Description
Product Overview
The Denso ignition kit, MPN BBNF-7166-4007634, is designed to support the ignition system’s maintenance and repair needs. This kit provides an OE-level, all-in-one set of matched components that are precision-engineered for reliable fitment. Symptoms such as misfires, rough idling, and poor fuel efficiency may indicate the need for replacement of ignition components. The kit addresses common ignition system failures, ensuring compatibility with your vehicle’s specifications.
Kit Contents
- 1 x Denso – (671-6143) Spark Plug Wire Set
- 6 x Denso – (3004) Double Platinum Spark Plug Gap 0.044
Cross Reference Numbers
This Denso BBNF-7166-4007634 kit is equivalent to or replaces the following part numbers: 671-6143, 6716143, 3004, ERR 3799, ERR3799, B630-18-110, B63018110, 5235 010, 5235010, 22401-V1416, 22401V1416, 18825-11101, 1882511101, 0000-18-B601, 000018B601, MS851237, 999 170 062 90, 99917006290, 90919-01064, 9091901064, 90048-51106-000, 9004851106000, 4425 979, 4425979, 09482-00167, 0948200167, 003 159 47 03, 0031594703, JLM9661, EAC8916, EAC8915, B602-18-110, B60218110, 90048-51093-000, 9004851093000, JLM9663, 98079-551-46, 9807955146, 90919-01091, 9091901091, 22401-P8315, 22401P8315, 0000-18-8914, 0000188914, FE79-18-110, FE7918110, B601-18-110, B60118110, 98079-551-32, 9807955132, 8914-18-110, 891418110, MS851301, AGS32C, 98079-551-46S, 9807955146S, 90919-01115, 9091901115, 4686 083, 4686083, 3953-18-110, 395318110, 98079-551-32S, 9807955132S, BBNF71664007634, P16R, 5613932, EUC007, 916C, 6716143, 360 w/loom, 360wloom, 96483, 95576, 906W, 700807, 11-6089S, 116089S, EUC009, QW967, 9655, 9649, 146008, EUC013, 906X, 35-6013, 356013, 2X1061, 09508.
Vehicle Compatibility
- BMW 325i 2.5 (1987–1991)
- BMW 325is 2.5 (1987–1991)
- BMW 325iX 2.5 (1988–1991)
- BMW 525i 2.5 (1989–1990)
This kit also fits other applications. Please use the vehicle selector tool to verify compatibility before purchase.
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Frequently Asked QuestionsWhat symptoms indicate a need to replace ignition components?
Common symptoms include misfires, poor acceleration, and increased fuel consumption, which may suggest that ignition components are failing.
How do I know if my spark plugs are worn?
Signs of worn spark plugs include rough idling, difficulty starting the engine, and poor fuel economy. Visual inspection may also reveal wear or deposits.
Can faulty ignition wires cause engine performance issues?
Yes, damaged or worn ignition wires can lead to misfires and reduced engine performance, as they affect the delivery of electrical current to the spark plugs.
What is the significance of spark plug gap?
The spark plug gap is crucial for proper ignition. An incorrect gap can lead to misfires and inefficient combustion.
Are there any specific DTC codes associated with ignition system failures?
Common DTC codes for ignition issues include P0300 (random/multiple cylinder misfire detected) and P0301-P0306 (specific cylinder misfires).
Order Denso BBNF-7166-4007634 kit today to support a complete, well-matched repair for your vehicle.
Note: All information on this page and in the FAQ is for general reference only. Verify fitment and consult a professional as needed. eEuroparts.com is not responsible for incorrect part selection or installation.
