Updated specs are available.
Front caster by wheel-center-to-fender height (NA6)
This spec doesn't apply to the car you selected.
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.
Height 328–337 (12.9–13.3) mm (in): 5°16′ ± 45′; Height 338–347 (13.3–13.7) mm (in): 5°02′ ± 45′; Height 348–357 (13.7–14.1) mm (in): 4°49′ ± 45′; Height 358–367 (14.1–14.4) mm (in): 4°35′ ± 45′; Height 368–377 (14.4–14.8) mm (in): 4°21′ ± 45′
Factory manualTaken from a Mazda factory workshop manual, with page citation.
Procedure
Factory alignment with vehicle unladen: fuel tank full, coolant and engine oil at specified levels, spare tire/jack/tools in their designated positions, no luggage or passengers, on level ground. Height is measured from wheel center to fender brim; use the row matching the measured height.
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–6 (PDF p. 487)Printed: “Caster angle Height from center of wheel to fender brim mm (in) 328—337 (12.9—13.3) 5°16′ ± 45′ 338—347 (13.3—13.7) 5°02′ ± 45′ 348—357 (13.7—14.1) 4°49′ ± 45′ 358—367 (14.1—14.4) 4°35′ ± 45′ 368—377 (14.4—14.8) 4°21′ ± 45′”
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 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)
- Rear crossmember mounting fasteners to body (NA6)