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chris2

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Posts posted by chris2

  1. Hi 

    I have a dolomite engine in tr7 . I has a electric water pump  oil pressure  about 40-55 psi when cold then 25 -45 psi when warmer oil . 

    when  the engine was rebuilt up used a drill and socket to drive oil pump  distributor remove to drive oil pump check pressure and turn engine over by hand. The jackshaft will only oil to camshaft at 1 or places on jackshaft .

    OIl pump have prv [bypass valve spring] most all new pump have a heavy spring giving higher pressure Robsport sale prv spring no 215573spring . My has this spring fitted.

    Chris

  2. Hi

     I hane change d by screws from tr7 carburettor . the screws is size10 unc 1/2 inch long chesse head . 10 size screws at 0.190 inchs or 4.826mm diameter . 

    on 10 unf same 0.190 inch and at32 thread inch .

    I got by 10 unc screws from Accu  co.uk they have unf countersunk also 

    Chris

  3.  At work i have had many trucks filled wrong fuel petrol . after draining fuel replace fuel with diesel  keep fuel in can over a week the fuel will separate different weight . i can not remember if petrol is at top or bottom .  

    i have soon a cly head been blown up running someone had but petrol in  on a diesel ford sierra 2.3 had a dent in bonnet cly head had a gap below block  head been hold by injector pipes and exhaust    

     

  4. the lt77 gearbox was used on morgan's cars tvr's cars . Land rover have improved the lt77 to r380 gearboxs rev gear selector in different place.

    The lt77 hads improvements  over years . different size bearings 

  5. My tr7 had 185/55/15 front and 205/50/15 when I got  l changed then to 185/55/14 all round
    I used tiresome. com tyre-size-calculator   to  check for the size diameter tyres for speed to revs and speedo my was about 1-2% out

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