
Firing order
Spark plug type
L3G2 18 110, L3Y1 18 110
Spark plug gap
1.25-1.35 mm {0.050-0.053 in}
Spark plug resistance [25°C {77°F}]
3.0-7.5 ohms
Starter no load test voltage
11 V
Starter no load test current
90 A or less
Starter pinion gap
0.5-2.0 mm {0.02-0.07 in}
Starter armature runout
0.1 mm {0.004 in} max.
Starter commutator diameter
Standard: 29.4 mm {1.16 in} Minimum: 28.8 mm
{1.13 in}
Segment groove depth of starter commutator
Standard: 0.5 mm {0.02 in} Minimum: 0.2 mm
{0.008 in}
Starter brush length
Standard: 12.3 mm {0.48 in} Minimum: 5.5 mm
{0.22 in}
Starter brush spring force
Standard: 15.0-20.4 N {1.53-2.08 kgf, 3.38-4.58
lbf}
Minimum: 2.75 N {0.28 kgf, 0.62 lbf}
JM1 NC15F*7# 100001-130613
JM1 NC16F*7# 100001-130613
JM1 NC25F*7# 100001-130613
()
Applied VIN (Assumed)
2007 Mazda MX-5 Miata Sport
2007 ENGINE Technical Data - MX-5 Miata
Microsoft
Thursday, July 09, 2009 3:22:55 PM
Page 3
© 2005 Mitchell Repair Information Company, LLC.