Page 172 of 2008 Performance Parts by Ford Racing Performance Parts

transmission components tremec 5-speed extra hd transmission m-7003-r58c close ratio · 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 countershaft 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 1979-95 mustang · to fit in a 1979-93 mustang use m-5059-a crossmember · to fit in a 1994-95 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 adjustable #3 crossmember transmission mount m-5059-a this crossmember is a double hump design that simplifies installation of dual exhaust systems on fox vehicles the outer tubes are not welded to the center support and thus can be adjusted to fit most engine/transmission combinations it directly fits all fox vehicles with a 4.5 dimension between the crossmember mounting brackets it can be used on fox vehicles with a 2.75 mounting dimension by relocating the brackets it does not fit 1982 and later continental or 1984 and later mark vii because they have a unique crossmember 4.5 mounting dimension year fox vehicle 1980-88 1982-93 1982 1983 and later t-bird/cougar mustang/capri fairmont/zephyr ltd/marquis year 2.75 mounting dimension fox vehicle 1978-81 1979-81 1981-82 fairmont/zephyr mustang/capri granada/monarch tremec 6-speed hd transmissions t-56 transmission with electronic speedometer m-7003-f · this is the same tremec hd 6-speed manual transmission used in the 2000 cobra r and the ford racing fr500 mustang · fits 4.6l sohc/dohc engines · can be used in 1999-04 mustangs and cobras · may require shorter driveshaft modified m-7003-f shown crossmember/transmission mount and other minor modifications · 440 lb-ft torque capacity · gear ratios 1st 2.97 2nd 2.07 3rd 1.43 4th 1.00 5th .80 6th .62 · does not have mechanical speedometer connection needed for use in earlier mustangs · 10-spline input 31-spline output · 2003-04 cobras require changing 28 spline yoke to 31 spline tremec 5-speed extra hd transmission 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 countershaft 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 1979-95 mustang · for 1979-93 mustang applications use m-5059-a crossmember 79-81 will require modification · for 1994-95 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 t-56 transmission with mechanical speedometer m-7003-g · · · · · · has mechanical speedometer drive for 1998 and older modular engine applications fits 4.6l sohc/dohc engines 440 lb-ft torque capacity gear ratios 1st 2.97 2nd 2.07 3rd 1.43 4th 1.00 5th .80 6th .62 7-tooth speedometer gear 10-spline input 31-spline output t-56 transmission 5.0l m-7003-h · · · · · for 5.0l/5.8l engine applications 440 lb-ft torque capacity gear ratios 1st 2.97 2nd 2.07 3rd 1.43 4th 1.00 5th .80 6th .62 7-tooth speedometer gear 10-spline input 31-spline output t-56 crossmember m-5059-b · production crossmember from the 2003-04 cobra mustang · fits 1999-04 mustang when changing to a t-56 6-speed transmission · includes transmission mount 170 techline 800 ford788 not legal for sale or use on pollution-controlled motor vehicles direct replacement part see pages 2-8 for important safety emissions and warranty information.

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