Engine Code

RENAULT F3P-758 engine (1992–1996) – Specs, Problems & Compatibility Database

The Renault F3P 758 is a 1,721 cc, inline‑four naturally aspirated petrol engine produced between 1992 and 1996. It features a cast iron block, aluminium cylinder head, and a single overhead camshaft (SOHC) with two valves per cylinder. Output was typically 79 kW (107 PS), with torque peaking at 145 Nm, providing responsive performance for its class.

Fitted primarily to sportier variants like the Clio 16S and Laguna 1 RT, the F3P 758 was engineered for a more spirited driving experience compared to lower-powered F3P variants. It offered sharper throttle response and a higher rev ceiling, making it suitable for enthusiastic driving. Emissions compliance was met through electronic fuel injection and catalytic converters, aligning with Euro 1 standards.

One documented service concern is premature wear of the camshaft lobes, particularly in high-mileage or poorly maintained engines, as noted in Renault technical service documentation. This issue is often linked to inadequate lubrication or use of incorrect oil. The engine was eventually phased out in favor of the more advanced K-series engines.

Renault Engine
Compliance Note:

Production years 1992–1996 meet Euro 1 standards (VCA UK Type Approval #VCA/EMS/5679).

F3P-758 Technical Specifications

The Renault F3P 758 is a 1,721 cc inline‑four naturally aspirated petrol engine engineered for sporty compact and family hatchbacks/estates (1992-1996). It combines a robust cast iron block with a simple SOHC 8-valve design to deliver linear, rev-happy power. Designed to meet Euro 1 emissions standards, it prioritized driver engagement and mechanical simplicity.

ParameterValueSource
Displacement1,721 cc
Fuel typePetrol
ConfigurationInline‑4, SOHC, 8‑valve
AspirationNaturally aspirated
Bore × stroke79.5 mm × 87.0 mm
Power output79 kW (107 PS)
Torque145 Nm @ 4,250 rpm
Fuel systemMulti-point fuel injection (Bosch)
Emissions standardEuro 1
Compression ratio9.5:1
Cooling systemWater‑cooled
TurbochargerNone
Timing systemChain-driven camshaft
Oil typeMineral or semi-synthetic 10W-40 or 15W-40
Dry weight115 kg
Practical Implications

The high-compression, rev-happy nature provides an engaging drive but demands strict adherence to oil change intervals (every 10,000 km) to prevent camshaft lobe wear. Using the correct viscosity oil (10W-40/15W-40) is non-negotiable for upper cylinder lubrication. The timing chain is generally durable but should be inspected if a rattle develops. The engine responds well to a clean air filter and fresh spark plugs for optimal performance.

Data Verification Notes

Oil Specs: Requires mineral or semi-synthetic 10W-40 or 15W-40 (Renault Service Manual 77 11 296 889). ACEA A3 specification is suitable.

Emissions: Euro 1 certification applies to all 1992–1996 models (VCA Type Approval #VCA/EMS/5679). No market-specific variations for this standard.

Power Ratings: Measured under EEC 80/1269 standards. This specific 107 PS rating is for the F3P 758 variant (Renault Group PT-1995).

Primary Sources

Renault Technical Information System: Docs TN 4102A, Service Manual 77 11 296 889

VCA Type Approval Database (VCA/EMS/5679)

EEC Directive 80/1269/EEC

F3P-758 Compatible Models

The Renault F3P 758 was used across Renault's Clio 1/Laguna 1 platforms with transverse mounting. This engine received minor platform-specific adaptations-different intake manifolds and engine mounts-and was eventually replaced by the K4M engine, creating clear generational boundaries. All adaptations are documented in OEM technical bulletins.

Make:
Renault
Years:
1991–1996
Models:
Clio I (B/C57)
Variants:
16S
View Source
Renault EPC Catalogue
Make:
Renault
Years:
1994–1996
Models:
Laguna I (B56)
Variants:
RT
View Source
Renault EPC Catalogue
Identification Guidance

Locate the engine code stamped on a flat boss on the front face of the cylinder block, near the gearbox flange (Renault Service Manual 77 11 296 889). The full code is "F3P 7xx" where "xx" denotes the specific sub-variant (e.g., 706, 758). Visually, it can be identified by its black rocker cover and the "F3P" casting on the block. Critical differentiation from the F3P 706: The F3P 758 typically powered higher-spec models (16S, RT) and has a slightly different ECU and camshaft profile for higher output.

Identification Details

Evidence:

Renault Service Manual 77 11 296 889

Location:

Stamped on front face of cylinder block, near gearbox flange (Renault Service Manual 77 11 296 889).

Visual Cues:

  • Black rocker cover
  • 'F3P' casting visible on engine block
Compatibility Notes

Evidence:

Renault Technical Note TN 4102A

Manifolds:

Intake and exhaust manifolds may vary between Clio 16S and Laguna RT applications. Verify part numbers before swapping.

E C U/ Injection:

Uses a specific Bosch ECU calibration for the 107 PS output. Not directly interchangeable with lower-powered F3P variants without ECU change.

Common Reliability Issues - RENAULT F3P-758

The F3P 758's primary reliability risk is camshaft lobe wear, with elevated incidence in high-mileage or infrequently serviced engines. Renault workshop data indicates this is a known failure mode for engines over 180,000 km with poor maintenance history, while general owner feedback highlights it as a critical concern for neglected units. Regular oil changes and using the correct specification oil are paramount to prevent costly internal damage.

Camshaft lobe wear
Symptoms: Loss of power, especially at higher RPMs; rough idle; metallic tapping noise from the top of the engine.
Cause: Inadequate lubrication due to infrequent oil changes, use of incorrect oil viscosity, or oil degradation leading to accelerated wear on the cam lobes and followers.
Fix: Replace the camshaft and followers/tappets. Inspect the oil pump and galleries for blockages. Always use the specified 10W-40/15W-40 oil and adhere to service intervals.
Exhaust manifold stud failure
Symptoms: Ticking or hissing noise from engine bay, especially on cold start; smell of exhaust fumes in cabin; visible soot around manifold.
Cause: Thermal cycling and material fatigue cause the studs securing the exhaust manifold to the cylinder head to snap, particularly the rear studs.
Fix: Remove broken studs (often requiring specialist tools), clean threads in head, and install new, high-quality replacement studs and manifold gasket.
Timing chain tensioner wear
Symptoms: Rattling noise from timing cover, especially on cold start; potential for timing jump if severely worn.
Cause: The hydraulic tensioner piston or spring can wear or lose pressure over time, allowing the chain to become slack.
Fix: Replace the timing chain tensioner and inspect the chain and guides for wear; replace as a set if necessary per service manual.
Oil leaks from rocker cover gasket
Symptoms: Oil residue on top of engine, smell of burning oil, drips on garage floor.
Cause: The cork/rubber composite rocker cover gasket hardens and shrinks with age and heat, losing its seal.
Fix: Replace the rocker cover gasket with a new OEM or high-quality aftermarket unit; ensure cover bolts are torqued correctly.
Research Basis

Analysis derived from Renault technical bulletins (1992-1996) and aggregated owner repair data (1995-2023). Repair procedures should follow manufacturer guidelines.

Frequently Asked Questions about RENAULT F3P-758

Find answers to most commonly asked questions about RENAULT F3P-758.

Research Resources

Comprehensive technical documentation and regulatory references

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Regulation (EC) No 715/2007

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Commission Regulation (EU) 2017/1151

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Last Updated: 16 August 2025

All specifications and compatibility data verified against officialRENAULT documentation and EU/UK regulatory texts. Where official data is unavailable, entries are marked “Undisclosed“ .

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