Torque Settings (NA)

This article is part of the MX-5 Miata World Library – Reference Section
Thanks to Skye Nott for writing this article. Published on 2010-08-15
The contents of this article are © Copyrighted and published under the following terms:
Released under the terms of the CC Attribution-NonCommercial-ShareAlike 2.5 License

Torque settings reference for First Generation (NA) MX5 Miata.

Consult the factory service manual before attempting any work on your vehicle.

GENERAL	ft/lbs	Nm	in/lbs
Spark plugs 11-17	11-17		132-204
Engine oil drain plug (19mm)	22-30	31-41
Gearbox drain plug (24mm)	29-43	35-59
Gearbox fill plug (square)	18-29	25-39
Differential drain plug (24mm)	29-40	39-54
Differential fill plug (23mm)	29-40	39-54
Wheel nuts	66-86	89-117

SUSPENSION	ft/lbs	Nm
Swaybar bushing bolts
Front	13-20	18-26
Rear	14-21	20-28
Swaybar end link bolts, both ends	27-40	36-54
Upper shock mount plate bolts	22-27	29-36
Upper shock nuts	23-34	31-46
Lower shock bolt	54-69	73-93
Lower control arm bolt, front	54-69	73-93
Spindle (vertical) bolt	54-68	73-93
Camber adjustment bolts, (D or H-style)
Front	69-83	94-112
Rear	54-70	73-95

BRAKES	ft/lbs	Nm
Front/rear bracket bolts	36-51	49-69
Caliper bolts,
Front	58-65	78-88
Rear	25-29	34-39
Front/rear banjo bolts	16-22	22-29
Rear adjuster plug bolt	9-12	12-16

ENGINE & COOLING	ft/lbs	Nm	in/lbs
Crank pulley bolt (1990 - early 1991)	80-87	108-118
(plus Loctite 242-blue)
Crank pulley bolt (late 1991 - present)	116-122	157-165
(plus Loctite 242-blue)
Cam cover bolts (must be done in correct order)			43-78
Alternator mounting bolt	27-38	43-78
Alternator tension adjustment bolt	14-19	19-25
Water pump - 4 bolts to block	14-19	19-25
Water inlet pipe - 2 bolts to water pump	14-19	19-25
Radiator - upper bolts	14-19	19-25
Thermostat cover - 2 bolts	14-19	19-25
Timing belt tensioner bolt & idler pulley bolt	28-38	38-52
Timing belt cover bolts	14-18	19-24
Cylinder head bolts (must be done in stages and in correct order.)***	56-60	76-81

INTAKE & EXHAUST	ft/lbs	Nm	in/lbs
Airflow meter bolts			69-95
Intake manifold bracket	27-40	36-54
O2 sensor by feel, as close to	22-36
Exhaust pipe clamp bolt (to bell housing)	15-20	21-27
Bell housing bolts	48-65	65-88
Exhaust header nuts	28-34	38-46
Cat converter nuts (both ends)	30-41	40-55

CLUTCH	ft/lbs	Nm	in/lbs
Transmission front cover bolts	14-18	19-24
Flywheel bolts	71-75	96-102
Pressure plate bolts	14-19	19-25
Bell housing bolts	48-65	65-88
Prop shaft nuts	20-22	27-30
Power plant frame bolts	77-91	104-123
Starter motor bolts	28-38	38-51
Starter motor mounting bracket bolts	28-38	38-51
Slave cylinder fluid tube			113-190
Slave cylinder mounting bolts	12-16	16-22