Volkswagen Workshop Service and Repair Manuals > Polo Mk4 > Engine | 4 - Cyl. injection engine (4-valve, rolling rockers) | Ignition system, glow plug system | Ignition system - repair

Test data, spark plugs

Engine identification letters		ARA
Ignition order		1-3-4-2
Spark plugs → Note
	VW/Audi
	Manufacturer designation	NGK BKUR 7ETB-10 BOSCH FR7LTC
	Electrodes distance	max. 1,0 ... 1.1mm
	Tightening torque	30Nm

¹⁾	Remove and install spark plugs with 3122 B.

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