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Merlin Knowledge Base

Back to Merlin Home Latest Q&As

We answer technical queries every day and provide information to help our customers find solutions to technical problems. We want to make all of this information available to everyone, so we’re pulling all together here (articles, technical specs, FAQs and Q&A sessions). This is a work in progress.

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Latest Q&As - (answered by our own technical experts) plus latest Articles & Technical information

  • Customer question answered

    What' is the internal diameter of the Weber 90 degree banjo?

    The internal diameter of the banjo is 16mm, the banjo bolt is 12mm x 1.5 thread with a 16mm shoul...

    Read more Archived in: weber
  • Customer question answered

    Do these studs fit the half shafts of the Mk 1 & 2 Ford Escorts.

    Yes the studs are suitable.

    Read more Archived in: Wheel Stud
  • Customer question answered

    General question about saloon harnesses. I have a hatchback car running a rear cage and I am wondering if a saloon harness would be too long for looping around the cage harness bar. I have seen s...

    Nearly all TRS and Schroth saloon harness will be suitable for this installation, you will just ...

    Read more Archived in: Racing Harness
  • Customer question answered

    I bought a length off Cohline 2337 Brake Fluid hose from you for a project I was building. unfortunately the DVSA didn't recognise the numbers and have asked me to get proof off tolerance / use f...

    Please see the link to technical specifications on the web site Cohline brake resevoir hose 2337....

    Read more Archived in: Brake hose unions
  • Customer question answered

    I want to buy a Smiths Caerbont electric water temp gauge, will the sender unit fit a Ford xflow head thread ?

    Yes the Smiths Caerbont sender, has a 1/8" NPT thread which is the correct thread for your Ford ...

    Read more Archived in: Smiths Gauge
  • Customer question answered

    When you undo the Dzus fastener, is the head retained or can it fall out?

    The pin on a Dzus fastener is held in the mounting flange that will hold the top section in to ...

    Read more Archived in: dzus fasteners
  • Customer question answered

    Is the Lucas DM6 and DMBZ6A Luminition Ignition kit suitable for positive earth car ?

    That is just a fitting kit, but the Luminition Optronic system can be wired to work with positive...

    Read more Archived in: Luminition Ignition system
  • Customer question answered

    I am interested in the Samco hoses for a Morris Minor, but I am confused about the sixth hose? I know there is a top, bottom hose, a bypass hose and two heater hoses so where does the sixth one ...

    Samco hoses in that kit are listed as: Upper Rad hose Lower Rad hose Heater flow hose Heat...

    Read more Archived in: Samco hose kits
  • Customer question answered

    Does this Stack ST3102 Mechanical Oil gauge come with a pressure sensor?

    That particular ST3102 Stack gauge is a mechanical type gauge, so rather than using a sender, it ...

    Read more Archived in: Stack gauges
  • Customer question answered

    Is the pressure adjustments for the Malpassi Petrol King up to 5psi?

    The Malpassi Petrol King can reduce fuel pressure down to between 1 and 5 psi. It will not increa...

    Read more Archived in: fuel pumps
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