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Home >> Porsche >> 1985 >> 944 Automatic >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Overhaul - 087, 087E & 089 >> Testing >> Stall Speed Test >> Testing Procedure

Testing Procedure

Engine must be at normal operating temperature. Connect tachometer. Start engine and set parking and service brakes. Place selector in "D". Depress accelerator briefly to full throttle and note maximum RPM obtained. Engine speed should be within limits. See STALL SPEED SPECIFICATIONS  table.

STALL SPEED SPECIFICATIONS

Application (1) Stall RPM
Coupe GT, 4000S & 4000S Quattro
087 2250-2500
089 2450-2700
089 E-Mode 2530-2780
5000S
087 2250-2500
087 (Turbo) 3000-3400
087 E-Mode 2400
944
087 2600-3000
Quantum
087 2250-2500
089 2450-2700
089 E-Mode 2530-2780
(1) Stall speeds will drop 125 RPM for each 3300 ft. increase in elevation. High ambient temperature may cause a slight drop in stall speed.