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6
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For Sale and Wanted / Parts Wanted / Front Windscreen lower trim
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on: June 17, 2023, 01:15:22 PM
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Posting for another Club member…..  Looking for a FE-FC front windscreen lower stainless steel trim piece. Appreciate if anyone who has a spare could message me with details that I can forward on. Thanks, Trevor_B
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13
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Technical Board / General Technical / Re: Not so good vibrations
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on: April 04, 2022, 03:30:12 PM
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So, to close out this post I should advise the solution to Miss Mullum's vibration issues. From the advice offered there seems to be 3 areas that need to be checked or considered. The first is tailshaft balance. Luckily for Miss Mullum, this was the final answer. Next on our list to check was to check the tyres for balance/buckles, Robbie is still going to do this as they have not been checked for a long time. Last was going to be diff/tailshaft/motor angles (Fraser's solution). The tailshaft imbalance on Miss Mullum was a tricky one. When Robbie got the car around 7 years ago it had a bad vibration around 55mph. He had the tailshaft balanced by a company in Cheltenham VIC - there was an improvement but still a definite vibration from 55+, still there at 65mph (GPS speed). So we swapped it with another newly balanced tailshaft from the same workshop. This made a slight but noticeable change. Robbie decided to get the original shaft rebalanced again but at a different workshop (Knox Driveshafts in VIC) requesting they pay particular attention at the revs for 55mph+. The engineer also replaced the front uni (although wear was very minor.....) and balanced the shaft for $220. We reinstalled the shaft and Robbie tested it to almost 70mph (on a 110 road of course  ) with no signs of vibrations. So it was 3rd time lucky in this case! With regard to the diff/tailshaft/motor angles, we measured tailshaft at 3.7 degrees and motor at 3.9 degrees (diff obviously at 0 degrees). This results in a front uni angle of 0.2 and rear of 3.7 degrees. Using a CAD package I was able to find the best compromise for wedging the diff on Miss Mulum was at 2.5 degrees which gave around 0.7 degrees at both unis so the wedging option would has some benefits. Fortunately we did not have to go down this route. So Robbie is now happy (and so are his fellow Club members who were getting a little frustrated going on Club cruises at 50mph  ) Trevor_B
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14
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General / General Board / Re: Brown FC
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on: March 01, 2022, 02:10:54 PM
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Hi, I live nearby to Cockatoo and haven't seen any other local FC's. There is a guy in Emerald who has been selling FE parts but doesn't have a car and http://Olden1.com.au also lives in Cockatoo so he may know? Trevor_B
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15
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Technical Board / General Technical / Re: Not so good vibrations
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on: February 18, 2022, 03:56:15 PM
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Great outcome Frazer  Thanks for sharing how you addressed this. Robbie has just picked up his rebalanced tail shaft so will see how that goes otherwise it's tyre check next then the wedges option. Cheers, Trevor_B
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16
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Technical Board / General Technical / Re: Not so good vibrations
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on: February 05, 2022, 06:29:24 PM
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Thanks guys, I admit to having "try different wheels/tyres" on my checklist and so will revisit this when we try the re-balanced tailshaft. I think we just run out of time when checking things out. We ended up addressing a clutch issue, the old clutch pedal not returning up properly. Robbie had advice from a mechanic familiar to FE & FC's advising to replace the hose section of the clutch hydraulics. First thing I checked was if the master cylinder piston was returning....nope, it was stuck about 20mm from the circlip. Luckily I had spare new rubbers for it so reco'd the master cylinder (bore was still in great shape, assume you put a new one in Kevin). Then the boss called drinks so missed out swapping the tyres from one of the 3 other FC's I have at hand  Will update when we try re-balanced tailshaft then tyres. Cheers, Trevor_B
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17
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Technical Board / General Technical / Re: Not so good vibrations
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on: February 04, 2022, 11:42:28 AM
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Thanks Frazer & Clay, Given the car is completely standard I hadn't considered tailshaft angles.
When the re-balanced shaft is refitted I will check this just to see what angles they are. Trevor_B
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18
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Technical Board / General Technical / Not so good vibrations
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on: February 03, 2022, 06:48:58 PM
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Hi guys, I have been attempting to help resolve a vibration problem in a mate's FC Holden Sedan - one of Kevin Woollard's great resto projects, "Miss Mullum" I am so impressed with the work done on this car by Kevin, it's like a 12 months old car now with hardly a mark on it. It's current owner is taking very good care of her. One issue he has had though is a vibration at 100+Km/hr. All signs point to a tailshaft issue with that drumming harmonic sound appearing around 100, the kind you hear then feel in the seat of your pants  The tailshaft had been balanced a few years back which seemed to help a bit. We tried by replacing the tailshaft with another re-balanced shaft with new unis however the vibration was still there. Might have been a little worse but hard to tell as the more you focus on it the worse it seems?? Checked other possibilities like engine mounts (still in great shape and no real movement), rear suspension mountings and rubbers (all looked good with no movement when leverage applied), even the gearbox extension housing bush clearance didn't seem too bad (about 10-15 thou movement at the yoke). Our next move is to get the original balanced shaft re-balanced again requesting a 100% balance. And no, the cardboard inner tube is not loose.... So any ideas, thoughts or past experiences would be welcome. It's not like the car is undrivable, just frustrating that such a beautiful car has a little blemish. Again Kevin, Miss Mullum is a beautiful car and a credit to your work! Regards, Trevor_B
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20
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Technical Board / Restoration Help / Re: Inside of front guard coating
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on: September 14, 2021, 05:03:49 PM
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Hi Al, While you are considering the correct finish to use, here is something else to think about...
If your guards have been worked a lot, say to remove rust and/or dints, the metal can be thinner than factory which can cause starring in the paintwork from stones being thrown up by the tyres. I have seen this on a car that had been resprayed on months beforehand.
I guess this would be less of an issue if you never travel on gravel roads but still a remote chance on sealed roads too.
I decided to use dynamat type material directly above the tyre just in case...
Just a thought. Cheers, Trevor_B
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