Compatible with direct and indirect petrol engines which use 14 and 18mm spark plug threads. Fitted with a spring-loaded pressure relief valve and integrated Schrader one-way valve system. Supplied in a plastic storage case.
Draper 35886 PETROL AND DIESEL MASTER ENGINE COMPRESSION TEST KIT (37 PIECE)
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Draper 35878 Diesel Compression Test Kit (12 piece)
