Tuned July 2026 · Roller dyno
1999 Mazda MX-5 NB
1999 Mazda MX-5 NB Haltech 98 RON
Fully built turbo NB MX-5 — Garrett GTX2860R Gen 2, Wiseco pistons, Manley rods, Haltech Elite 1500 standalone. 201.8 kW and 344.3 Nm at the wheels on 98 RON.
201.8 kW
at the wheels 
- Engine
- BP-4W
- Tuned with
- Haltech
- Fuel
- 98 RON
- Dyno
- Roller dyno
- Power
- 201.8 kW
- Torque
- 344.3 Nm
Power & torque
201.8 kW and 344.3 Nm at the wheels
Final pull from the roller dyno, run on 98 RON, dyno tuned with Haltech.
Build Sheet
What's fitted
Modifications 24 items
- Garrett GTX2860R Gen 2 turbo
- Front-mount intercooler kit and full 2.5-inch exhaust with cat
- Haltech Elite 1500 standalone ECU
- Wiseco forged pistons (83.5 mm, 8.5:1) and rings
- Manley forged H-beam rods
- ARP head studs
- Head gasket, head seal kit, timing belt and water pump refresh
- Rear main seal and valve cover gasket
- Flowforce 640cc EV14 injector kit
- DeatschWerks DW200 255LPH fuel pump with Miata connection kit
- Competition Clutch Stage 3 clutch and lightweight flywheel
- FMiata coolant re-route kit
- Koyorad Hyper V aluminium racing radiator
- Kinugawa adjustable wastegate actuator
- AEM three-port boost control solenoid
- Blow-off valve
- JRP Edge 52 mm digital boost gauge
- Innovate MTX-L Plus wideband O2 sensor and AFR gauge
- 3-bar MAP sensor
- Oil and intake air temperature sensors
- Diamond ignition coil conversion (Mitsubishi Lancer coils)
- Performance engine mounts
- Lava GT turbo blanket
- MMM 12V lithium LiFePO4 battery (1300 CCA)
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