[6pack] measuring engine improvements

[Chuck Arnold]

Properly setup dual Strombergs will work fine for your needs, though if you
intend to spend a lot of time at high RPM you should look into an electric
fuel pup and regulator.  I ran out of fuel at high once the head was ported
and the exhaust opened.

On 8/25/08, Chuck Arnold <triosan at gmail.com> wrote:
>
> Last engine I dynoed had triple webers, flowed head, same exhaust as you
> describe, mid-range cam [272 degrees,  not sure of the valve lift], crane
> optical point and crang=ne ignition system.  Had probably 10.5:1
> compression.  Made 167 HP at the wheels.
>
> Will be interesting to see what the Petrol Inject, 12.5:1, wildest cam
> possible makes.  Engine ran strong to 7000 RPM in 4th [oveerdrive not
> working].  Unfortuately something caused oiling problem to number 6 [I did
> have three remote oil lines to the Gallery from the oil cooler return line
> and also supplied by teh Accusump].  the result was a broken rod [broke
> botrh ARP bolts!  This of course happended at 6500 RPM, so there is a nice
> impression of the head on the forged piston, and some rounding of the head
> chamber wherre the piston hit.  Engine now at builder to assess damage and
> determine cause of oiling problem [the lower portion of the rod bearing was
> very fused to the rod cap].
>
> Chuck
>
>
>  On 8/25/08, Kendall Larsen <mailkendall at sbcglobal.net> wrote:
>>
>> I would add replacing the snout fan with an electrical one, light weight
>> flywheel, and engine balance to that list.
>> A few people have dynoed  their
>> sixes, hopefully they'll speak up.
>>
>> Kendall
>>
>>
>>
>> ----- Original Message ----
>> My
>> goal is to improve
>> performance up to 5000 RPM. I'm leaning toward the
>> Goodparts triple carbs (ZS
>> or HS6), a mild cam, and a compression bump to
>> 9.5:1. The car has a 6-2-1
>> header feeding into a single 2.25" free flow
>> exhaust. Crane XR700 ingnition,
>> Lucas Sport Coil, stock dizzy. Would having
>> the head flowed be worthwhile?
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>
>
>
> --
> Chuck Arnold
>



-- 
Chuck Arnold