www.zodiac.nl 09-059 Special parts required to build 5-into-4 transmission 022358 Oil seal, inner primary (OEM 12018) 144731 Shift lever adjustment screw (OEM 33119-79B) 234941 Mainshaft bearing adapter bushing, S&S (Jims #8051, S&S 56-1068) 234942 Inner primary bearing, S&S (Jims #8050 S&S 56-5100) 234943 Inner primary bearing, All Balls (Jims #8050 S&S 56-5100) 234944 Adjuster screw jam nut 720139 Shifter shaft guide bushing (OEM 33114-79) 720156 Transmission sprocket spacer, must be made to required width 750628 Counter shaft bearing, S&S (Jims #8048, S&S 56-3034) 753709 Basic case assembly, fits 1970-1989 Big Twin These cases are manufactured from 356-T6 and machined with state-of-the-art CNC equipment. This 4 to 5-speed case is designed for 4-speed Big Twin style frames with 1970-1984 Shovelhead style drivelines and chain final drives. These cases also accept most OEMand aftermarket 5-speed bearings, seals and other parts designed for 1985-1989 Big Twin style 5-speed transmissions. OEMtrap door will require minor modification to fit this case. All modifications are thoroughly explained in the accompanied instructions. The Jims 4 to 5 speed transmission case is not compatible with the factory H-D primary belt drive as used on 1980-1983 FXSB Sturgis models. For applications that utilize an existing 4-speed drive line, a 1980 to early 1984 5-speed style chain-drive main shaft and 1980 to early 1984 style main drive gear must be used. These parts are compatible with the OEM tapered inner diameter clutch hub as used on 4-speed Big-Twins. Basic case assemblies include the transmission case plus the shift lever adjustment screw, shifter shaft guide, and all studs and dowel pins required for assembly. To help insure a simple, trouble free installation, the studs and dowel pins are installed at Jims prior to shipment. The special, non-stock counter shaft bearing, inner primary bearing and mainshaft adapter spacer are not included, but must be ordered separately. 28136 JIMS 5SPEED TRANSMISSION CASES FOR 4SPEED BIG TWINS 233468 Counter shaft thrust washer low and second gear (OEM 35811-36) 732973 Counter shaft thrust washer low and second gear, 5-pack (OEM 35811-36) 233474 Thrust washer, fits low and reserve gears from 1936 thru 1986 (OEM 35812-36) 732972 Thrust washer, fits low and reserve gears from 1936-1986, 5-pack (OEM 35812-36) 2956 COUNTER SHAFT THRUST WASHERS FOR BIG TWIN 4 SPEED Optional parts 234723 Counter shaft, fits 1941-early 1976, Andrews (OEM 35614-65) 231456 Torrington style 4th gear bearing (OEM 8905) 231874 Bearing retainer (OEM 35111-80) 231770 Bearing housing (OEM 35100-79) 744128 Ratchet top style, fits 1936 thru 1964, Ultima (OEM 34700-36). Comes with the lower studs and outer main shaft bearing race installed. Does not accept the reverse gear idler shaft. Must be used with a 1941-early 1976 counter shaft (OEM 35614-65) 781047 Ratchet top style, fits 1936 thru 1964, V-Twin Mfg. (OEM 2258-36 & 34700-36). Comes with installed main drive case race and counter shaft bushings. Accepts reverse gear idler shaft. 789646 Ratchet top style, fits 1965-early 1977, V-Twin Mfg. (OEM 34701-65A). Comes with un-installed studs. Must be installed with standard size mainshaft bearing race ZPN 237918 or 231579 781046 Ratchet top style, fits late 1977 thru early 1979, V-Twin Mfg. (OEM 34702-78). Uses Torrington style 4th gear bearing (OEM 8905) 781045 Rotary top style, fits late 1979 thru 1984, V-Twin Mfg. (OEM 34702-80). Uses Torrington style 4th gear bearing (OEM 8905). Some models might require a bearing retainer (OEM 35111-80) and bearing housing (OEM 35100-79) Replica cast aluminum transmission housing for 4-speed Big Twins. Made to meet the requirements of restoration enthusiasts. 29414SPEED BIG TWIN TRANSMISSION CASES TRANSMISSION PARTS 4 SPEED BIGTWIN 7Ȫ$Ȧ6ȥ,ȫ6ȡ2Ȧ
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