Bob, you never mentioned how much your cylinder head was milled or whether
or not you're using oversized intake valves or what the max. valve lift
will be. If the valve doesn't lift beyond the face of the head, all is
good.
On Mon, Sep 3, 2018 at 12:55 PM Bob Kramer via Fot <fot at autox.team.net>
wrote:
> I?ve been waiting to thank all those that responded to my initial question
> until the topic died down but in the interim I?ve bought a set of 89?s from
> BPNW and I will set them up the same way I?ve always done it with 87?s,
> which is the way Kas lined out in the comp manual. I was hoping to hear
> that the silly MM was enough to avoid the need and gain a little more
> gasket surface on the liner, but what worked on The 87?s will work on the
> 89?s. I don?t expect to gain much as I expect they will be heavier than
> what I?ve been using, but they cost a bunch less. In time I?ll know. So
> thanks for the answers and lively discussion!
> Bob
>
> Sent from my iPhone
>
> On Sep 2, 2018, at 10:46 PM, Bill via Fot <fot at autox.team.net> wrote:
>
> It always puzzles me when people say that. Horsepower is torque times RPM
> (and a conversion factor). Torque is horsepower/RPM. So how can one count
> more than the other?
>
> On Sep 2, 2018, at 4:13 PM, Mordy Dunst via Fot <fot at autox.team.net>
> wrote:
>
> Its the torque that counts. So, I suspect the motor enhancements took the
> benefit of the tractor stroke. If the motor is able to produce that
> power at 6k rpm with shift at 6500.
> I shift at @ 6200 - my motor produces max power @5800 on the dyno. I use
> a kastner designed cam for which I have the masters.
>
>
>
> MDunst Headgasket.com <http://headgasket.com/> 626.358.1616
> Fax 626.628.3777
> Triple R Munitions, Inc 626.201.9471
> T FFL 6,7 SOT 2
>
> On Sunday, September 2, 2018, John Styduhar via Fot <fot at autox.team.net>
> wrote:
>
>
> What kind of modifications were done to the engine to extract over 200 HP
> from a tractor engine? Nitrous shot.
>
>
> On Sat, Sep 1, 2018 at 3:05 PM Thomas Boyd <tom at trenterprises.com> wrote:
>
>> All of our FIA race cars are running legal 87mm engines.
>> Just rolling roaded the latest SLR build at well north of 200bhp
>>
>> Thomas Boyd
>> Director
>> TR Enterprises
>> 01623 793807 (ext 302) <01623%20793807;302>
>> www.trenterprises.com
>>
>>
>> On 1 Sep 2018, at 17:02, John Styduhar via Fot <fot at autox.team.net>
>> wrote:
>>
>> If you really had serious compliance with most group's rules, I would
>> guess half the TR cars would not pass muster. Let's have fun together.
>>
>>
>> On Sat, Sep 1, 2018 at 9:40 AM Terry Stetler via Fot <fot at autox.team.net>
>> wrote:
>>
>>> Indeed there are Glen.
>>>
>>>
>>>
>>> Sent from Mail <https://go.microsoft.com/fwlink/?LinkId=550986> for
>>> Windows 10
>>>
>>>
>>> ------------------------------
>>> * From:* Fot <fot-bounces at autox.team.net> on behalf of fubog1 via Fot <
>>> fot at autox.team.net>
>>> *Sent:* Saturday, September 1, 2018 7:34:26 AM
>>> *To:* rkramer56 at gmail.com
>>> *Cc:* fot at autox.team.net
>>> *Subject:* Re: [Fot] 89MM piston question
>>>
>>>
>>> everybody else seems to be using 89.
>>>
>>> HaHa not everybody, rules say 87mm, there are still a few guys running
>>> them (and winning)...
>>> Glen
>>>
>>>
>>>
>>> -----Original Message-----
>>> From: Bob Kramer via Fot <fot at autox.team.net>
>>> To: van.mulders.marcel <van.mulders.marcel at telenet.be>
>>> Cc: fot <fot at autox.team.net>
>>> Sent: Fri, Aug 31, 2018 11:26 pm
>>> Subject: Re: [Fot] 89MM piston question
>>>
>>> I've always used 87 MM due to the rules but everybody else seems to be
>>> using 89. The procedures are the same so It'll be the same. I blew a head
>>> gasket last time out, compression into the cooling system and blew off the
>>> bottom hose. I guess it wasn't tight enough, and scuffed two pistons
>>> before I could shut it down.
>>>
>>> Bob Kramer
>>>
>>> On Fri, Aug 31, 2018 at 12:43 PM, <van.mulders.marcel at telenet.be> wrote:
>>>
>>> Bob,
>>> It is definitely necessary to make that modification to the liners. The
>>> relieve should correspond to the shape of the combustion chambers : about 4
>>> mm wide on a 89mm engine.
>>> Marcel
>>>
>>> ------------------------------
>>> *Van: *"fot" <fot at autox.team.net>
>>> *Cc: *"fot" <fot at autox.team.net>
>>> *Verzonden: *Donderdag 30 augustus 2018 00:05:43
>>> *Onderwerp: *[Fot] 89MM piston question
>>>
>>> Do the guys running the 89MM pistons and liners need to relieve the
>>> liners to clear the intake valve, or does the extra MM make the difference?
>>>
>>> Bob Kramer
>>>
>>> On Tue,
>>>
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