Nissan Anti-Pollution System (NAPS) was the market name for Nissan's collection of Emission controls. Sometimes confused with the Nissan Z Engine. NAPS was used in 1976 on many types of Nissan engines, including A14 engines. A catalytic converter was the heart of the NAPS system.
Overview
NAPS emblem on Japan-market Datsun B210
- 84890-F2000 MARK-REAR 'NAPS'
マーク エンブレム NAPS
Timeline
Oct 27, 1975: B120 Datsun 1200 Pickup B120
- H-emissions (H-B120)
•50 relevant regulations of emissions. •Nissan catalyzed oxidation of exhaust gas cleaning system "NAPS" adopted