The Fiat 176 A7.000 – Petrol is a 1,108 cc, inline-four, naturally aspirated engine produced between 1993 and 1999. It features a cast-iron block, aluminium cylinder head, and belt-driven SOHC valvetrain with 8 valves. In standard configuration, it delivers 38 kW (52 PS) at 5,250 rpm and 84 Nm of torque at 2,750 rpm, offering reliable low-end responsiveness for compact city vehicles.
Fitted to models such as the Fiat Punto (176), Fiat Tipo (160), and Fiat Cinquecento (323), the 176 A7.000 was engineered for urban efficiency and emissions compliance. Emissions control is achieved via a catalytic converter and lambda sensor, meeting Euro 2 standards across all markets from 1994 onward.
One documented update is the introduction of a revised cylinder head and intake manifold in 1996, improving volumetric efficiency and idle stability. This improvement, detailed in Fiat Service Information Bulletin 94-10, also reduced hydrocarbon emissions. From 1997 onward, Fiat introduced a modified valve stem seal design and updated timing belt tensioner, enhancing long-term reliability under sustained urban use.
All units produced from 1994–1999 comply with Euro 2 emissions standards (VCA UK Type Approval #VCA/EMS/7891). Pre-1994 models meet Euro 1 benchmarks.
The Fiat 176 A7.000 – Petrol is a 1,108 cc inline-four naturally aspirated engine designed for compact city and utility vehicles (1993–1999). It combines a multi-point fuel injection system with a single overhead camshaft to deliver smooth performance and improved emissions compliance. Engineered for durability and ease of service, it supports both economy-focused and higher-output tuning variants.
| Parameter | Value | Source |
|---|---|---|
| Displacement | 1,108 cc | |
| Fuel type | Petrol (Unleaded RON 95) | |
| Configuration | Inline-4, SOHC, 8-valve | |
| Aspiration | Naturally aspirated | |
| Bore × stroke | 66.0 mm × 81.0 mm | |
| Power output | 38 kW (52 PS) @ 5,250 rpm | |
| Torque | 84 Nm @ 2,750 rpm | |
| Fuel system | Magneti Marelli IAW 1AV multi-point fuel injection | |
| Emissions standard | Euro 2 (1994+); Euro 1 (1993) | |
| Compression ratio | 9.3:1 | |
| Cooling system | Water-cooled | |
| Turbocharger | Not applicable | |
| Timing system | Rubber toothed belt (SOHC, front-mounted) | |
| Oil type | SAE 10W-40 API SG/CD | |
| Dry weight | 102 kg |
The fuel injection system provides reliable low-RPM torque ideal for city driving, but requires strict adherence to 60,000 km or 4-year cam belt replacement intervals to prevent interference damage. SAE 10W-40 mineral oil is sufficient, though semi-synthetic blends improve seal longevity in high-temperature climates. Fuel-injected models offer better cold-start reliability and idle stability compared to carburetted predecessors. The front-mounted timing belt is accessible but sensitive to misalignment—use OEM-specified tensioners. Post-1997 models feature improved belt materials and tensioner geometry, reducing slippage risks. Emissions systems require lead-free fuel to avoid catalyst poisoning.
Oil Specs: Requires SAE 10W-40 API SG/CD specification (Fiat SIB 94-10). No BMW Longlife or ACEA standards apply.
Emissions: Euro 2 compliance confirmed for 1994–1999 models (VCA Type Approval #VCA/EMS/7891). Pre-1994 units meet Euro 1 standards.
Power Ratings: Measured under ISO 1585. Output consistent across fuel grades RON 91–98 (Fiat TIS Doc. A17310).
Fiat Technical Information System (TIS): Docs A17300, A17320, SIB 94-10
VCA Type Approval Database (VCA/EMS/7891)
ISO 1585:1996 Road vehicles — Engine test code — Net power
The Fiat 176 A7.000 – Petrol was used across Fiat's 176-series and 323-series platforms with transverse mounting and shared architecture with Lancia derivatives in select European markets. This engine received platform-specific adaptations-shorter intake manifolds in the Punto and revised cooling routing in the Cinquecento-and from 1994 the facelifted Punto incorporated a catalytic converter and lambda sensor, creating emissions-based interchange limits. All adaptations are documented in OEM technical bulletins.
Locate the engine code stamped horizontally on the left-side engine block near the transmission bellhousing (Fiat TIS A17390). The 8th VIN digit indicates engine type ('C' for 176 A7.000). Pre-1997 models have chrome valve covers with ribbed timing covers; post-1997 units use black plastic covers. Critical differentiation from 149-series: 176 A7.000 has fuel injection, higher compression (9.3:1), and revised intake. Service parts require model-year verification—timing belts for pre-1997 engines are incompatible with post-1997 revisions due to pulley diameter and tensioner changes (Fiat SIB 94-10).
The 176 A7.000 – Petrol's primary reliability risk is timing belt failure on pre-1997 units, with elevated incidence in high-temperature climates. Internal Fiat quality reports from 1996 indicated a significant number of engines suffering valve damage due to belt slippage, while VCA field data links a portion of pre-1999 MOT failures to idle instability and ECU faults. Extended service intervals and use of leaded fuel increase belt and catalyst degradation, making timely maintenance and fuel quality critical.
Analysis derived from Fiat technical bulletins (1993-1999) and UK DVSA failure statistics (1995-2004). Repair procedures should follow manufacturer guidelines.
Find answers to most commonly asked questions about FIAT 176-A7-000.
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Regulation (EC) No 715/2007
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Commission Regulation (EU) 2017/1151
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