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Procharger rear gear for Dragsters
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DRR Trophy
posted
Guys running prochargers with dragster. What gear for the rear end.My car 4link 565 4.10 right now... 4.40 RPM high at finish line.. I am thinking 3.90 or 3.70.
 
Posts: 17 | Location: Alpine AL | Registered: September 04, 2011Reply With QuoteReport This Post
DRR Trophy
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I had 3.90 running 4.teens with procharged 598
 
Posts: 24 | Location: Iowa | Registered: May 30, 2013Reply With QuoteReport This Post
DRR Sportsman
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i run 4.10 but the converter will also have a affect on the rpms
 
Posts: 141 | Location: Syracuse NY | Registered: November 23, 2005Reply With QuoteReport This Post
DRR Trophy
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4.10 here with M/T big bubbas, but I don’t run a 1.80 low gear!


Duane Allen
 
Posts: 29 | Location: Sandston VA | Registered: December 14, 2006Reply With QuoteReport This Post
DRR S/Pro
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1,80 and 4.11 in the summer and 1.80 and 3.89 the rest


J.R. Baxter

""Fathom the hypocrisy of a Government that requires every citizen to prove they are insured ..but not everyone must prove they are a citizen."

2016 Miller
Rolla Competition Engines
ProCharger
Hoosier Tires
Abruzzi
 
Posts: 1382 | Location: Waxahachie | Registered: July 04, 2005Reply With QuoteReport This Post
DRR Sportsman
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When you get a good converter capable of working with 1700-2000 (or more) HP it will only slip 1-2% (or less) so trap RPM will be fine with a 4.10. I'm 3.89 (1.80 trans) and Coan recommended a 4.10 for my combo.
 
Posts: 647 | Location: New Jersey | Registered: April 26, 2001Reply With QuoteReport This Post
DRR Sportsman
Picture of Jodie Jent
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3.89 / 1.80 low with 3197's
 
Posts: 493 | Location: Owingsville, Ky. | Registered: June 15, 2007Reply With QuoteReport This Post



DRR Trophy
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Thanks everybody for the information.
 
Posts: 17 | Location: Alpine AL | Registered: September 04, 2011Reply With QuoteReport This Post
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