This Multi Spring Kit is a direct fit for Nissan RB25DET(R33 Hyd) and this is similar set up to OEM with shorter intake spring.
These are a direct fit and install at 85Lbs with a max lift of 10mm (.400)
Includes:
- 12 x PVS Intake valve springs
- 12 x PVS Exhaust valve springs
- Use your factory retainers
Disclaimer: All information and specifications in this website are a culmination of 30 years of experience. All care has been given in collating and reproducing this information, but no responsibility will be taken for any errors or misinformation.
If you are concerned about any specifications, please get in touch prior to ordering.
It is the sole responsibility of the person using and/or installing these parts to check and recheck all dimensions, pressures, applications and specifications before, during and after installation.
All valve springs have a min and max tolerance of around 8% on pressure specifications.