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Petrol Compression Tester Compatible with direct and indirect petrol engines which use 14 and 18mm spark plug threads. The dual reading pressure gauge 0 - 300psi/0 - 20bar is fitted with a heavy duty rubber protector. Fitted with a spring - loaded pressure relief valve and integrated Schrader one - way valve system. Supplied in a plastic storage case.
Contents:
1x 63mm Diameter gauge
1x 280mm Flexible hose
1x Adaptor