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-   -   Attention Manual Transmission Racers in SS (https://classracer.com/classforum/showthread.php?t=33412)

SuperStockDodge 05-14-2011 10:21 PM

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

Dinsdale 05-14-2011 11:03 PM

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.

Jeff Lee 05-16-2011 01:26 AM

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?

Hudlow66 05-16-2011 01:39 AM

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.

randy wilson 05-16-2011 09:43 AM

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.

Jeff Lee 05-16-2011 09:57 PM

Re: Attention Manual Transmission Racers in SS
 
Quote:

Originally Posted by Jeff Lee (Post 258850)
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

Dallas Kelly 05-17-2011 01:15 AM

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.

Maverick 05-17-2011 01:33 AM

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? :eek: Are you still running a clutch?:eek: 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

Hudlow66 05-17-2011 02:33 AM

Re: Attention Manual Transmission Racers in SS
 
Quote:

Originally Posted by Maverick (Post 259037)
I got a question for Hudlow 66. You are running a stick in s/c or s/g? :eek: Are you still running a clutch?:eek: 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.:cool:

Jeff Lee 05-18-2011 02:32 AM

Re: Attention Manual Transmission Racers in SS
 
Quote:

Originally Posted by Dallas Kelly (Post 259035)
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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