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Old 05-14-2011, 10:21 PM   #1
SuperStockDodge
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Default Attention Manual Transmission Racers in SS

Anyone pick up much from switching from a "clutch assisted" Jerico/G-force to a "clutchless transmission" in Super Stock since the rule change?

Thanks
Sean
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Old 05-14-2011, 11:03 PM   #2
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Default Re: Attention Manual Transmission Racers in SS

Doubt anyone was using the clutch before but that would be a good question to see answered. I've seen claims of 2-4 tenths gain by shifting a clutch type trans clutchless but personally can't see that.
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Old 05-16-2011, 01:26 AM   #3
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Default Re: Attention Manual Transmission Racers in SS

Rob Youngblood has made the test and shows about .08 quicker on his SS/J. That's a direct comparison of a clutch tranny shifted clutchless to a clutchless tranny. Part of the equation is getting a more finite clutch tune. For those that don't seek a clutch tune to the nth degree your results will not be as great.
He also has made an inducer pick-up for a data-logger on the input shaft. You have to send him your trans for the machine work and install. It's around $285. I just contacted Jerico and they will send me a Jerico box to use in shipping for $40. Anybody make a plastic Jerico shipping container?
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Old 05-16-2011, 01:39 AM   #4
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Default Re: Attention Manual Transmission Racers in SS

I know mine isn't a Super Stocker but when we made the switch from our Doug-Nash 4+1 to the Liberty, we went from cosistant (mid) 9.20's @ (about) 146 to (low) 9.0's / (high) 8.9's in the 149 - 150 range.
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Old 05-16-2011, 09:43 AM   #5
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Default Re: Attention Manual Transmission Racers in SS

We seen 9 hundreths in the eighth over a tranny we were shifting literally with the clutch engaged every gear. Now, keep in mind, we never changed clutch set-ups at that time. We now have a new dual disc youngblood that we still have high hopes for. Hope this helps.
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Old 05-16-2011, 09:57 PM   #6
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Default Re: Attention Manual Transmission Racers in SS

Quote:
Originally Posted by Jeff Lee View Post
Rob Youngblood has made the test and shows about .08 quicker on his SS/J. That's a direct comparison of a clutch tranny shifted clutchless to a clutchless tranny. Part of the equation is getting a more finite clutch tune. For those that don't seek a clutch tune to the nth degree your results will not be as great.
He also has made an inducer pick-up for a data-logger on the input shaft. You have to send him your trans for the machine work and install. It's around $285. I just contacted Jerico and they will send me a Jerico box to use in shipping for $40. Anybody make a plastic Jerico shipping container?
Edit
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Old 05-17-2011, 01:15 AM   #7
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Default Re: Attention Manual Transmission Racers in SS

Jeff, try Schribner Plastics. I have one of their manual trans shipping containers and it will fit most except the Liberty Equalizer.
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Old 05-17-2011, 01:33 AM   #8
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Default Re: Attention Manual Transmission Racers in SS

I got a question for Hudlow 66. You are running a stick in s/c or s/g? Are you still running a clutch? I hope you are. Are you leaving with the pedal? Just wondering, if there is still hope for us clutch guys in super gas, super comp. Steve Willie Williams S/G 351N
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Old 05-17-2011, 02:33 AM   #9
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Default Re: Attention Manual Transmission Racers in SS

Quote:
Originally Posted by Maverick View Post
I got a question for Hudlow 66. You are running a stick in s/c or s/g? Are you still running a clutch? I hope you are. Are you leaving with the pedal? Just wondering, if there is still hope for us clutch guys in super gas, super comp. Steve Willie Williams S/G 351N
Hey Steve ~ As a matter of fact, I am running a stick car in S/C. Still running a clutch and leaving with the pedal, too. The chips are kinda stacked against me but for some reason, I like it that way.
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Old 05-18-2011, 02:32 AM   #10
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Default Re: Attention Manual Transmission Racers in SS

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Originally Posted by Dallas Kelly View Post
Jeff, try Schribner Plastics. I have one of their manual trans shipping containers and it will fit most except the Liberty Equalizer.
I didn't see a manual trans container but I emailed an inquiry. Thanks for the tip!
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