Built motor

[Ernest Montague]

Have not measured, probably around 12.5


On May 7, 2008, at 8:23 AM, Steve Robertson wrote:

> How much compression are you running?
>
>
>
> Well I finally ( how about over a year) got the motor in my SV.  I 
> started over a year ago.  Balance and lighten crank and flywheel 
> (thanks BRG Racing), 1 mm over zlock pistons, 1 mm over intake valves, 
> mild porting and radius valve job, Zoran's springs with 03 cam swap ( 
> I may put in the Webb cams later), all new bearings, shell and ball, 
> new rods.
>
>
> In a word, wow!  The dyno run was good, it just ran out of power at 
> 73.5 hp (factory pro) only 4 HP over my other motor ( busa pistons and 
> 03 cam swap, both motors with M4 and flatslides).  However from 5700 
> to 9000 there was a fat 5-8 HORSEPOWER gain all the way through, and 
> the 5k dip is gone.  Running 100 octane pump gas.
>
> I rode it yesterday at Thunderhill, and am I smiling.  The midrange 
> drive out of the corners is fantastic.  I finally don't feel abandoned 
> on the front straight, the 600s still pull me, but they don't pull me 
> that much, and the tighter course is just dynamite.  6-7-8-9  rocks.
>
> Definitely worth the long wait.  Thanks to KC for the help along the 
> way.
>
> Ernie
>