Naprec - Intake,Exhaust Valves Guides Set - Nissan - RB 20 DET Standard type legacy-touring-wagon-bg5-applied-b-1996-1997-tc-ej20h-h4 Civic | FD1 | 2007-2010

Civic | FD1 | 2007-2010 | NA | R18A | I4

Increased supercharger efficiency due to less drag on the crank

Part Number: SC7657

Dedicated forgings

Type: Street A Ref 564 61J CB

Naprec - Intake,Exhaust Valves Guides Set - Nissan - RB 20 DET Standard type legacy-touring-wagon-bg5-applied-b-1996-1997-tc-ej20h-h4 Civic | FD1 | 2007-2010Specifications: Manufacturer: Naprec Reference Number: NAP VG RB20 Naprec is simply the best Engine Machinist in Japan, With thousand years of experience, they supply the biggest tuning shop in Japan. The valve guide was a thing where the inner diameter part was bent when press fitted and replaced. Our valve guide is manufactured in a shape that causes almost no bending due to our own know how, so it can be used with almost no inner diameter