Aod wide ratio stage 2 conversion package. Conclusion you too can build the perfect aod transmission today and it all begins with choosing between the aod e or 4r70w as an aod core.
4r70w Mods
Aod wide ratio upgrade kit. Master rebuild kit. This kit upgrades the internals of the aod to 4r70w parts does not include wide ratio gearing hp rating requires 300m input shaft upgrade wide ratio gearing option available. A k code 355tl axle with give a 419 1st 373 2nd and the 11 3rd gear. Use of this shaft is highly recommended for cars with numerically high ie. This kit will convert your first gear ratio from 240 aod to 284 4r70w. 2300 2500 stall 24900 2800 3200 stall 34900 3200 3600 stall 36900 tailshaft length 2wd only.
355 or greater rear axle ratios or those using the wide ratio gear set. The aod conversion kit for instance is packaged with tv cable trans mount 164 tooth flexplate slip yoke adjustable manual shift linkage and installation hardware. 1 this kit must be used with a 1990 up steel drum master kit. 2 if you are doing an aod conversion to 4r70w gears and your aod has a cast iron direct drum see 1ck2. For the more intense aod or aod e upgrades the 4r70w wide ratio gear set may be installed. This gear set is standard in the 4r70w aod ew transmission and is the item that distinguishes a 4r70w from an aod e unit.
Aod aode to 4r70w wide ratio conversion kit. Transgo full race shift kit. Those ratios along with a 2400 stall convertor decent sized tires and a lil bit of hptq will get you out of the hole faster than youd expect from a 4000lb car. This kit also makes it possible to use the wider 4r70w overdrive band. Red alto racing clutches. To get the most out of a wide ratio aod its recommended to have a 327 or 355 rar.
Aode 4r70 4r75 kits. Pre 1988 owners should also add the e8zz 7c063 a governor assembly for about 20 to duplicate the effects of the now obsolete motorsport m 7060 a rear lube kit. The ratios of the wide ratio gear set compare to the standard aod and aod e ratios as shown in the table at left.