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104659: lt77 igen (08-11-2010 22:49:40)
Lars Larsen #8102, reg. vjyl (medlem) (ip-adr: 93.166.218.15)
hej hvad er foreskellen på lt 77 og lt 77s og har det nogle betydning og kan de monteres på samme bellhouse uden fore store ændringer.
hilsen
lars
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104669: sv: lt77 igen (09-11-2010 09:38:19) (svar på 104659)
Niels Henrik Bach #7155, reg. øsj (medlem) (ip-adr: 80.199.44.158)
Hej Lars

Så længe vi snakker Defender er svaret er ja.

Jeg har fået en ombytter fra Ashcroft, og de opgraderer alle deres renoverede LT77'ere til 'S' modellen. Her er hvad de skriver om forskellen:

http://www.ashcrofttransmissions.co.uk/index.php?act=viewProd&productId=78

Hvis du skifter gearkasse, vil jeg anbefale at du i samme omgang monterer et såkaldt 'cross drilled' input gear til transferkassen. Det skulle afhjælpe problemet med manglende smøring på hovedakslen, som er et kendt LT77-problem.

Mlrh

NH - med nysynet LR!
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104670: sv: sv: lt77 igen (09-11-2010 09:41:10) (svar på 104669)
Niels Henrik Bach #7155, reg. øsj (medlem) (ip-adr: 80.199.44.158)
Jeg kan se, at man ikke kan linke direkte til teksten, så her kommer den:

LT 77 Development:

The LT 77 was introduced to the Landrover range in approx 1983 with the suffix 'D' box and was developed over the years to the suffix 'H' which was last used in 1994.

The 'D' and 'E' are very similar the only difference being the reverse gear was a little fatter in the E,

When they went from 'E' to 'F' larger layshaft bearings were used.

The 'G' was further improved by all the gear teeth including the pinion getting approx 20% thicker. Also a much wider pump was used to increase the lubrication and cope with the fact that some of the LT 77's were now being supplied oil cooled, ie V8 NAS 90, 3.9 RR Classic and the 3.5 EFI Discos.

The 'H' (termed the LT 77S) was the same as the 'G' in terms of strength but used a different syncro set up called the'Double Syncro', In reality it didn't work much better.