ITR Gear box vs Y21
Thread Starter
Junior Member
Joined: Aug 2009
Posts: 23
Likes: 0
From: Portugal
ITR Gear box vs Y21
Hey guys Im Portugese and new here!! I would like to know the diference between the ITR gearbox (S80) and the civic VTI or SIR (Y21) in real speed about 8000RPM at each gear with 195/50/15.
Honda-Tech Member
Joined: Jan 2000
Posts: 8,062
Likes: 0
From: Hockeytown, MI
Re: ITR Gear box vs Y21
RPM / GEARratio / FDratio * (15* 25.4 + 2 * (195 * .5)) / 1,000,000 * 60 * 3.14159 = kph
Honda-Tech Member
Joined: Feb 2003
Posts: 304
Likes: 0
From: london,ontario
Re: ITR Gear box vs Y21
here play around its in miles so X it by 1.613 to get km/h clik on auto fill and you have the common honda gearboxes. http://www.zealautowerks.com/transcalc.php
Thread Starter
Junior Member
Joined: Aug 2009
Posts: 23
Likes: 0
From: Portugal
Re: ITR Gear box vs Y21
thx Ive allready found this one http://fatboyraceworks.com/gears/ but I was thinking it was very fast on high rpm but both sites confirms same speeds!!
Thread
Thread Starter
Forum
Replies
Last Post
chicken head
Honda Civic / Del Sol (1992 - 2000)
8
Apr 13, 2006 02:28 PM
Honda318dx
Road Racing / Autocross & Time Attack
51
May 27, 2005 09:59 AM
