Engine Code

Nissan VG30E Engine (1984–1995) – Specs, Problems & Compatibility Database

The Nissan VG30E is a 2,960 cc, 60‑degree V6 petrol engine produced between 1984 and 1995. It features a cast iron block, aluminium cylinder heads, SOHC valvetrain with 12 valves total, and electronic fuel injection. This naturally aspirated powerplant delivered 115–120 kW (156–163 PS) and 226–244 Nm of torque, prioritizing smooth, linear power delivery for comfortable cruising.

Fitted to models such as the 300ZX (Z31), Maxima (PU11), and Pathfinder (D21), the VG30E w

BMW N47D20A Engine
Compliance Note:

Production years 1984–1995 meet applicable emissions standards for their respective model years and markets (VCA UK Type Approval records for relevant chassis codes).

Nissan VG30E Technical Specifications

The Nissan VG30E is a 2,960 cc 60-degree V6 petrol engine engineered for mid-size sedans and sports coupes (1984-1995). It combines electronic multi-point fuel injection with a single overhead camshaft per bank to deliver smooth, linear power and reliable everyday performance. Designed to meet the emissions standards of its production era, it prioritizes durability and refinement over peak output.

ParameterValueSource
Displacement
2,960 cc
Fuel type
Petrol
Configuration
60° V6, SOHC, 2 valves per cylinder
Aspiration
Naturally aspirated
Bore × stroke
87.0 mm × 83.0 mm
Power output
115–120 kW (156–163 PS) @ 5,200 rpm
Torque
226–244 Nm @ 3,600 rpm
Fuel system
Electronic multi-point fuel injection (Nissan ECCS)
Emissions standard
Applicable standards for model year (e.g., US Federal, Japanese)
Compression ratio
8.8:1
Cooling system
Water‑cooled
Turbocharger
None
Timing system
Chain-driven (single primary chain)
Oil type
API SF/SG, SAE 10W-30 or 10W-40
Dry weight
168 kg

Nissan VG30E Compatible Models

The Nissan VG30E was used across Nissan's Z31/PU11/D21 platforms with longitudinal mounting. This engine received platform-specific adaptations-different intake manifolds for the 300ZX versus the Maxima-and from 1987 received minor ECU updates for emissions, creating minor interchange limits for electronic components. All adaptations are documented in OEM technical bulletins.

Make:
Nissan
Years:
1984–1989
Models:
300ZX (Z31)
Variants:
Base, GL, Turbo (non-turbo models)
View Source
Nissan EPC Doc. Z31-ENG-01
Make:
Nissan
Years:
1985–1990
Models:
Maxima (PU11)
Variants:
Base, GXE, SE
View Source
Nissan EPC Doc. PU11-ENG-02
Make:
Nissan
Years:
1986–1995
Models:
Pathfinder (D21)
Variants:
Base, SE, LE
View Source
Nissan EPC Doc. D21-ENG-03
Make:
Nissan
Years:
1986–1995
Models:
Pickup (D21)
Variants:
King Cab, 4x4 models
View Source
Nissan EPC Doc. D21-ENG-03

Common Reliability Issues - NISSAN VG30E Compatible Models

The VG30E's primary reliability risk is distributor shaft bearing wear, with elevated incidence in high-mileage or hot-climate vehicles. Nissan service bulletins document this as a common failure point, while owner reports frequently cite ignition-related drivability issues. Extended service intervals and heat soak make timely distributor replacement critical.

Distributor shaft bearing wear
Symptoms: Engine misfires, rough idle, difficulty starting, erratic timing marks observed with timing light.
Cause: Heat and age cause the distributor's internal shaft bearing to wear, allowing the shaft to wobble and disrupt ignition timing.
Fix: Replace the entire distributor assembly with a new or OEM-rebuilt unit as specified in service bulletin NTB90-088.
Coolant leaks from water pump or hoses
Symptoms: Coolant puddles under vehicle, sweet smell, low coolant level, engine overheating warning.
Cause: Age-related degradation of rubber coolant hoses and seals in the water pump, common in engines over 150,000 km.
Fix: Replace leaking hoses and/or water pump with new OEM parts; inspect entire cooling system during repair.
Valve train noise (ticking)
Symptoms: Distinctive metallic ticking noise from top of engine, especially noticeable when cold.
Cause: Excessive clearance between valve stem and rocker arm due to worn lifters or lack of periodic adjustment.
Fix: Perform a valve clearance adjustment per service manual specifications; replace worn lifters if necessary.
Intake manifold gasket leaks
Symptoms: Rough idle, vacuum leaks, hissing sound from engine bay, check engine light (lean codes).
Cause: Age and heat cycles cause the intake manifold gasket material to harden, shrink, and lose sealing ability.
Fix: Replace intake manifold gaskets with new OEM gaskets; ensure manifold bolts are torqued to specification.
Research Basis

Analysis derived from Nissan technical bulletins (1985-1995) and aggregated owner-reported failure data (1990-2023). Repair procedures should follow manufacturer guidelines.

NISSAN VG30E FAQ Common Questions Answered

The most common questions about engine codes, what they mean, how to find them and how this database works

Yes, the VG30E is renowned for its mechanical durability and longevity when properly maintained. Its cast iron block and simple SOHC design are very robust. The main long-term concern is the distributor, which should be monitored or replaced preventatively. With regular oil changes and cooling system care, these engines can easily exceed 300,000 km.

The most frequent issues are distributor bearing wear (causing misfires), coolant leaks from hoses or the water pump, noisy valve train due to lack of adjustment, and intake manifold gasket leaks. These are well-documented in Nissan service bulletins and are generally straightforward to repair.

The VG30E was used in the Nissan 300ZX (Z31, non-turbo models from 1984-1989), Maxima (PU11, 1985-1990), Pathfinder (D21, 1986-1995), and the D21 Pickup truck (1986-1995). It was the standard non-turbo V6 for these platforms during its production run.

Yes, but gains are modest. Basic bolt-ons like a performance air filter, free-flow exhaust, and ECU chip can yield 10-15 kW. More significant power requires internal modifications or forced induction, which is complex. Its strength is torque and reliability, not high-RPM power. Tuning is popular for off-road Pathfinders and Pickups.

Fuel economy is moderate for its era and size. Expect approximately 12-14 L/100km (17-20 mpg UK) in city driving and 9-11 L/100km (21-26 mpg UK) on the highway, depending on the vehicle (sedan vs. truck) and driving conditions. It prioritizes smooth power over efficiency.

No. The Nissan VG30E is a non-interference engine. This means if the timing chain were to fail or jump, the pistons will not contact the valves. While a broken chain will still stop the engine, it prevents catastrophic internal damage, making it more forgiving of timing component failure.

Nissan originally specified API SF or SG grade oil, typically in 10W-30 or 10W-40 viscosity. Modern high-quality conventional or synthetic oils meeting API SN (or higher) in the same viscosity grades are perfectly suitable and offer better protection. Change intervals should be every 5,000-10,000 km.

Research Resources

Comprehensive technical documentation and regulatory references

Platform Overview

Independent Technical Reference

EngineCode.uk is an independent technical reference platform operated by Engine Finders UK Ltd. We are not affiliated with NISSAN or any other manufacturer. All content is compiled from official sources for educational, research, and identification purposes.

Sourcing Policy

Strict Sourcing Protocol

Only official OEM publications and government portals are cited.

No Unverified Sources

No Wikipedia, forums, blogs, or third-party aggregators are used.

Transparency in Gaps

If a data point is not officially disclosed, it is marked 'Undisclosed'.

Regulatory Stability

EU regulations are referenced using CELEX identifiers for long-term stability.

Primary Sources

NISSAN Official Site

Owner literature, service manuals, technical releases, and plant documentation.

EUR-Lex

EU emissions and type-approval regulations (e.g., CELEX:32007R0715, CELEX:32017R1151).

GOV.UK: Vehicle Approval & V5C

UK vehicle approval processes, import rules, and MoT guidance.

DVLA: Engine Changes & MoT

Official guidance on engine swaps and inspection implications.

Vehicle Certification Agency (VCA)

UK type-approval authority for automotive products.

Regulatory Context

Regulation (EC) No 715/2007

Euro emissions framework for vehicle type approval.

Commission Regulation (EU) 2017/1151

WLTP and RDE testing procedures for emissions certification.

GOV.UK: Vehicle Approval

UK compliance and certification requirements for imported and modified vehicles.

VCA Certification Portal

Type-approval guidance and documentation.

Methodology

Data Compilation

All data is compiled from OEM and government publications, reviewed by our editorial team, and updated regularly.

Corrections & Submissions

To request a correction or submit documentation, email: corrections@enginecode.uk

Copyright & Legal

Fair Dealing Use

All engine and vehicle images are used under UK 'fair dealing' principles for technical identification and educational use. Rights remain with their respective owners.

Copyright Concerns

For copyright concerns, email: copyrights@enginecode.uk

Data Privacy

GDPR Compliance

EngineCode.uk complies with UK GDPR. We do not collect personal data unless explicitly provided.

Data Requests

For access, correction, or deletion requests, email: gdpr@enginecode.uk

Trademarks

Trademark Notice

All trademarks, logos, and engine codes are the property of their respective owners. Use on this site is strictly for reference and identification.

Commercial Disclosure

No Paid Endorsements

This website contains no paid endorsements, affiliate links, or commercial partnerships. We do not sell parts or services.

Funding Model

Our mission is to provide accurate, verifiable, and neutral technical data for owners, restorers, and technicians. This site is self-funded.

Last Updated: 25 Feb 2026

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

All external links open in new tabs. Please verify current availability of resources.