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Author Topic: 3.55 gear/mph q? STREETFIGHTER50 ¯ Member # 2973 posted                              don't know if i already have the correct speedo in it. what rpm should i be at 65 mph w/3.55's? -------------------- '89 Coupe-Kurgan Tuned 498/491RW, Vortech SI, 351W Posts: 3925 | From: SF Bay Coastin' to Rocklin | Registered: Jun 2003  |  : uncle bill ¯ Member # 3953 posted                                 need to know tire size and trans gear ratio Posts: 415 | From: antioch | Registered: Dec 2003  |  : forced331 ¯ Member # 1270 posted                              about 2200rpm -------------------- 1992 Ford Mustang LX (Original Owner)"Titanium Frost" 331stroker S-Trim, 5spd 2014 Ford Mustang GT- daily driver Posts: 1154 | From: Sonoma County | Registered: May 2002  |  : STREETFIGHTER50 ¯ Member # 2973 posted                              i got 245/50 tires on saleen 16x8 rims in the rear. -------------------- '89 Coupe-Kurgan Tuned 498/491RW, Vortech SI, 351W Posts: 3925 | From: SF Bay Coastin' to Rocklin | Registered: Jun 2003  |  : h8louzn ¯ Member # 1075 posted                              It has the right gear in there. It's off about 2%. When I went down south it was about 5 miles off in 130. Posts: 593 | From: Sac. | Registered: Mar 2002  |  : johnson50 ¯ Member # 4608 posted                                 2200 -------------------- 2003 10th anniv. cobra 2.3l gen2 Whipple AED Tuned HP/TQ: too much! Posts: 256 | From: fairfield/suisun | Registered: Jun 2004  |  : STREETFIGHTER50 ¯ Member # 2973 posted                              Cool, thanks yall! Ryt on Eddie -------------------- '89 Coupe-Kurgan Tuned 498/491RW, Vortech SI, 351W Posts: 3925 | From: SF Bay Coastin' to Rocklin | Registered: Jun 2003  |  :

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