Porsche 911 964
Weaknesses, engine ratings and buying advice
360 PS
3.6L Turbo Benzin
Rarer than the RS 2.7 — and more brutal
Legendary!250 PS
3.6L Benzin
8 weaknesses
Stay Away!Body Variants
The Porsche 911 964 is available as Coupé and Cabrio — choose your body type for specific insurance data:
Generations
Engine Overview
The Porsche 911 964 is available with 5 engine variants — from 250 to 360 hp. 1 variants had engine changes — the model year is crucial.
The Porsche Carrera 2 (Benziner, 250 PS) comes with 2 different engines: M64.01 (1989–1993, Stay Away!) und M64.02 (1989–1993, Stay Away!). Pay attention to the model year for the Carrera 2!
The Porsche Carrera 4 (Benziner, 250 PS) has the M64.01 (3.6L) — rated: "Stay Away!", 8 known weaknesses.
The Porsche Carrera RS (Benziner, 260 PS) has the M64.03 (3.6L) — rated: "Stay Away!", 7 known weaknesses.
The Porsche Turbo (Benziner, 320 PS) has the M30.69 (3.3L Turbo) — rated: "Stay Away!", 5 known weaknesses.
The Porsche Turbo 3.6 (Benziner, 360 PS) has the M64.50 (3.6L Turbo) — rated: "Be Careful", 10 known weaknesses.
Vehicle Weaknesses
| Weakness | Cost | |
|---|---|---|
| Front Axle Control Arm Bushings Rubber bushings in the front control arms wear after approximately 80,000 km. Full control arm replacement necessary — bushings cannot be pressed in separately. Symptoms: Knocking from the front axle; imprecise steering; car pulls under braking. from 80,000 km | High |
Top Reported Issues
Alternatives
Known Problems and Issues
A total of 45 weaknesses have been documented for the Porsche 911 964 (1989–1994) — 37 engine-related and 8 vehicle-related. 4 problem engines: M64.01 (3.6L), M64.02 (3.6L), M64.03 (3.6L), M30.69 (3.3L Turbo). Typical issues affect Suspension, Rust, HVAC, Electronics.
911 (M64.01, 1989–1993) — Stay Away!: Broken cylinder studs — engine overhaul required, Oil lines burst (high-pressure line), Timing chain tensioner and timing chain worn. Power: 250 PS.
911 (M64.02, 1989–1993) — Stay Away!: Broken cylinder studs — engine overhaul required, Oil lines burst (high-pressure line), Timing chain tensioner and timing chain worn. Power: 250 PS.
911 (M30.69, 1990–1993) — Stay Away!: Wastegate diaphragm porous (boost pressure issues), Broken head studs (cylinder head turbo), Fuel lines porous (high-pressure system). Power: 320 PS.
911 (M64.03, 1991–1993) — Stay Away!: Broken cylinder studs — engine overhaul required, Oil lines burst (high-pressure line), Timing chain tensioner and timing chain worn. Power: 260 PS.
911 (M64.50, 1993–1994) — Be Careful: Turbo bearings worn (cooldown required), Turbo bearing wear (KKK K27), K27 turbocharger bearing wear. Power: 360 PS.
What to watch out for with the Porsche 911? See the detailed listing of all engine and vehicle weaknesses in the sections above.
Frequently Asked Questions
What problems and weaknesses does the Porsche 911 964 have? +
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Last updated: February 2026 · All information without guarantee