Looking for a reliable K20A2 oil pump kit to support a performance rebuild or engine conversion? This guide highlights top options, explains who each is best for, and helps you choose based on compatibility, durability, and ease of installation. Ideal buyers include DIY enthusiasts, hobbyists upgrading K-series engines, and professional mechanics performing K20 to K20A2 or K24 conversions.
| Product | Brand | Best For | Compatibility |
|---|---|---|---|
| Blrack K20 Oil Pump Kit | Blrack | Comprehensive upgrade for K20A/K20A2/K20Z3/K24A builds | RSX 2002-2006, RSX Type S 2005, Civic Si 2006-2011, Accord 2007, CR-V 2002-2006 |
| NewYall 2.0L Engine Oil Pump | NewYall | EP3/DC5 style K-series conversions and performance tweaks | Civic Type-R 01-06 EP3, Integra Type-R 02-06 DC5, RSX Type-S 02-06 DC5 |
| ZEXMNUYT Engine Oil Pump | ZEXMNUYT | Direct replacement for RSX Type S with K20 engines | RSX Type S K20 variants |
| Evergreen Oil Pump | Evergreen | OEM-grade performance for 02-06 RSX Type-S and K20A2/K20Z1 | RSX Type-S 2.0L K20A2/K20Z1 |
| Oil Pump Kit 15100-PRB-A01 | BEIBEINOYA | K20/K20A family with robust sealing for reliable oil flow | Civic 2002-2011, Integra Type S 02-06, RSX 2002-2006 |
Note: All products are designed around K-series engine variants and aim to improve oil circulation, durability, and compatibility with K20A, K20A2, K20Z1, and related K24 setups. Availability and exact fit may depend on vehicle year and model specification.
Blrack K20 Oil Pump Kit
Best for a broad K-series upgrade, this kit is engineered to suit K20A, K20A2, K20Z3, and compatible K24A engines. It replaces OE references 15100-PRB-A01 and related part numbers, ensuring a fit for RSX, Civic Si, Accord, and CR-V applications. The product supports K-series conversions to improve oil delivery during high-performance builds. Use this if you’re performing a K24-to-K20 conversion or rebuilding a K-series oil system. Caution: verify OE part compatibility for your exact year and trim to avoid misfit.
NewYall 2.0L Engine Oil Pump
Best for EP3 Type-R, DC5 Integra Type-R, and RSX Type-S variants, this pump targets K20A, K20A2, and K20Z1 engines. It aligns with the K-series lineage used in Civic Type R and RSX models, making it a practical choice for performance-focused engine builds. Choose this if your goal is reliable oil pressurization in a K20A2-to-K24A adaptation. Limitation: ensure compatibility with your specific engine code (K20A/K20A2/K20Z1) before purchasing.
ZEXMNUYT Engine Oil Pump
Best for RSX Type S with K20 engines, this direct-replacement pump is designed for seamless fit and dependable lubrication. It aligns with OE references and supports typical K-series specs found in RSX Type-S vehicles. Choose this if you want a straightforward replacement that mirrors OEM performance. Caution: verify your engine code to confirm exact compatibility with RSX Type S (K20A2, K20Z1).
Evergreen Oil Pump
Best for durability-focused builders, this pump emphasizes high-strength metal alloys and heat resistance. It is engineered to meet or exceed OEM specs for various 02-06 RSX Type-S K20 family engines, ensuring a precise fit and smooth installation. Choose this if reliability under high-temperature operation is a priority. Limitation: performance claims depend on exact vehicle configuration and oil system setup.
Oil Pump Kit 15100-PRB-A01 by BEIBEINOYA
Best for Civic, Integra Type S, and RSX with K20 variants, this kit targets reliable oil circulation and engine protection. It emphasizes proper fit with OEM 15100-PRB-A01 references and supports a balanced shaft assembly for durable performance. Choose this if you need a robust, direct-fit replacement. Caution: verify the exact OEM reference for your vehicle year to ensure seamless compatibility.
Buying Guide: Key Considerations For K20A2 Oil Pump Kits
What should you check before buying? Compatibility with your engine code (K20A, K20A2, K20Z1, K24 variants) is essential. Look for direct OE part references and ease of installation. Consider durability materials, heat resistance, and whether the kit includes seals or balance shaft components. If you plan a conversion or rebuild, verify that the kit supports your intended upgrade path (K24-to-K20, Type-S to base RSX, etc.).
How to compare options? Focus on fitment, reliability, and installation complexity. A direct-fit replacement with OE references reduces the risk of misalignment. For high-performance builds, choose pumps designed for sustained pressure and temperature resilience. If you’re unsure, prioritize OEM-like replacements with clear compatibility notes and installation guidance.
What about warranty and support? Look for clear vendor notes on return policies and any implied warranty language. While this guide avoids manufacturer claims, ensure you purchase from reputable sellers that provide straightforward support for fitment questions and installation help.
Frequently Asked Questions
- What does an oil pump kit do in a K-series engine?
It replaces the oil pump and related components to improve oil pressure, flow, and overall lubrication during operation and under performance conditions. - How do I know which kit fits my K20A2 engine?
Check your vehicle’s exact model year, trim, and OE part references (such as 15100-PRB-A01) and compare with the kit’s stated compatibility. - Is a direct replacement better than a kit that requires modification?
Direct replacements reduce fitment risk and installation time, whereas non-direct kits may require adaptation but can offer specific performance benefits. - Can I replace the oil pump with engine off and cold conditions?
Yes, but follow standard safety and service guidelines, and ensure the engine is cool and the battery is disconnected during work. - Should I replace seals and gaskets with a new oil pump kit?
Most kits include seals; if not, replacing seals and checking mating surfaces is recommended to prevent leaks and ensure proper sealing. - What is the risk of using an incompatible oil pump kit?
Incompatibility can cause oil starvation, leaks, or pump failure, potentially harming the engine; verify model-specific compatibility.