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Nobbysr

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Posts posted by Nobbysr

  1. On 10/22/2023 at 12:16 PM, BlueTR3A-5EKT said:

    My understanding is

    The EB plate changed size as the number got bigger.   EB number sequence was not a constant value away from the TS number.   

    The factory build number plate remains the same size looking at the few I have.
    Who has number 1000000? Late 1959?

    Yes attached by screws not rivets.

    its interesting that screws were used as it suggest that the numbers were to be removed or easily swapped at some stage??

     

    IMG_1982.jpeg

    On 10/23/2023 at 4:03 PM, BlueTR3A-5EKT said:

     

     

     

    In

  2. 14 minutes ago, BlueTR3A-5EKT said:

    Thanks for that.

    Here is the extract you refer to

     

    Thats the one Peter, im assuming  its correct???  its a useful document if an owner is trying to build a TR to original spec or use excepable  mods was a bit weighty for a first read

    cheers

    steve

     

    IMG_1985.jpeg

    Interesting debate , I have done the usual web checks and it seems that the EB number was painted and at the topwith the other number below   but there was a load with both numbers polished

    I found the attached judging guide  from the US which has a section on the engine bay and they refer to the EB number as painted and above the chassis number which is left brass

    hopefully   the PDF  will send ok

    cheers

    Steve

  3. Interesting debate , I have done the usual web checks and it seems that the EB number was painted and at the topwith the other number below   but there was a load with both numbers polished

    I found the attached judging guide  from the US which has a section on the engine bay and they refer to the EB number as painted and above the chassis number which is left brass

    hopefully   the PDF  will send ok

    cheers

    Steve

    TRAJudgingGuide (2).pdf

  4. I think  Bobs view makes sense as the holes do fit  a spring captive  nut. I have been speaking to a few people over the months   and it apears that some cars didnt have  square holes in that location, some cars had two on the drivers side and some cars  four ??

    Common practice when pressing panels is to carry out pierce and blanking operation first and then use  any  convient holes to locate the piece  for the forming opperation  either way its been interesting seeing the comments

    cheers

    steve

  5. Interesting John , I would  have thought they would have used round holes as it would have cheaper and easier to make plus better to seal .However they are in such odd place, either side of the pedal apperture on both sides of the car which is very strange

    cheers

    Steve

  6. G'day Everyone

    Hope you can help with identifying some square holes in the bulkhead on my TR3A there are 2 holes each side  with one either side of where the master cylinders sit, so would be gratefull  for any  ideas  you may have, cant see any logical reason for their presance ??

    All the best

    Steve

    bulkhead.thumb.JPG.dbf8c3f4b6951ee48686a36805c8b903.JPG

  7. On 6/1/2022 at 1:15 PM, John McCormack said:

    My gearbox packed up in the mid 1990s. The people who overhauled it said a contributing factor was that it had been filled with hypoid EP90 diff oil. I'd had the car serviced for a few years by a local garage when I was based on a Navy base with nowhere to work on the car myself.

    I'm not too knowledgeable on oils and their qualities but, on the recommendation of those who do know, I now use a GL4 oil (Castrol VMX80) and previously a Castrol 25-50 engine oil. No problems with the box or overdrive since that overhaul way back in 1995, and well over 100,000 miles.

    essentially all oils lose viscosity as they  get hot  and sae30 egine oil is about the same viscosity as an 85w gear oil at ambient temp(see Chart) howver diffferent types of oils will thicken at different viscosities as the oil gets cold. So a 10w/40 engine  oil will circulate  round an engine quicker that a 20w/50 especially on a cold winter morning 

    An engine oil contains addatives to  neutralise acids formed during combustion (BN), Detergents which keep the engine clean and Dispersants to hold the particulates in suspension which allows the filter to remove debris and allow the particulates to be removed during an oil change. There are other addatives such as anti-wear, anti-scuff, viscosity improvers, ant-oxidants etc. The base oils used in engine oils also vary in quality  as do addative packs and approvals . Some Lubricants Blenders claim approval that their oils have never been tested to  including API

    Gear oils have to cope with oil molecular shearing which causes some loss of  viscosity, exterme pressure loading , scuffing and  preventing metal to metal wear, so they will be subjected to gear specific test such a 4 ball antiwear and micro oxidation tests . There are claims that Sulpur Phospherous  EP addatives gear cause problems with overdive brake linnings and can cause pitting in bronze/brass material   but todays active Sulphur EP addatives are pretty benign an i would rather have ep protecton in the sprag clutch and various bearings 

    But please be aware that oil addatives deplete during use  so extending the life of the oil is false eccomomy. if you would like additional oils added to the spread sheets just let me know and I'll load the technical data..  Have tried not throw too much data in this post   but if you have any specific questions  I'd be happy to answer them.  

    hope this helps

    Steve

    Viscosity  Comparison Chart.jpg

    Gearoil comparisons.xlsx engine oil comparison.xlsx

  8.  Originally  Engine oils were specified  beacuse they had good Detergency and Dispercentcy as well as multigrade performance (less drag at lower temperature) However ive used API -GL4 and API-GL5, 80w90 and laterly 75w90 Gear oils as have better load carrying properties than engine oils and now with wide multigrade gear oil the oils are less viscous when cold they dont lose as much viscosity when hot . I've beeen using them  for 30 years with no issues  but as i dont drive the car in winter  now so I stick with an 80w90 gear oil

    Its worth mentioning that smaller lubricants companies buy in base oils and purchase addative packs to a spec/price,  simply because of the cost of engine testing that they would be required to complete to  claim the various specs ..I think its around $250K just to be a member of API, plus ACEA testing along with all  the various OEM testing, and   ..There are a number of Addative Companies that  supply  blenders  with addative (lubrizol, Paramins, Infinium to name a few) supply  Blenders . However the premium performance addative packs tend to be reserved for comapanies such as BP, Shell, Castrol, Exxon etc who are chasing initial fill contracts   ... The quality of base oils is also important  and the quality of both  addative and base oils affect the performance  of the finished product  . I prepared a couple of spread sheets for one of the US forum   and can add Penrite to them if the technical data is availble . There has been a great deal of spurious data surounding the use of gears oils especialy where the O/D is concened  for example some friction modifiers and e.p adadtive requre increase in surface temp before they activate and these have been aledged to have cause O/D but there is not test evidence to support it 

     

    all the best

    Steve

    Gearoil comparisons v2.xlsx engine oil comparison.xlsx

  9. I have for sale a New Old Stock Moss Aluminium Sump plus fitting kit . The sump has been been used but has also been modified to take the latest Oil Pump as as well as the OEM pump  . The fitting kit is bolts and washers required to fit . The baffle plate has a couple of minor storage dents  but will fit with no problems  Price is £225 which includes shipping. It was one two that i purchased and turns out to be the best one 

    I can be reached on 07768508311   and my email is srwarren77@hotmail.com but please phone firs

    2022-07-10 12.03.00.jpg

    2022-07-10 12.03.12 (1).jpg

    2022-07-10 12.03.33.jpg

    2022-07-10 12.06.59.jpg

  10. Thanks Peter , assuming that 110 ATDC   no1 inlet is at maximum lift ???     or i could set tdc and no1 inlet and exhaust should be the height  ???   Sorry for being a bit thick, but i did make the mistake on my other engine of setting no1 on the exhaust rather than the inlet (thanks for the heads up on that one) 

    appriciate you help

    many thanbks

    Steve

     

  11. hi Folks

    While   i am looking at a fast cam in my  user    I am also re- building an engine up with a standard cam, so could you help with the timing  set up for that , the head is off and the crank journls are fine and the liners and rings replaced, so once the cranks back in with new bearings i need to set up the cam timing 

    all the best

    Steve

  12. Hi Peter

    attached is said item,  i have  reconditioned it  but  the originial wiper switch was broken when i bought the car ... Alan T  has helpes me out with an alternative   but clearly i would like the wiring done properly if i can 

    566925F0-4B7D-4710-8857-604A1CB4169C.jpeg

  13. G'day Folks 

    Looking for some advice on who to talk to about a replcement loom for my 3A , i have  few extras that i need to accomodate, including  2speed wipers  can anyone reccomend a company that would be able to help??  Have read  historical posts but but i was wondering if anyone had recent experince 

    all the best 

    Steve

  14. On 5/20/2023 at 9:56 PM, Lebro said:

    Not sure about Alfins, but with standard drums I had assumed this for a while until I noticed that the holes which the wheel studs go through are somewhat larger that the wheel stud diameter, so without the two locating screws the drum could easily be not centralised. It's true that once the when nuts are tightened the screws are doing nothing further.

    Bob

    pretty much on the money Bob   lthough there is a different style with the fins in line with the brake hub   but they secure the same way with two scres

    alloy drums.jpg

    Alu brake drum.jpg

  15. Interesting, my angle drive is a nice fit and uses a shorter speedo cable which does fit nicely behind the rubber gaiter. The cable is too short to reach without the angle drive. I do service mine  every 4 or 5 years with a clean and a regrease after years of experiance with them running GT6s . The newer iangle drives dont have the peened cover so its possible to service it and repair if the cable end comes adrift .

    The gearbox i have is a triumph 2.5 casing   and the overdrive is triumph 2.5,  the gears seem to match tr4a and i have up rated some parts when i rebuiult the box 18 months ago.

    I am guessing that over the years there have been a number of Manual to Overdrive converstions with later TR boxes/Saloon boxes, fitted with O/Ds with angle drives. Never occoured to me that the side screen works manauals dont detail their use for sidescreen cars ... learn something every day 

  16. Depending on what size your liners  will depend on how hard you can hit them, attached is an example of what happens to an 89mm liner.. they don't  bounce 

    Annoyingly i had purchased the 89mm kit well before stripping the engine,. When i  did finally strip the engine I found  the existing 87mm liners, piston, rings etc were  in very good condition with all the honing lines clearly visible, so they will go up for sale  soon.  

    Also a descent  engine builder could bore your liners in  situ so long as they  dont move,  but  clearly its  better to remove them . If the block is cleaned in a hogwash tank you may find the expansion is enough to allow  the liners to be coaxed out 

    cheers

    Steve

     

    IMG_6415.jpg

  17. hi Christian 

    Yes I have discovered that, Oddly enough the MGA  button (Top)fits the pump i have,  so at least all of the knobs are the same colour

    The Tudor pump  is offered as  reproduction by Moss      https://www.moss-europe.co.uk/washer-pump-windscreen-with-knob-27h9624.html?assoc=611389  which should fit a TR .. it would nice if someone could remanufacture the TR knob  though

    cheers

    Steve

    s-l1600.jpg

    windscreen washer knob.jpg

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