Nissan 240sx Manual Transmission Removal and Installation

Nissan 240sx 1989-1994 S13

LUBRICATION

SERVICE INTERVALS
Inspect tranny fluid level every 15,000 miles or 12 months. If under severe usage, change fluid every 30,000 miles or 24 months.

CHECKING TRANNY FLUID LEVEL
Fill plug is located on side of transmission case. Lubricant level should be to bottom of fill hole. Add fluid if necessary.

RECOMMENDED FLUID
Use Hypoid SAE 75W-90 (API GL-4) gear oil.

TRANSMISSION REFILL CAPACITIES

• Nissan 240SX S13: 5.1Pts. (2.4L)

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Manual Transmission Removal and Installation

Removal
1. Disconnect battery terminals and accelerator linkage. Place shift lever in Neutral position. Remove shift lever boot, snap ring or nut, shift lever pin and shift lever. Raise and support vehicle.
2. Disconnect exhaust pipe from manifold. Remove bolts mounting exhaust pipe bracket to extension housing or rear engine crossmember (if necessary). Remove exhaust pipe insulator. Disconnect all electrical connectors from transmission. Disconnect speedometer cable.
3. Mark drive shafts and companion flanges for installation reference. Separate center support bearing from crossmember. Remove drive shaft. Plug rear of transmission to prevent fluid loss. Remove slave cylinder. Support engine and transmission using jacks. Loosen rear engine mount attaching bolt.
4. Remove rear engine mount bracket. Support transmission. Remove starter and engine-to-transmission bolts. Slide transmission rearward and remove transmission.

Installation
1. Lightly lubricate clutch disc splines with molybdenum grease. Slide clutch disc onto mainshaft splines. Remove clutch disc. Wipe off excess grease. Install clutch assembly onto guide dowels. Use clutch aligning tool to center disc and pressure plate.
2. Using a crisscross pattern, tighten bolts evenly one turn at a time to specification. To complete installation, reverse removal procedure.

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TORQUE SPECIFICATIONS Ft. Lbs. (N.m)

• Clutch Pedal Stopper Lock Nut: 12-16 (16-22)
• Drain Plug: 18-25 (24-34)
• Engine-To-Transmission Bolt:
  • Large Bolt 29-36 (39-49)
  • Small Bolt 22-29 (30-39)
• Filler Plug: 18-25 (24-34)
• Flex Hose-To-Slave Cylinder Fitting: 12-15 (16-20)
• Flywheel Bolt: 105-112 (142-152)
• Pressure Plate-To-Flywheel Bolt (Tighten bolts evenly in a diagonal pattern): 16-22 (22-30)
• Slave Cylinder Mounting Bolt: 22-30 (30-41)

TORQUE SPECIFICATIONS INCH Lbs. (N.m)

• Bleeder Screw: 53-89 (6-10)
• Clutch Interlock Switch Lock Nut: 106-133 (12-15)
• Cruise Control Switch Lock Nut: 106-133 (12-15)
• Master Cylinder:
  • Mounting Nuts: 70-96 (8-11)
  • Push Rod Lock Nut: 70-96 (8-11)

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Nissan 240sx 1989-1994 S13

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