Author Topic: Chrome bore years  (Read 5721 times)

Rough Edge racing

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Chrome bore years
« on: July 27, 2020, 04:55:31 PM »
 Looking at a very original 1975 T5 with 35,000 miles showing....Were the chrome bores gone by 1975?  And I assume this is a shorter wheelbase bike? A side stand can be fitted?I wasn't gonna buy a Guzzi but this thing just oozes character ....
« Last Edit: July 27, 2020, 05:03:49 PM by Rough Edge racing »

Offline Muzz

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Re: Chrome bore years
« Reply #1 on: July 27, 2020, 05:26:14 PM »
If it was cheap enough would it be worth factoring in a set of Gilardonis?
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Rough Edge racing

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Re: Chrome bore years
« Reply #2 on: July 27, 2020, 06:05:58 PM »
I asked the seller and he just said its a 75 850T. Says it runs very nicely, he sounds honest.

Online Antietam Classic Cycle

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Re: Chrome bore years
« Reply #3 on: July 27, 2020, 06:47:46 PM »
All of the Loopframes from '67 to '75, 850-T, 850-T3, V7 Sport/750S/S3 all had chrome bores from the factory. 850 Le Mans and Le Mans II, Convert, G5, 1000SP  and CX100 all had iron liners.

I asked the seller and he just said its a 75 850T. Says it runs very nicely, he sounds honest.

They will "run very nicely", all the while the chrome is flaking off. Being a '75 it should have a cartridge filter, so that should catch most of the flakes, but the issue still needs to be dealt with. 
« Last Edit: July 27, 2020, 06:59:45 PM by Antietam Classic Cycle »
Charlie

Offline TOMB

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Re: Chrome bore years
« Reply #4 on: July 27, 2020, 08:23:17 PM »
You can tell if it has a oil filter by looking at the front of the pan ,

 3 round plugs = oil filter,

 no plug's no filter


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1972 Eldorado new to me so "0" miles so far
1972 AMBASSADOR 169000 MILES
1978 G5 170000 MILES
1973 V7 SPORT 25000 MILES
1973 ELDORADO 300000+ MILES
1980 CX100 50 MILES
1976 CONVERT-62000 MILES AND BUILDING
1976 HONDA CB400F 27 MILES AND BUILDING SOLD

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Offline Two Checks

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Re: Chrome bore years
« Reply #5 on: July 27, 2020, 08:59:17 PM »
Being a '75 it should have a cartridge filter, so that should catch most of the flakes, but the issue still needs to be dealt with.

Almost. Early 75 Ts didn't have filters. Late 75s did. Even with the filters flakes make their way to the rocker arm shafts...along with timing chain tensioner bits. AMHIK.
« Last Edit: July 27, 2020, 09:01:29 PM by Two Checks »
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Online Antietam Classic Cycle

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Re: Chrome bore years
« Reply #6 on: July 27, 2020, 10:03:18 PM »
I briefly owned an 850-T built in 12/74 and it had a filter.
Charlie

Offline antmanbee

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Re: Chrome bore years
« Reply #7 on: July 27, 2020, 10:06:10 PM »
I thought the CX100 had the same engine as the SP and used the nikasil liners. But I could be wrong.

oldbike54

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Re: Chrome bore years
« Reply #8 on: July 27, 2020, 10:23:20 PM »
I thought the CX100 had the same engine as the SP and used the nikasil liners. But I could be wrong.

 Uh , well , er , um , yeah , but we are discussing a T   :laugh:

 Dusty

Rough Edge racing

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Re: Chrome bore years
« Reply #9 on: July 28, 2020, 05:09:29 AM »
So it's chrome applied directly on the aluminum?  A set of Gilardonis is about $800? Only available as  950cc? I do know if you have a new set of 83mm rare pistons, the old cylinders can be machined to remove the chrome and then Nikasil plated back to size for about $400.
  I was mistaken on the mileage, the speedo shows just under 9000....It's on Ebay, I am high bidder at $ 2850, auction end today....The bike appears to be as original .I do really enjoy working on bikes and can handle any repairs...provided that I  do like the machine.....







Rough Edge racing

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Re: Chrome bore years
« Reply #10 on: July 28, 2020, 05:34:23 AM »
 This bike has the advantage of being an easy 5 hour ride from my place.. I have been looking for a time through the large volume of bikes for sale on Adventure Rider , old Guzzis and BMW's sell quickly and none seem to be within a reasonable distance.

Online Antietam Classic Cycle

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Re: Chrome bore years
« Reply #11 on: July 28, 2020, 07:47:14 AM »
I thought the CX100 had the same engine as the SP and used the nikasil liners. But I could be wrong.

Late CX100s and SPs did have Nikasil ('80 production onward), but earlier ones had iron liners.



« Last Edit: July 28, 2020, 09:33:39 AM by Antietam Classic Cycle »
Charlie

Rough Edge racing

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Re: Chrome bore years
« Reply #12 on: July 28, 2020, 08:19:58 AM »
That's why I said long ago it can not be a 1975 T5 (No such thing) as the OP stated in his first post because the not a chrome bore T5 was not built then.
In reply #3 was my correction to an 850T.....

Rough Edge racing

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Re: Chrome bore years
« Reply #13 on: July 28, 2020, 06:22:57 PM »
 I was in for $3150, it sold for 3300......A better one for less money will come up....

Online Antietam Classic Cycle

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Re: Chrome bore years
« Reply #14 on: July 28, 2020, 08:34:27 PM »
There's one on Facebook: https://www.facebook.com/groups/898627433562137/

Jesse Sellek
$2,300
1975 Moto Guzzi 850t
15K miles ยท Mazomanie, WI

1975 Moto Guzzi 850T. Previous owner said it had about 15k mileage. Starts and runs but still needs carb work. Has new mufflers (aftermarket) and a new replacement master cylinder from MG cycle. Otherwise looks to be original. I do not have the keys for the tool boxes but they can easily be replaced. Tank has patina in original finish, with some fading and cracking throughout. These bike are getting hard to find. Bike starts and runs and I verified clutch and transmission shifts good but it cannot be rode home at this point due to the carbs. Only selling to keep funding my other Guzzi. Could make a deal with another paint set with tank and tool boxes but they are not perfect either.

$2300 obo Clear title.






Charlie

Rough Edge racing

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Re: Chrome bore years
« Reply #15 on: July 29, 2020, 12:57:56 AM »
 That's  a good deal.A 800 mile drive one way and I dislike driving that far...Anyone want to deliver it to me for a fair price?

 

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