Aeroflow 03S Press In Cover Breather Adapte AF708-10-03S sky line With their traditional 71mm bolt

With their traditional 71mm bolt spacing

This unit will maximize cooling with its large heat sink surface area and now comes fitted with billet oil slinger inserts (see last images)

Watch the video below for an in depth analysis of these world class baffled cam covers

Lock: Shipped locked (engine control disabled)

Aeroflow 03S Press In Cover Breather Adapte AF708-10-03S sky line With their traditional 71mm bolt10AN Suit Nissan RB26 KNURL OD = 22MM Press In Nissan Breather Adapter. The Rocker Cover Breather adapter is a press in 10AN or 12AN adapter that suits Nissan RB26 ONLY valve covers to replace the standard breather adapter. Can also fit other makes & models. Available in Blue, Black or Silver.