- - - Miata Tech Short Nose Crank, 90-91 cars:
Last production VIN: JM1NA3522l0209446

Tech & How-to
Miata Garage Mike's Place
Tire Dia Calculator Diagnostic Codes
U-Joint repair ***Cheap Mods AC Repair Crankshaft Info Crankshaft Fix Harry's Fix It Page
Wiring Diagrams Remove Axle Drivetrain Noises Duece Bar Install RollBar Build Driving Lights Shocks Tampa Shocks Remove CoilOver Timing Belt Change Timing Belt Pics Timing Belt change
Miata dot net Garage Pages
Idle Adjust Idle Control Valve fix Ignition Switch, clean OBD-1 Fault Codes OBD-1 diy tool Wheel/Tire Info

Write Ups
DYI Short Shifter

A C Capacities
90-93 - 28 oz (1.75 lbs) - R12
94-04 - 21.2 oz (1.32 lbs) - 134a
05 - __ ounces - 134a
06-10 - __ ounces - 134a

Differential Ratios
5-speed, 1990-93 --- 4.30
5-speed, 1994-97 --- 4.10
5-speed, 1999-03 --- 4.30
5-speed, 2004-05 --- 4.10
SIX-Spd, 1999-03 --- 3.909
SIX-Spd, 2004-05 --- 4.10

Fluid Capacities
Coolant

Fuel Tank
90-93: 11.9 US gal - 10 imperial gal - 45 liters
94-09: 12.7 US gal - 10.6 imperial gal - 48 liters

Oil
1990 - 1993 1.6: 3.4qts + .2qt
1994 - 2005 1.8: __qts
2006-2010 2.0: __qts

Transmission

Lug Nuts
Lug nuts (90-08) 12mm x 1.5
torque to 80 ft lbs

Oil Filters
1990 - 2010
Purolator Pure One --- PL14610
Wix short --- 51365
Wix long --- 51356 ***
Fram (not recommended)

Thread Sizes for various items
Lug nuts --- 12 x 1.5 (all yrs)
Shifter ball --- 10 x 1.25 (all yrs)

Torque Specifications
Crankshaft Bolt - 122 ft lbs -(use BLUE locktight)
Flywheel - 75 ft lbs
Lug Nuts - 80 ft lbs

Spark plugs
90-08 cars - NGK BKR5E-11 - gap .040-.045

Tire Factory Sizes
185/60/14
195/50/15
205/40/16
205/45/16
Tire Recomendations
Bridgestone Potenza RE-960 A/S Falken Ziex-ZE-912