Manley Honda (K20A K20Z) 16pc Valve Springs man22140-16

1. Manley Honda (K20A K20Z) 16pc Valve Springs were specifically engineered for a high performance K20A K20Z engines.

2. An extremely strong spring will hold the valves that are fitted in the port at the cylinder head. 

3. These springs will keep them closed. Each valve within the cylinder head has at least one spring. 

3. These valve springs will exert stress against the valves retainer to maintain the valves closed.

4. Manley valve springs are wound from super clean alloy. 

5. Each design minimizes stress to ensure long service life with high lift camshafts. 

6. High lift camshaft will create more opening of valves inside the cylinders.

7. More opening will incite more air and fuel for a more rapid combustion to happen.

8. Theoretically, more combustion happen will give more power.

9. Therefore an outstanding strong and reliable springs are crucial to maintain this abusive repetitive process to happen effectively. 

10. Manley Honda K20A K20Z Valve Springs Features:

- O.D./I.D. Outer Inner : 1.160"/.870" - .865"/.660"
- Seat Pressure : 80 @ 1.590" 
- Open Pressure : 249 @ 1.140" - 283 @ 1.050"
- Stock/Max Lift : 0.450” – 0.540”
- Coil Bind : 1.000”
- Rate (Lbs/in) : 375

Manley Honda (K20A K20Z) 16pc Valve Springs man22140-16