Looks like the crankshaft that Cambridge sells:
http://www.cambridgemotorsport.com/Historic-Racing-Parts-TR4-Crankshaft-Flywheels
I think you need a flywheel manufactured to fit as well. Cool set
up. Flywheels are listed on that page too. While the seal isn't
listed there (and I didn't search the whole site for it), I would
think they could get you set up with the proper seal and housing.
- Tony Drews
At 12:25 PM 11/26/2010, John Frymark wrote:
>Listers,
>
>I acquired a TR3-4 billet crank that has non-stock dimensions at the
>rear seal and flywheel end. I can't seem to get any info /history on
>the original set-up.
>
>The crank is like a TR6 with no flange to mount the flywheel, but the
>diameter at the rear seal is 3.125" (versus something under 3" for
>stock TR6 and 2.5" for the no scroll TR3-4 upgrade seal). I posted a
>picture showing the crank next to a stock unit @:
>
>http://s840.photobucket.com/albums/zz325/jfrymark/TR4%20Crankshaft/
>
>Any one know of this set-up or a rear seal for this crank?
>
>Also, I have investigated a run of TR3-4 billet crankshafts from
>Marine Crankshaft, a highly respected shop in Santa Ana, CA. Price is
>under $2500 depending on run size. If you might be interested, let me
>know off-line. No obligation at this time...info gathering only.
>
>Thanks,
>John Frymark
>VARA DP #67 TR4A
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