01 — Engine detail
Enginedetail.
- Engine code
- S20
- Manufacturer
- Nissan
- Configuration
- Inline-6
- Displacement
- 1,989 cc
- Valvetrain
- DOHC 24-valve
- Aspiration
- Naturally aspirated
- Production
- 1969 – 1973
- Applications
- Nissan Skyline 2000GT-R (PGC10/KPGC10) / Nissan Skyline 2000GT-R (KPGC110) / Nissan Fairlady Z432
- 01
It was the first mass-produced Japanese engine with more than two valves per cylinder.
Source: Nissan S20 engine — Wikipedia (English) - 02
It was a production derivative of the Prince GR-8 engine from the R380 race car, designed by former Prince engineers.
Source: Nissan S20 engine — Wikipedia (English) - 03
It produced 160 hp (162 PS) at 7,000 rpm.
Source: Nissan S20 engine — Wikipedia (English) - 04
The S20-powered PGC10/KPGC10 Skylines won 49 straight Japanese touring car races between 1969 and 1971.
Source: Nissan S20 engine — Wikipedia (English)
Technology — The straight-six
Six cylinders in a single row give inherent primary and secondary balance — the smooth heart of many Japanese GTs, from the 1960s to the turbo era.
Technology page →02 — Applications in the archive
03 — Sources
- 01Nissan S20 engine – WikipediaWikipedia · reference · accessed 2026-09-26