Word on the street is that Max Heim said:
> There is a table showing this sequence on Skye's website, The MGB
> Experience, at: http://www.mgb.bc.ca/reference/speedometers.html
Hmm, the information I found indicated that 1976-1980 (blue label) used the
1000 tpm speedo, but that the 1968-1975 (black label) used 1000 or 1280
for non-OD or OD respectively. That last bit differs with your post.
Anyone want to add their opinion?
> >They did not have different speedos for the o/d cars. All cars I've seen
> >- 74) used the 1280 series speedo. In 1975, the o/d cars went to 1000 tpm
> >(turns per minute) due to the slight changes in the o/d gearing. I suspect
> >the change in o/d gearing was due to the fact that the plastic gears on the
> >1280 units wore out fairly quickly. But, 1975 - 1976 cars (non-o/d) used
> >the 1280. And I have seen 1975 with 1280 and o/d. There was some weird
> >stuff going on in 75 & 76. It all depends upon the o/d unit. Typically,
> >black label units were 1280 and blue label units were 1000. From 1977 up,
> >all cars (non-o/d & o/d) used 1000 tpm. Make sense?
> >Eric Swanger
> >So many cars, so little time
1966 MGB The MGB Experience __,__\__ Safety Fast!
GHN3L-70307 http://www.mgb.bc.ca/ (_o____o_) MGOFR 1.375