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Home >> Porsche >> 1985 >> 944 Automatic >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Overhaul - 087, 087E & 089 >> Component Disassembly & Reassembly >> Direct-Reverse Clutch >> Reassembly

Direct-Reverse Clutch: Reassembly

  1. If removed, press new bushing into clutch drum .067" (1.7 mm) below lip of drum hub. Lubricate piston seals with ATF. Install them into clutch drum with lips facing into drum.
  2. Using stiff plastic sheet to protect piston seals, install piston into drum using twisting motion. Position piston return springs on piston.
  3. Place spring retainer on springs, compress retainer and install snap ring. Lined clutch plates should be soaked in ATF for 15 minutes before installing. Use only replacement clutch plates with identification grooves identical to ones removed.
  4. Install clutch plates into clutch drum starting with steel (externally splined) plate. Alternate lined and steel plates until all clutch plates are installed. See DIRECT-REVERSE CLUTCH PLATES  . Install pressure plate and clutch pack retaining snap ring.
  5. Measure clearance between pressure plate and retaining snap ring. See Fig 1 . Clearance should be .081-.098" (2.05-2.50 mm). If not, remove clutch pack snap ring and replace with snap ring of correct thickness to bring clearance within specification.
  6. Direct-reverse clutch pack retaining snap rings are available in thicknesses from .059" (1.5 mm) to .098" (2.5 mm). Install correct thickness clutch pack retaining snap ring. Recheck clutch pack clearance.
DIRECT-REVERSE CLUTCH PLATES

Application Plates Steel Plates Lined
087 Series 4 4
089 Series 3 3
Fig 1: Measuring Direct-Reverse Clutch Clearance
G96H15047