Nissan 240SX (S13, 1989-1994): Reliability mods
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What are the best reliability mods for the Nissan 240SX (S13, 1989-1994)?
It depends on the car’s condition and how you use it. These are the 1 reliability build entry we have sourced for this car: Fix the KA24DE chain rattle (Limited). Each lists caveats, related problems and sources so you can match it to your goal.
Fix the KA24DE chain rattle Limited
On 1991-1994 cars, owners pull the upper timing chain guide through the valve cover in an hour or two and often fit a new tensioner.
Caveats: Forum procedure; Nissan's bulletin covers the full front-cover job instead.
Related issues: KA24DE timing chain rattle from worn upper chain guide (1991-1994)
Sources (3)
- Garage guide: fixing the timing chain rattle (S13/S14 DOHC) — S-Chassis.com forums (2009) (forum thread; read 2026-10-26; full page read)
- 240SX buying guide — NICO Club (Nissan enthusiast site; Dec 10, 2009) (editorial; read 2026-10-26; full page read)
- Nissan bulletin NTB98-094 (EM98-006): KA24DE front cover / timing chain revised service procedure (Nov 15, 1998) — Nissan North America (technical bulletin); mirror on manualzz.com (mfr spec; read 2026-10-26; full page read)
More for this car
- All Nissan 240SX (S13, 1989-1994) fitment answers · S13 common problems
- Newsletter archive: past issues with every new and corrected entry
Report a correction — spotted an error or have a better source? Email hello@chassisdex.com.