On Tue, 25 Jun 1996, Andrew Mace wrote:
> The manufacture date of January 1972 would imply that the car was fitted
> with the 4.11:1 diff. It would be best, though, to count revolutions to
> be sure one way or the other. Just mark a wheel and the driveshaft and
> see how many turns it takes the driveshaft to turn one wheel a full
> revolution (with the other wheel held still). Just under 4=3.89:1; just
> OVER 4=4.11:1. Over 5 turns=contact me. I'm always interested in rare
> Herald options! ;-)
Oh, one more thing, thanks to John Kipping's wonderful catalogue. It
would appear that most diffs with the FH prefix were 3.89:1, and those
with the FK prefix were 4.11:1. Of course, gears could have been swapped
in/out, so a counting test is still recommended.
--Andy
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Andrew Mace e-mail: amace@unix2.nysed.gov *
* *
* Mrs Irrelevant: Oh, is it a jet? *
* Man: Well, no... It's not so much of a jet, it's more your, er, *
* Triumph Herald engine with wings. *
* -- The Cut-price Airline Sketch, Monty Python's Flying Circus *
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