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Goodbye to a good 1250 engine

Started by strokerjlk, July 08, 2014, 09:13:44 PM

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strokerjlk

This bike has been on the track since 2006
Literally had over 1000 passes on it .
It has been a good motor , and been in the money a lot . Not alot of money , just in the money a lot  :emsad:




A scientific theory summarizes a hypothesis
repeated testing establishes theory

Panzer

WOW, right through the case.
That's about right, broken at the stress point.
The engine did you well.
Everyone wants to change the world but, no one wants to change the toilet paper.

Durwood


WhipLash96

Man that sucks. But now you get build a bigger one. :)
Thanks,
Whip

strokerjlk

Quote from: Panzer on July 09, 2014, 06:06:54 AM
WOW, right through the case.
That's about right, broken at the stress point.
The engine did you well.
According to Ron Dickey . Your correct the front rod breaks where mine did
The rear at the base .
A scientific theory summarizes a hypothesis
repeated testing establishes theory

strokerjlk

Quote from: WhipLash96 on July 13, 2014, 08:14:37 AM
Man that sucks. But now you get build a bigger one. :)
Yes I do .
Gonna do a Axtell 88 ci . With ductile Iron cylinders
A scientific theory summarizes a hypothesis
repeated testing establishes theory

WhipLash96

Quote from: strokerjlk on July 13, 2014, 08:32:12 AM
Quote from: WhipLash96 on July 13, 2014, 08:14:37 AM
Man that sucks. But now you get build a bigger one. :)
Yes I do .
Gonna do a Axtell 88 ci . With ductile Iron cylinders
I am considering going bigger on mine once I get my clutch issue resolved. Think I am going with hammer performance though.
Thanks,
Whip

strokerjlk

Quote from: WhipLash96 on July 13, 2014, 08:39:50 AM
Quote from: strokerjlk on July 13, 2014, 08:32:12 AM
Quote from: WhipLash96 on July 13, 2014, 08:14:37 AM
Man that sucks. But now you get build a bigger one. :)
Yes I do .
Gonna do a Axtell 88 ci . With ductile Iron cylinders
I am considering going bigger on mine once I get my clutch issue resolved. Think I am going with hammer performance though.
cant go wrong there.
same cylinders. :up:
A scientific theory summarizes a hypothesis
repeated testing establishes theory

rigidthumper

Those little 88"ers run very well.  Mine is still out there, and I hope whoever stole it is enjoying my efforts. Fukkers. 
Ignorance is bliss, and accuracy expensive. How much of either can you afford?

strokerjlk

Quote from: rigidthumper on July 13, 2014, 09:24:56 AM
Those little 88"ers run very well.  Mine is still out there, and I hope whoever stole it is enjoying my efforts. "potty mouth! "kers.
That sucks
Had some skumbags steal a Stroker shovel of mine . Know just how you feel .
A scientific theory summarizes a hypothesis
repeated testing establishes theory

strokerjlk

What else was the build robin? And what did it do power wise ?
A scientific theory summarizes a hypothesis
repeated testing establishes theory

mayor

warning, this poster suffers from bizarre delusions

rigidthumper

Quote from: strokerjlk on July 13, 2014, 09:45:46 AM
What else was the build robin? And what did it do power wise ?
05 883, NRHS head work, Axtell 88" cylinders w/flat top pistons, SE 575 cams, ST2-1, Pingle air shifter & light, DTT ign, 45 Mik, PM Chicane wheels, Shinko tires. 102TQ/115HP.
Ignorance is bliss, and accuracy expensive. How much of either can you afford?

strokerjlk

Quote from: rigidthumper on July 14, 2014, 05:52:40 AM
Quote from: strokerjlk on July 13, 2014, 09:45:46 AM
What else was the build robin? And what did it do power wise ?
05 883, NRHS head work, Axtell 88" cylinders w/flat top pistons, SE 575 cams, ST2-1, Pingle air shifter & light, DTT ign, 45 Mik, PM Chicane wheels, Shinko tires. 102TQ/115HP.
Thanks Robin
Kinda the same as what I am doing . 575 cams with a .500 dome piston .
A scientific theory summarizes a hypothesis
repeated testing establishes theory

rigidthumper

That 1/2" dome should get things moving pretty well.  Shooting for 11:1 corrected?
Ignorance is bliss, and accuracy expensive. How much of either can you afford?

strokerjlk

Quote from: rigidthumper on July 14, 2014, 07:00:18 AM
That 1/2" dome should get things moving pretty well.  Shooting for 11:1 corrected?
As much compression as I can get .
Kirby is opening up the XB heads for the bigger bore , and cutting the new 30 deg radius .
It needs intake valves as well. Once he gets his hands on them , . We can determine compression.
Was hoping for around 120 hp .
As of right now I plan on using the HO 575's . But eventually would like to use a more right side set of cams
A scientific theory summarizes a hypothesis
repeated testing establishes theory

rigidthumper

The RS 643s might fit the bill at 13:1
Ignorance is bliss, and accuracy expensive. How much of either can you afford?

strokerjlk

Quote from: rigidthumper on July 14, 2014, 07:25:37 AM
The RS 643s might fit the bill at 13:1
That's what I was thinking too
Don't know about clearance yet though .
A scientific theory summarizes a hypothesis
repeated testing establishes theory

Maxxx

ouch!!  what rpm did it let go at?

strokerjlk

Quote from: Maxxx on July 15, 2014, 05:48:32 AM
ouch!!  what rpm did it let go at?
Fortually it was right after the burnout .
Engine was idling .
A scientific theory summarizes a hypothesis
repeated testing establishes theory

strokerjlk

Gonna go with stock rods again .  :kick:

A scientific theory summarizes a hypothesis
repeated testing establishes theory

Maxxx

 shooting for another 1000 runs..   :up: 
I keep waiting for mine to do that at 7500 rpm!  :crash:

Durwood

Too bad they don't bolt the twin cam flywheels together :crook:

strokerjlk

Quote from: Durwood on July 16, 2014, 06:04:33 AM
Too bad they don't bolt the twin cam flywheels together :crook:
Figured you would notice the ultima flywheels in the background
A scientific theory summarizes a hypothesis
repeated testing establishes theory

aswracing

Those new skinny neck rods as pictured are actually stronger believe it or not ... according to my contact at PDC anyway.

The late Buell/XR crank is much improved and cheaper too:



1.5" pin. Rods made from the same material as used in the XBRR 9000rpm motor. The crank runs about $650. Can be fitted to 91-99, bolt-in for 04-up.