Aeroflow Replacement Oil Filler Cap AF59-5000 hyper-gate This is likely because the

This is likely because the plastic valves typically found in OEM setups would not be capable of handling the A45's 26PSI of boost without failing prematurely

fit for true ALV purpose

44:1 gear reduction

- Nissan 350 + 370Z

Aeroflow Replacement Oil Filler Cap AF59-5000 hyper-gate This is likely because theSuit Aeroflow Fabricated Valve Covers, Polished Finish Replacement Oil Filler Cap designed to only suit fabricated Aeroflow Rocker Covers. Will fit the following Part Numbers AF77 5000 AF77 5000BLK AF77 5000 12 AF77 5000 12BLK AF77 5001 AF77 5001BLK AF77 5001 12 AF77 5001 12BLK AF77 5002 AF77 5002BLK AF77 5003 AF77 5003BLK AF77 5004 AF77 5004BLK AF77 5005 AF77 5005BLK