Updated specs are available.
Rear crossmember mounting fasteners to body (NA6)
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Not yet checked against the factory manual for your car's year. It's verified in the 1990 Mazda MX-5 Miata Workshop Manual; later manuals may differ.
69–86 ft·lb93–117 N·m93–117 N·m69–86 ft·lb
Factory manualTaken from a Mazda factory workshop manual, with page citation.
Procedure
Remove differential and PPF first; lower crossmember/suspension as assembly then separate. Arm and stabilizer bracket bolts only loosely assembled until lowered/unladen; rear alignment and brake bleed afterward. These are the body mounting nuts, not the PPF-to-differential fasteners.
Applies to
- NA 1990–1993 (B6) — Other years in this family inferred from 1990 factory evidence with owner approval; actual-year verification is separate.
- Verified in: 1990 Mazda MX-5 Miata Workshop Manual
Sources
- Part no. 1193-10-89CPage R–26 (PDF p. 507)69–86 ft·lb (93–117 N·m)Printed: “93—117 (9.5—11.9, 69—86) N·m (m-kg, ft-lb)”
Also in Additional factory manual gap audit
- Front brake disc minimum thickness — 255 mm rotor
- Front brake disc after-machining thickness — 255 mm rotor
- Front brake disc minimum thickness — 270 mm rotor
- Front brake disc after-machining thickness — 270 mm rotor
- Front brake disc lateral runout limit
- Front brake disc thickness variation limit
- Front brake pad minimum remaining thickness
- Rear brake pad minimum remaining thickness
- Rear brake disc minimum thickness
- Rear brake disc after-machining thickness
- Rear brake disc runout limit
- Clutch pedal pivot bolt (NA6)
- Clutch pedal height (NA6)
- Clutch pedal free play (NA6)
- Clutch pedal total free play (NA6)
- Clutch pedal disengagement height — minimum (NA6)
- Clutch pedal height (NA 1.8)
- Clutch pedal free play (NA 1.8)
- Clutch pedal total free play (NA 1.8)
- Clutch pedal minimum disengagement height (NA 1.8)
- Clutch pedal height (NB1)
- Clutch pedal free play (NB1)
- Clutch pedal total free play (NB1)
- Clutch pedal minimum disengagement height (NB1)
- Clutch pedal height (NB2)
- Clutch pedal free play (NB2)
- Clutch pedal total free play (NB2)
- Clutch pedal minimum disengagement height (NB2)
- Clutch disc lining above rivet head — minimum
- Clutch disc runout — maximum
- Engine coolant type and antifreeze mixture (NA6)
- Engine coolant type and antifreeze mixture (NA 1.8)
- Engine coolant type and antifreeze mixture (NB1)
- Engine coolant type and antifreeze mixture (NB2)
- PPF installation height check — six-speed manual (NB2/Mazdaspeed)
- Engine mount bracket to block bolts — left and right (NA6)
- Catalytic converter flange nuts, both ends (NA 1.8)
- Engine idle speed — adjustment condition (NA6)
- Accelerator cable free play (NA6)
- Fuel injector resistance (NA6)
- ISC valve solenoid resistance (NA6)
- Fuel pump maximum pressure — blocked-outlet test (NA6)
- Fuel line pressure — engine off, pump operating (NA6)
- Intake manifold bracket bolts (NA6)
- Fuel line pressure — engine idling (NA6)
- A/C oil addition — new complete cooling unit (2005)
- Spark plug gap (NA6)
- Engine firing order (NA6)
- Base ignition timing (NA6)
- Spark plug gap (NA 1.8)
- Spark plug gap (NB1)
- Spark plug gap (NB2)
- Spark plug gap (Mazdaspeed)
- Power steering pump bracket to engine bolts (NA6)
- Front total toe-in (NA6)
- Front camber by wheel-center-to-fender height (NA6)
- Front caster by wheel-center-to-fender height (NA6)
- Front shock lower mounting bolt (NA6)
- Front crossmember to body mounting bolts and nuts (NA6)
- Rear total toe-in (NA6)
- Rear camber by wheel-center-to-fender height (NA6)