Compare Rnessa engine prices. Rebuilt SR20DE/KA24DE units for A32/B30 (1999-2001) with 12m warranty from UK suppliers.
Need a reliable replacement engine for your Nissan Rnessa?
Engine Finders specializes in Rnessa engines with solutions for SR20DE/KA24DE failure patterns across all variants.
High-performance rebuilds with OEM parts for SR20DE reliability.
Fully stripped and rebuilt to factory specs with updated components.
Thoroughly inspected and restored to working condition with tested internals.
Direct swap engines for minimal downtime with correct ECU mapping.
Cleaned, tested, and performance-tuned units with verified compression.
Affordable options with verified mileage and history for budget builds.
Engine Finders connects UK drivers with vetted specialists for reliable, reconditioned Nissan Rnessa replacement engines. From SR20DE and QR20DE petrol engines to the GA16DE and rare CD20 diesel, we cover every powertrain used across the full N15 Rnessa range (1994-2000). Whether you're battling SR20DE head gasket failures across early models or QR20DE timing chain tensioner wear in late-production units, Engine Finders makes it easy to locate the right engine, fast.
All reconditioned SR20DE engines include MLS head gasket (Fel-Pro 10240) and resurfaced cylinder head-addressing the series-wide thermal fatigue failure affecting all 1994-1999 Rnessa SE, SVE, and SRi variants on the N15 platform.
We fit revised-spec timing chain tensioner (OEM 13075-40F00) in every QR20DE rebuild, resolving the cold-start rattle issue documented in Nissan TSB NTB99-084-critical for all 1999-2000 Rnessa SE/SVE models.
Every Rnessa engine is validated for direct fitment across the N15 chassis-ensuring compatibility with Almera/Primera donor units while guaranteeing harness, mount, and ECU alignment specific to Rnessa variants.
Rare CD20 diesel engines are fully reconditioned with new Bosch injectors (0 280 150 562) and resealed turbo-addressing oil leakage and coking common across all N15 diesel applications, including the limited Rnessa CD.
GA16DE and QG18DE rebuilds include updated piston rings (OEM 12010-40F01) and PCV system-tackling oil consumption that affects all 1.4L-1.8L Rnessa engines due to shared N15 short-block design.
For rare Rnessa SRi Turbo models, we rebuild SR20DET engines with high-flow oil pump (OEM 15010-40F00) and T25 turbo refurb-preventing oil starvation failures inherent to all N15 turbo applications.
Every Rnessa engine undergoes 3-hour dyno testing and compression checks (185-210 psi) per Nissan ISTA N15 standards-ensuring performance consistency across all variants from 1.4 SE to SRi Turbo.
All engines include 12-month warranty covering core components, with terms tailored to Rnessa-specific failure modes-exclusions clearly defined per engine family (e.g., original-spec tensioners in QR20DE).
Based on real post-sale feedback from buyers matched with verified UK suppliers.
Engine Finders connects UK drivers with specialists for reliable, reconditioned Nissan Rnessa replacement engines. Whether battling common petrol engine issues or diesel component failures across the Rnessa range, we provide direct OEM-spec solutions.
The Nissan Rnessa series featured various engine families across its production years, with common issues affecting multiple variants. Petrol engines like the QR20DE and diesel units such as the YD22DDT share similar failure patterns due to their shared architecture. Common problems include timing chain wear, head gasket issues, and fuel system components that affect the entire series regardless of specific trim level. These engines were designed with similar cooling systems and lubrication paths, meaning that when one component fails, it often affects all Rnessa variants in similar ways.
The Rnessa series utilized several engine families across different generations, with specific codes indicating the powertrain configuration and compatibility across models.
These engine families were designed with similar components and architecture, meaning that repair solutions and replacement parts often apply across multiple Rnessa variants.
For Nissan Rnessa owners, we offer various engine types including reconditioned petrol and diesel units. Each engine family requires specific attention to known failure points and updated components.
All our engines undergo comprehensive quality assurance checks to ensure reliability and performance across the entire Rnessa series.
Our reconditioned Nissan Rnessa engines include comprehensive rebuilds addressing the most common failure points across all engine families. Each unit receives updated components specifically designed to resolve known issues.
All engines undergo dyno testing and compression checks to ensure they meet Nissan specifications across the entire Rnessa series before leaving our facilities.
All our replacement Nissan Rnessa engines come with comprehensive warranty coverage designed to protect your investment across the entire series.
Engine Finders is a price comparison website. Warranty terms and conditions are set by our vetted UK suppliers. Final coverage may vary by engine family and specific mileage at time of installation.
When your engine fails, Nissan Rnessa engine works can restore performance at a fraction of the cost of a brand-new engine. From diagnostics to rebuild, here's how experts ensure optimal results.
1. Engine Strip-Down & Inspection: Experts carefully dismantle your Rnessa engine, cataloging components and identifying wear patterns specific to QR20DE/CA18DE petrol or YD22DDT/YD25DDT diesel engines. Each part is measured against Nissan specifications for the Rnessa platform.
2. Block & Head Machining: Cylinder blocks undergo sonic testing for cracks, while cylinder heads are checked for warping. Rnessa engines often require head resurfacing due to head gasket failures common in QR20DE units. Precision boring ensures proper cylinder dimensions.
3. Component Replacement: Timing chains, tensioners, and guides are replaced using Nissan-specific parts. For Rnessa diesel engines, EGR components and turbochargers are addressed with updated parts that resolve known failure points affecting these engine families.
4. Assembly with Updated Parts: Experts install new pistons, rings, bearings, and gaskets. For Rnessa engines, updated head gaskets and timing components are fitted to prevent recurrence of common failure modes. Torque specifications follow Nissan's Rnessa-specific requirements.
5. Testing & Quality Assurance: Each rebuilt Rnessa engine undergoes comprehensive testing including compression checks, oil pressure verification, and leak-down tests. Petrol engines are tested for proper VANOS operation, while diesel units verify EGR and turbo function.
6. Final Inspection & Packaging: Completed engines receive final quality checks including visual inspection of all components. Rnessa engines are carefully packaged with installation instructions specific to the engine family, ensuring proper fitment and preventing future issues.