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Mazda NA - MX-5 Miata Torque Specs

Verified torque references for Mazda NA - MX-5 Miata, including source links, safety notes, and ft-lb / Nm conversions.

Primary spec

Drain plug

26ft-lb

35.5 Nm

Safety note

Confirm safety-critical fastener values against the exact model-year service manual. Use a calibrated torque wrench, the correct tightening sequence, and vehicle-specific hardware.

Engine / Engine oil pan

Drain plug

Verified

26ft-lb

35.5 Nm

Mazda published range: 30–41 Nm (22–30 ft-lb). Numeric fields store the midpoint.

Install the specified sealing washer and use the applicable Mazda published range.

Source

Checked Jun 18, 2026

Mazda Factory Service Manual (Operation CHARM archive)

OEM workshop specification archived by Operation CHARM; numeric field stores midpoint of published range.

Open source

Brakes / Front brake caliper

Guide bolt

Verified

61.5ft-lb

83.4 Nm

Mazda published range: 58–65 ft-lb. Numeric fields store the midpoint for display/search.

Use the applicable Mazda published range; confirm model year and brake package before service.

Source

Checked Jun 18, 2026

Mazda Factory Service Manual (Operation CHARM archive)

OEM workshop specification archived by Operation CHARM; numeric field stores midpoint of published range.

Open source

Fluids / Rear differential

Drain plug

Verified

34ft-lb

46.5 Nm

Mazda published range: 39–54 Nm (29–39 ft-lb). Numeric fields store the midpoint.

Use the applicable Mazda published range and inspect/replace the sealing washer as specified.

Source

Checked Jun 18, 2026

Mazda Factory Service Manual (Operation CHARM archive)

OEM workshop specification archived by Operation CHARM; numeric field stores midpoint of published range.

Open source

Fluids / Rear differential

Filler plug

Verified

34ft-lb

46 Nm

Mazda published range: 39–53 Nm (29–39 ft-lb). Numeric fields store the midpoint.

Use the applicable Mazda published range and verify fluid level per Mazda procedure.

Source

Checked Jun 18, 2026

Mazda Factory Service Manual (Operation CHARM archive)

OEM workshop specification archived by Operation CHARM; numeric field stores midpoint of published range.

Open source

Drivetrain / Rear wheel hub

Hub nut

Verified

188ft-lb

255 Nm

Mazda published range: 216–294 Nm (160–216 ft-lb). Numeric fields store the midpoint.

Use a new locking/staked nut where required and follow Mazda staking procedure.

Source

Checked Jun 18, 2026

Mazda Factory Service Manual (Operation CHARM archive)

OEM workshop specification archived by Operation CHARM; numeric field stores midpoint of published range.

Open source

Suspension / Shock absorber

Lower bolt and nut

Verified

61ft-lb

83 Nm

Mazda published range: 73–93 Nm (54–68 ft-lb). Numeric fields store the midpoint.

Use the applicable Mazda published range and service sequence.

Source

Checked Jun 18, 2026

Mazda Factory Service Manual (Operation CHARM archive)

OEM workshop specification archived by Operation CHARM; numeric field stores midpoint of published range.

Open source
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