horsepower than the chain. Lol 😂


1970 Duster
Edelbrock headed 408
5.984@112.52
422 Indy headed small block
5.982@112.56 mph
9.42@138.27

Livin and lovin life one day at a time




Re: BB bellt drive, who makes them besides Jesel?Update [Re: Cab_Burge] #2627025
02/28/19 11:10 AM
02/28/19 11:10 AM
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NE Ohio
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The advantage of a belt drive is removing the harmonic transfer between the crank and the valve train - also a belt will outlast a chain - every chain I have had stretches after a season - belt will last around five years before changing it out for maintenance. I agree there is no real HP gain going belt drive just more accuracy of cam timing and stability.

Re: BB bellt drive, who makes them besides Jesel?Update [Re: DoubleD] #2627635
03/01/19 06:42 PM
03/01/19 06:42 PM
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N/E, Michigan
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Originally Posted By DoubleD
The advantage of a belt drive is removing the harmonic transfer between the crank and the valve train


Has there been a proven study with actual data to reflect the difference?

Re: BB bellt drive, who makes them besides Jesel?Update [Re: RATTRAP] #2627790
03/02/19 03:20 AM
03/02/19 03:20 AM
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Originally Posted By RATTRAP
Originally Posted By DoubleD
The advantage of a belt drive is removing the harmonic transfer between the crank and the valve train


Has there been a proven study with actual data to reflect the difference?

You mean besides every high end race motor from NASCAR to Pro Stock , to Competition Eliminator to etc. etc.
Because we all know what a bunch of camp followers those people tend to be.
What do you think ?

Re: BB bellt drive, who makes them besides Jesel?Update [Re: Cab_Burge] #2627914
03/02/19 02:22 PM
03/02/19 02:22 PM
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Las Vegas
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To each their own. Use whatever your budget allows or your preference is. The OP asked about belt drives and what was out there. If you are uncomfortable using expensive parts you feel are not necessary then don't do it.

Amazing to me how many here will gladly share their thoughts that don't pertain to the questions at hand. Yet will happily take the opportunity to belittle, or take pot shots at anyone who does not use what they use. Yet often those same folks have never tried the parts they are belittling. I compare it to my kids when they were young and said they did not like a certain food yet had never tried it, so how can they have a qualified opinion on the subject. Just food for thought..


"I am not ashamed to confess I am ignorant of what I do not know."

"It's never wrong to do the right thing"
Re: BB bellt drive, who makes them besides Jesel?Update [Re: Al_Alguire] #2627946
03/02/19 03:53 PM
03/02/19 03:53 PM
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Some of us say that we are open minded but really are we. When I post something I love seeing both pro’s and con’s. Especially if I can save a buck or two. Many get wrapped up and join the me too crowd to be cool and look like a real racer. Some in this post even admitted to it. I’m going to point this question to Al. If we didn’t post the results that we have had with lesser, cheaper products would we we helping or not helping those on the fence that are also curious. And I think that most of these posts would dry up in a day or two and the original poster would end up getting less info.


1970 Duster
Edelbrock headed 408
5.984@112.52
422 Indy headed small block
5.982@112.56 mph
9.42@138.27

Livin and lovin life one day at a time




Re: BB bellt drive, who makes them besides Jesel? [Re: Cab_Burge] #2627950
03/02/19 04:14 PM
03/02/19 04:14 PM
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Differences between building all out/max effort pieces VS bracket pieces. Everything has a place, OP asked about belt drives. Not are they better than chains or gear drives. But about belts and whast out there. He seems to be having an issue with Cloyes chains as well.

As I say each design has its place and function. Im not going to waste money on a belt when a chain will work just fine. Lower open spring pressures, street/strip type stuff why bother, but that was not the question. This became a pissing match over some people perceptions about those who use a Belt from what I see, from those who have never run one. You wanna run a timing chain on an engine like mine by all means go for it. Don't think you will find many people recommending them with spring pressures of 1400+ open, and as much on the seat as most have in their bracket cars over the nose. The question was about belt drives. I have used both of the available brands, Jesel and Australian Muscle Parts versions, as well as chains and gear drives. I prefer the Jesel over the rest. But I also understand they have their place and are not meant for all. I hope the Australian Muscle Parts one will be better than last time and come in at a lesser price. They will have their place just like every other cam drive choice out there.


"I am not ashamed to confess I am ignorant of what I do not know."

"It's never wrong to do the right thing"
Re: BB bellt drive, who makes them besides Jesel? [Re: Al_Alguire] #2628025
03/02/19 07:44 PM
03/02/19 07:44 PM
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aotearoa
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Originally Posted By Al_Alguire
Differences between building all out/max effort pieces VS bracket pieces. Everything has a place, OP asked about belt drives. Not are they better than chains or gear drives. But about belts and whast out there. He seems to be having an issue with Cloyes chains as well.

As I say each design has its place and function. Im not going to waste money on a belt when a chain will work just fine. Lower open spring pressures, street/strip type stuff why bother, but that was not the question. This became a pissing match over some people perceptions about those who use a Belt from what I see, from those who have never run one. You wanna run a timing chain on an engine like mine by all means go for it. Don't think you will find many people recommending them with spring pressures of 1400+ open, and as much on the seat as most have in their bracket cars over the nose. The question was about belt drives. I have used both of the available brands, Jesel and Australian Muscle Parts versions, as well as chains and gear drives. I prefer the Jesel over the rest. But I also understand they have their place and are not meant for all. I hope the Australian Muscle Parts one will be better than last time and come in at a lesser price. They will have their place just like every other cam drive choice out there.


well said Al, I kinda notice this post wondered off from its original direction. I had reopened it after talking with Mike from 'Straylin Muscle parts & I forwarded the pics he sent me, just so Cab who started this would be in the loop for whats going to be available, but yeah, this post went down hill a bit from there. Just glad we have sensible folk like you to steer this thread back to where it should have been in the first place.

Re: BB bellt drive, who makes them besides Jesel? [Re: Cab_Burge] #2628293
03/03/19 03:40 PM
03/03/19 03:40 PM
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Las Vegas
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Rebel, I really hope the newest version of the Aussie belt drive works out. I felt like a guinea pig last time for the design. In the end it worked fine but a lot of back and fourth and parts replacement to get there. I am sure the new one will have all that worked out and once done I had no issues with he one we ran.


"I am not ashamed to confess I am ignorant of what I do not know."

"It's never wrong to do the right thing"
Re: BB bellt drive, who makes them besides Jesel? [Re: Cab_Burge] #2628341
03/03/19 05:52 PM
03/03/19 05:52 PM
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aotearoa
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Same here Al. I wish it had come with instructions re:torque figures etc... but once we had a handle on it, it worked out fine. Mike will hopefully e-mail me when they're ready, i'll post back on here when i hear.

Re: BB bellt drive, who makes them besides Jesel? [Re: Cab_Burge] #2628950
03/05/19 01:05 AM
03/05/19 01:05 AM
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St. Louis, MO
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I hope it comes with a cover option for street strip use.

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