Page 170

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DRIVELINE – TRANSMISSIONS UPGRADED SUPER-DUTY T-5 TRANSMISSION M-7003-Z • 1979-1993 V8 only • Improved synchronizers and bearings • Heavy-duty world class T-5 5-speed manual • 1.0625" diameter 10-spline input shaft transmission with short throw shifter • 28-spline output shaft • 300 lb-ft torque capacity • 7-tooth speedometer drive gear • Gear ratios: 1st 2.95; 2nd 1.94; 3rd 1.34; • Cobra-style pocket bearing 4th 1.00; 5th 0.63 • Steel input bearing retainer • Double moly 2nd speed, 3rd speed and • Transmission uses Mercon® fluid countershaft cluster gears or Dexron 3 • Carbon fiber 3-4 blocker rings TREMEC® 5-SPEED EXTRA HD TRANSMISSION (CLOSE RATIO) M-7003-R58C • 600 lb-ft torque capacity • Gear ratios: 1st 2.87; 2nd 1.90; 3rd 1.34; 4th 1.00; 5th 0.82 • Features improved shift forks, one-piece counter-shaft, gears made of 4615 steel which increases the torque capacity over that of the M-7003-R58 model • Input shaft is 26 spline and output shaft is 31 spline • Requires a unique bellhousing M-6392-R58 to install in a 1979-1995 Mustang • To fit in a 1979-1993 Mustang, use M-5059-A crossmember • To fit in a 1994-1995 Mustang, modify vehicle crossmember, lengthen driveshaft .625" • and use clutch fork E6ZZ-7515-A • 31-spline driveshaft yoke required • Unique clutch disc designed for 26-spline input must be used • Can be used in 4.6L applications with bellhousing M-6392-M46 • TREMEC® recommends Synchromesh® fluid TREMEC® 5-SPEED EXTRA HD TRANSMISSION (CLOSE RATIO, 26 SPLINE) M-7003-R58H • Close ratio 1st through 4th • 600 lb-ft torque capacity • Gear ratios: 1st 2.87; 2nd 1.90; 3rd 1.34; 4th 1.00; 5th 0.68 • Features improved shift forks, one-piece counter-shaft, gears made of 4615 steel which increases the torque capacity over that of the M-7003-R58 model • Input shaft is 26 spline; output shaft is 31 spline • Requires bellhousing M-6392-R58 to install in a 1979-1995 Mustang • For 1979-1993 Mustang applications, use M-5059-A crossmember (1979-1981 will require modification) • For 1994-1995 Mustang applications, modify vehicle crossmember, lengthen driveshaft .625'' and use clutch fork E6ZZ-7515-A • 31-spline driveshaft yoke required, M-4841-A recommended • Requires unique clutch disc M-7550-T302 (10.5") designed for use with 26-spline input • Can be used in 4.6L applications with bellhousing M-6392-M46 and Clutch Kit M-7560-T46 (11") • TREMEC® recommends Synchromesh® fluid TREMEC® 5-SPEED HD TRANSMISSION (WIDE RATIO) M-7003-R58W • Wide Ratio 1st through 4th • Gear ratios: 1st 3.27; 2nd 1.98; 3rd 1.34; 4th 1.00; 5th 0.68 (Wide Ratio) • Features improved shift forks, one-piece counter-shaft, gears made of 4615 steel which increases the torque capacity over that of the M-7003-R58 model • Input shaft is 10 spline 1.0625 and the output shaft is 31 spline • Requires a unique bellhousing M-6392-R58 to install in a 1979-1995 Mustang • To fit in a 1979-1993 Mustang use M-5059-A crossmember • To fit in 1994-1995 Mustang, modify vehicle crossmember, lengthen driveshaft .625" and use clutch fork E6ZZ-7515-A • 31-spline driveshaft yoke required • Can be used in 4.6L applications with bellhousing M-6392-M46 • TREMEC® recommends Synchromesh® fluid For important information about the proper usage of performance parts, please see page 14. 168 Techline (800) FORD788 See pages 286-292 for important safety, emissions and warranty information.


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