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Spark Plugs

SPARK PLUG TYPE

Application NGK No.
B2200
Carbureted BPR5ES or BPR6ES
PFI BPR5ES-11 or BPR6ES-11
B2600i ZFR5F-11 or ZFR6F-11
Miata BKR5E-11, BKR6E-11 or BKR7E-11
MPV ZFR5F-11 or ZFR6F-11
MX-3 BPR5ES-11 or BPR6ES-11
MX-6 & 626
2.0L BKR5E-11 or BKR6E-11
2.5L ZFR5F-11 or ZFR6F-11
Navajo (1)
Protege DOHC BKR5E-11, BKR6E-11 or BKR7E-11
Protege SOHC BKR5E-11 or BKR6E-11
(2) RX7
Leading BUR7E-QP
Trailing BUR9E-QP
323
California BPR5ES-11 or BPR6ES-11
Federal BKR5E-11 or BKR6E-11
929 BKR5EVX-11 or BKR6EVX-11
(1) Use Motorcraft spark plug number AWSF-42PP.
(2) See Fig 1.
SPARK PLUG SPECIFICATIONS

Application Gap: In. (mm) Torque: Ft. Lbs. (N.m)
B2200 (Carbureted) .031 (.80) 13 (18)
Navajo .054 (1.4) 13 (18)
RX7 (1) .044-.066 (1.1-1.7) 13 (18)
All Others .041 (1.0) 13 (18)
(1) Side gap type plug. Gap is not adjustable. See Fig 1.
Fig 1: Identifying Leading & Trailing Spark Plugs & Gap
G00274639Courtesy of MAZDA MOTORS CORP.
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