The K20 is a great engine, but problems can and do happen from time to time. Again, it’s a long running engine that is found in many different Honda and Acura models. The engine has also been through its fair share of updates to keep up with modern emissions and power standards.
What is a K20A2 engine?
K20A2. This is the most established of K-series engines and is based off an all-aluminum block and DOHC with a 16-valve cylinder head. Unlike the economy-focused K20A1, this added uprated camshafts, a PRB intake manifold, alongside larger intake and exhaust ports.
What’s the difference between K20A2 and K20a3?
The K20a3 is prone to throwing rod bearings. It is not built for spirited driving. The K20a2 is basically a K20a Type R engine. The K20a Type R has better cams, 11.5 pistons, smaller crank pulley, and the block is pulled off the production line to have the connecting rods hand torqued.
What year Civic has the K20?
K20A
| Engine | Application | i-VTEC engagement |
|---|---|---|
| K20A (High Performance) | 2002–2008 Honda Accord Euro R (JDM) | 6000 RPM |
| 2007–2011 Honda Civic Type R (JDM) | 5800 RPM | |
| K20A (Eco) | 2000–2006 Honda Stream (JDM) (RN3, FWD) | |
| 2000–2006 Honda Stream (JDM) (RN4, AWD) |
How do I identify a K20A engine?
Registered
- on block it should be marked k20a.
- the ECU has a sticker that should mark ‘XXX PRC XXXXX’
- intake manifold should be stamped PRC.
- type R also has a black dipstick (all others are orange)
- stick a bore scope down throught the spark plug hole & you should be able to see “PRC” or “RRC” on the piston. (
How high can you rev a K20A2?
You can set the redline to 8600RPMs safely. like he said, from what i know 9000 redline is the maximum the stock valvetrain can handle.
How much does a k20 swap cost?
Avg cost of the swap will run you about $6-7K including the engine. That is with being content with buying a few used parts here and there. However if everything has to be BNIB, top of the line, buying all parts from an actual business, then be prepared to spend between $7-9K or so.
How do I know what engine is in my Honda Civic?
Finding the Engine Model To find the model number, look for a model number sticker on the engine. All Honda engines model numbers start with the letter “G,” such as “G100”, “GX610”, or “GXV160.” This is the base engine model. The engine model and serial number should be adequate for most of your needs.
What kind of engine does a Honda K20A2 have?
Honda K engine. At high rpm, both intake valves open fully to improve engine breathing. In engines such as the K20A2 found in the Acura RSX Type-S, the VTEC system operates on both the intake and exhaust valves, allowing both to benefit from multiple cam profiles. A modified K24 engine is used in motorsports, such as Formula 3.
What kind of engine does a 2000 Honda Civic have?
Honda Civic Used low mileage D15B Japanese motor for 2000 LX & DX NON VTEC model of Honda Civic. This is a non vtec engine for Civic which is similar to USDM D16Y7. Honda Civic Used low mileage D15B Japanese motor for 2000 model Honda Civic. This D15B is equivalent of a USDM D16Y8.
What kind of camshafts does a K20A have?
The cylinder head features head porting made from the factory. The K20A uses the following camshafts: intake/exhaust duration and valve lift – 244/240 deg and 8.84/8.59 mm; 280/278 deg and 12.65/12.14 mm; 245/244 deg and 9.68/8.74 mm. The intake was equipped with the 62 mm throttle valve. The i-VTEC engagement starts at 6,000 rpm.
Does the Honda K20 have VTEC or VTC?
In the case of the K20, the A2 variants use VTC and VTEC in one system (i-VTEC) which results in great power, while the A3 variants use VTC and VTEC-E which is labeled as i-VTEC but really shouldnt be. Honda K20: Performance Potential
