> Peter Kent told me he measured a Rover (3.5 or 3.9, don't remember
> which) and found it to be 8.957". Dan LaGrou, of D & D Fabrications, told
> me over the phone that the BOP is 8.960".
>
That checks with the info I have.
> Are 6" rods available with the 2" diameter bearings? From whom?
>
>From many aftermarket rod manufacturers. Eagle for one, list small
journal rods in 5.7", 5.85", and 6" lengths. Pick up a copy of Circle
Track magazine to check for best prices.
> I would definitely like to hear further explanation regarding a
> long rod's effect on induction limited configurations. Does it in any way
> relate to the "rod ratio" which we see mentioned often?
>
Yes. Rod ratio is the ratio of the rod length (center to center) to the
stroke.
> Longer rods reduce the rod angularity and thus the cylinder wall side load
>
> and friction, all good things. The piston also dwells longer at TDC,
> allowing
> more power to be extracted from the combustion event. The more
> restrictive
> the heads/intake/carb, the more benefit you'll see. Rod length does
> affect
> engine tuning so a sophisticated engine simulation program like Dynomation
>
> would probably help to optimize the package.
>
Dan Jones
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