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Search: Posts Made By: Edgar Bortolini
Forum: Alfa Romeo Montreal   09-24-2018, 04:59 PM
Replies: 166
Views: 7,955
Posted By Edgar Bortolini
Rear bumper rubber spacers

Hi Danny, the upper corner spacer has a negative angle to best match the two sections which adds an extra complexity in the steel tool. I expect to get the parts in two weeks maximum. So far, despite...
Forum: Alfa Romeo Montreal   09-21-2018, 08:24 AM
Replies: 166
Views: 7,955
Posted By Edgar Bortolini
Rear bumper rubber spacers

Larry, just put your name in the list.

The double tool mold is being manufactured.
Forum: Alfa Romeo Montreal   09-10-2018, 08:53 AM
Replies: 166
Views: 7,955
Posted By Edgar Bortolini
Rear bumper rubber spacers

Hi Mark, thank you again. Will adopt 10 x 4 mm and will proceed to mold fabrication.
Forum: Alfa Romeo Montreal   09-09-2018, 09:56 AM
Replies: 166
Views: 7,955
Posted By Edgar Bortolini
Thank you Mark for the feedback. Understood and...

Thank you Mark for the feedback. Understood and agree, except the "10mm diameter radius". The 10mm is diameter not radius. The "D" must be a "Flat D". Walkie talkie! Will reduce the "D" section shape...
Forum: Alfa Romeo Montreal   09-08-2018, 08:29 PM
Replies: 166
Views: 7,955
Posted By Edgar Bortolini
Rear bumper rubber spacers

Here are the pictures of the new spacers made in 3D printing using a flexible filament called FLEX and installed in the rear bumper. Thickness is 2mm. The exposed region is 10mm diameter and the...
Forum: Alfa Romeo Montreal   09-01-2018, 07:45 PM
Replies: 166
Views: 7,955
Posted By Edgar Bortolini
Rear bumper rubber spacers

Thank you Danny!

Here is the upper corner spacer design we will 3D print for testing in the real bumper. It has 10mm modified "D" exposed region and adapted angles to perfectly fit the interface...
Forum: Alfa Romeo Montreal   09-01-2018, 07:42 AM
Replies: 166
Views: 7,955
Posted By Edgar Bortolini
Rear bumper rubber spacers

Thank you for all feedbacks, comments and suggestions. Here are the next rendering pictures. We have made small corrections to better fit the bumper shape and the exposed region now moved from 5mm to...
Forum: Alfa Romeo Montreal   08-30-2018, 08:59 AM
Replies: 166
Views: 7,955
Posted By Edgar Bortolini
Rear bumper rubber spacers

Here are the two initial pictures of the demo part in place:

Material: 3D printing PLA rigid
Thickness: 3mm
Exposed rubber: Circular shape with 5mm diameter

What do you think?


The next...
Forum: Alfa Romeo Montreal   08-29-2018, 08:29 PM
Replies: 166
Views: 7,955
Posted By Edgar Bortolini
Rear bumper rubber spacer

TAV.128 shows two different parts, left and right. I never had a part like this in my hands before. I will need pictures from a real part to make an evaluation. I propose we finish the bumper rubber...
Forum: Alfa Romeo Montreal   08-29-2018, 08:19 PM
Replies: 166
Views: 7,955
Posted By Edgar Bortolini
Rear bumper rubber spacer

This is an interactive time consuming task that will pay off because we will reach a better result. Not just another repro but the best one.
Forum: Alfa Romeo Montreal   08-29-2018, 07:56 PM
Replies: 166
Views: 7,955
Posted By Edgar Bortolini
Hi Mark, I canīt read the number in your picture....

Hi Mark, I canīt read the number in your picture. Is it 10mm?
Forum: Alfa Romeo Montreal   08-29-2018, 10:12 AM
Replies: 166
Views: 7,955
Posted By Edgar Bortolini
What a find Danny! Yes, VIPLA is a well known...

What a find Danny! Yes, VIPLA is a well known material. BTW plastics in the 70īs were just starting after second WW developments of Catalin, Bakelite and Plaskon.

Here is the first 3D run of the...
Forum: Alfa Romeo Montreal   08-29-2018, 04:28 AM
Replies: 166
Views: 7,955
Posted By Edgar Bortolini
Rear bumper rubber spacers

Danny, in the TAV.129 part list page I am seeing only the left side indication as follows: upper corner rubber 105.64.59.490.00/02 and botton straight bumper spacer 105.64.59.490.00/01. There is no...
Forum: Alfa Romeo Montreal   08-26-2018, 02:33 PM
Replies: 166
Views: 7,955
Posted By Edgar Bortolini
Rear bumper rubber spacer

Mark, thank you again for the comments and suggestions. Yes, I agree about the original material. During the restauration I tried to use a material called "plastic debrum" very popular in the 60īs...
Forum: Alfa Romeo Montreal   08-26-2018, 02:25 PM
Replies: 166
Views: 7,955
Posted By Edgar Bortolini
Hello Danny, can you get close pictures from the...

Hello Danny, can you get close pictures from the straight and the upper corner exposed rubber sections? Can you measure to confirm aproximate diameter of 10mm? Thanks for offering to send the part...
Forum: Alfa Romeo Montreal   08-25-2018, 08:33 PM
Replies: 166
Views: 7,955
Posted By Edgar Bortolini
Rear bumper rubber spacers

Mark, thank you for your comments and ideas. I still have the original rubbers but they are not reliable to take any measurement due to the poor conditions. We agree to change the circular exposed...
Forum: Alfa Romeo Montreal   08-25-2018, 02:43 PM
Replies: 166
Views: 7,955
Posted By Edgar Bortolini
Rear bumper rubber spacer

Thanks for supporting this project Gernot! Will send you a PM.
Forum: Alfa Romeo Montreal   08-24-2018, 10:22 AM
Replies: 166
Views: 7,955
Posted By Edgar Bortolini
Rear bumper rubber spacers

Just to let you know I have the digital Solid Works drawings and will 3D print using FLEX polimer. If it works fine next week the two molds will be manufactured and in the week of Sept 3rd the final...
Forum: Alfa Romeo Montreal   08-20-2018, 06:49 PM
Replies: 11
Views: 1,594
Posted By Edgar Bortolini
AC pulley

Arnoud, I have the pulley CAD file ready to be sent. Will PM you.
Forum: Alfa Romeo Montreal   08-19-2018, 05:56 AM
Replies: 11
Views: 1,594
Posted By Edgar Bortolini
AC pulley

Dear Arnoud,

Sure, I can send you the Solid Works file during this week. Do you have a prefered CAD file format? I suggest to use the aluminum alloy 6061-T6 to keep inertia and mass very low at...
Forum: Alfa Romeo Montreal   08-17-2018, 05:02 AM
Replies: 11
Views: 1,594
Posted By Edgar Bortolini
AC pulley

Dear Arnoud,

I certainly can make another one but it will require some time. I suggest to consider the offer from verde metalliz member, which is an original part.
Forum: Alfa Romeo Montreal   08-12-2018, 04:50 PM
Replies: 166
Views: 7,955
Posted By Edgar Bortolini
Rear bumper rubber spacers

Thank you for your interest in the rubber spacers. I am sending PM to each one of you and I will keep you informed about the progress of this project. There is no need to send any payment at this...
Forum: Alfa Romeo Montreal   08-07-2018, 07:40 PM
Replies: 166
Views: 7,955
Posted By Edgar Bortolini
Rear bumper rubber spacers

Here is my original message posted at Montreal Parts (johni6020) thread:

"Two steel molds are being developed and I expect to get a pair for my car and put the rest here for selling at cost which...
Forum: Alfa Romeo Montreal   08-06-2018, 05:47 PM
Replies: 8
Views: 427
Posted By Edgar Bortolini
Flasher unit replacement

BTW I am using Papajamīs color diagram for the Montreal with AC as a reference. That diagram matches my car electric circuit and shows a flasher with 4 connections including one ground. Itīs an...
Forum: Alfa Romeo Montreal   08-05-2018, 07:10 PM
Replies: 8
Views: 427
Posted By Edgar Bortolini
Flasher unit replacement

Hello Alberto. Here is an option: 12 Volt 4 Pin Electronic Flasher Relay (http://www.vehicle-wiring-products.eu/product.php/626/12-volt-4-pin-electronic-flasher-relay)

The 3 connector flasher is...
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