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A. The 31405270 M12 Q/C Spark Plug Adaptor is confirmed compatible with the Sykes Pickavant 31370000 Combined Petrol and Diesel Cylinder Leakage Tester Kit and the Sykes Pickavant 31370500 Petrol Only Cylinder Leakage Tester Kit.
A. The adaptor uses an M12 thread, as specified in the product designation, for engagement with the spark plug port of the cylinder under test.
A. Q/C stands for Quick-Change, referring to the quick-release coupling connection that allows the adaptor to connect to and disconnect from the leakage tester's air supply hose without tools.
A. This adaptor is listed as a component for both the Combined Petrol and Diesel Cylinder Leakage Tester Kit (31370000) and the Petrol Only Kit (31370500). Suitability for a specific engine type will depend on whether the cylinder's spark plug port uses an M12 thread.
A. Yes. The 31405270 is available as a standalone accessory, enabling technicians to replace a lost or damaged adaptor or to supplement an existing Sykes Pickavant cylinder leakage tester kit.
A. Standard UK mainland delivery is 3–5 working days.
A. In-stock orders placed before 14:30 Monday to Friday are usually dispatched the same day.
A. Yes — WhatsApp us on 07754 288583 with any questions about specifications, suitability, or compatibility, and we'll help you choose the right product.
A. WhatsApp us on 07754 288583 with photos of the item and packaging, and we'll resolve the issue in line with our returns policy.
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