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DanMi

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Posts posted by DanMi

  1. 22 hours ago, russ01 said:

    Did a compression test today number 3 only about 10psi all others around 75psi . Put a good glug of redex down the plughole, will give it another test in a few days before I do the engine swap. If no improvement will strip it down and have a look once the replacement engine is in 

    did you retry after putting a squirt or 2 of oil in the cylinders, if the readings increase a lot that would mean bad rings as we suspect, if they don't go up at all it is valves. I would check the valve clearances before you repeat the compression check anyway

  2. to tell if it is wiring just put the car into 3/4 flick the OD switch and listen for a load click from the right side of the box, i.e. the solenoid if the cover is off you can put your hand on it to feel it energise check that it is adjusted properly so that the holes align when energised 1/8" drill bit. Also check the oil level. All simple things to do before deciding to take the box out

  3. If the valves were not closing the gases would exit via the manifolds not the rocker cover. If there is excessive gas coming from the breather, that would indicate excess gases entering the crank case, maybe worn/broken piston ring. I would do a compression check

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  4. As far as I know the MK3 left the factory without seatbelts and they were fitted by the dealer post 1968 as standard (optional before), the MK4 had them factory fitted so I would doubt them having been fitted to use up stock as the factory never fitted the Britax Excelsior ones so would not have had stock. I would suspect they were changed later

  5. My last modern an x type jag diesel estate had a bolt to a rear suspension arm that had a bush that failed. but the bolt was fitted at the factory before the subframe was attached so could not be removed without removing the diesel tank and supports or the whole sub frame. Most cut the bolt, ground off the captive nut on the other end and fitted a bolt from the other side. Only an issue on the diesel estate version but they only need to fit the bolt from the rear not the front to make replacement easy

  6. I had a problem getting my spitfire pump to work, a second non return valve after the pump sorted it out. The bellows is just a rubber bag, unless leaking there is nothing to fail, but then it started to leak but early spit ones are available

  7. 16 minutes ago, Colin Lindsay said:

    just as a quick question: are D-types and J-types interchangeable ie wiring and other small bits aside are they a straight fit to the same O/D prepared gearbox? Don't need one but it's just to be nosey.

    no the mainshaft is different

  8. the endfloat is basically how much the drive gear can move up and down with the pedestal fitted. You adjust the number and thickness of gaskets to set this movement. The Haynes way gets you to measure the gap with no gaskets if that is say 10 thou then you need to add 15 thou of gaskets to get 5 thou endfloat, they get you to measure by cutting a notch out of the gaskets so you can get a feeler in to measure the now 15 thou gap

    you could also use a dial gauge and a strong magnet to pull the drive gear up to measure endfloat and just adjust the number of gaskets until correct

  9. Probably won't help but I set the endfloat when I had the sump off (complete rebuild) with a dial gauge on the top of the drive gear and then pushed up on the oil pump drive from underneath. Very simple but not helpful if the engine is complete

  10. The bottom line is the factory specs are for what the endfloat should be at rebuild. This will of course increase with wear and after some time will be out of factory tolerance, but factory tolerance is for a new engine, so yes if I have the engine in bits I would set within factory specs but on an older engine a few thou outside is to be expected

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  11. 3 hours ago, KevinR said:

    Changing the capping from early to late should be fairly simple, but then the soft top will also need changing

    It wouldn't be just the capping, the early frame would not have the holes with the catch in into which the later soft top catches fit

    I also have a suspicion that the hardtop header rail bolt holes were at a different spacing on late cars to early so you need to check that the spacing of the mount holes in the frame matches the captive nut spacing on the hardtop of course if not you could use rivnuts on the hardtop

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