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2012 Rules Change Proposals Decisions
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TOPIC: 2012 Rules Change Proposals Decisions

Re: 2012 Rules Change Proposals Decisions 13 years, 1 month ago #12172

  • rd7839
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  • Endurance Racer
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I knew you were cheating! It can't be my driving that keeps me finishing second to you very time!

Re: 2012 Rules Change Proposals Decisions 13 years, 1 month ago #12173

  • JerryW
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  • If you feel in control you arent going fast enough
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rd7839 wrote:
I knew you were cheating! It can't be my driving that keeps me finishing second to you very time!


It's not JUST your driving
Jerry Whitteridge
Norcal #552

Re: 2012 Rules Change Proposals Decisions 13 years, 1 month ago #12175

B1BFlyer wrote:
BJ will likely have it at his shop anyway.


I just crawled out from under your car... besides what we discussed, I just noticed you have a rear exhaust mount broken. We'll weld that up.

Anyway, thanks for donating your car to the cause. I'd love to get a Texas dyno day put together. I'm especially interested in your car, because it seems to out motor everyone else--even the 88 high compression motors.


-bj

Re: 2012 Rules Change Proposals Decisions 13 years, 1 month ago #12177

944Racer72 wrote:
If verified true...


I agree, but like you said, it would need to be verified.

944Racer72 wrote:
Is it possible to deck the block enough to meaningfully raise compression on these engines? Would that be a financially viable substitute for head shaving that when using the late head with LC pistons would yield the best of both worlds (combustion chamber shape + compression) without HC pistons? Does the head thickness check take into account block decking?


I would recommend against decking the block for a number of reasons, but to answer your question, no the current check doesn't account for decking the block.

As inefficient as these motors are, I don't think changing the cylinder head compression chamber shape will amount to any actual performance change. Again, only testing will tell us.

-bj

Re: 2012 Rules Change Proposals Decisions 13 years, 1 month ago #12181

  • RacerX
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loftygoals wrote:
I would recommend against decking the block for a number of reasons, but to answer your question, no the current check doesn't account for decking the block.

-bj


Can you explain why.
Ken Frey #3 944-Spec MW Region

"Racing is life! Anything that happens before or after is just waiting."

Check out my build thread!!
www.944-spec.org/944SPEC/forum/race-car-...d/9155-new-car-build

Re: 2012 Rules Change Proposals Decisions 13 years, 1 month ago #12186

FastTater wrote:
What about using a turbo cam?


Legal and go for it. Heck if you are running and 84 motor you already have one.
Turbos use the 83-85 NA cam.
Joe Paluch
944 Spec #94 Gina Marie Paper Designs
Arizona Regional 944 Spec Director, National Rules Coordinator
2006 Az Champion - 944 Spec Racer Since 2002
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