Engine Mechanical
5 guides in this section.
Engine oil change (Oil & Filter)
Routine oil service to protect the BP engine and maintain hydraulic lifter performance.
- Difficulty:
- Beginner
- Time:
- 45-60 min
Spark plug replacement
Replace spark plugs on Mazda MX-5 NB (1998-2005) with careful thread handling, verified gap, and conservative torque practice.
- Difficulty:
- Beginner
- Time:
- 45-75 min
Timing belt replacement (1.6L and 1.8L)
NB-focused timing belt replacement workflow with emphasis on crank/cam timing alignment, crank pulley removal safety, and common no-start mistakes after reassembly.
- Difficulty:
- Advanced
- Time:
- 4-7 hours
Valve cover gasket replacement
NB-focused cam/valve cover gasket replacement procedure, including gasket quality guidance and common optional while-you're-there checks.
- Difficulty:
- Intermediate
- Time:
- 1-2 hours
Engine compression test (periodic check)
How to run a repeatable compression test on Mazda MX-5 NB engines and interpret results conservatively before deeper diagnosis.
- Difficulty:
- Intermediate
- Time:
- 45-90 min