MIKUNI Main Jet #540 - 4-Pack 4/042-540
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MIKUNI Main Jet #540 – 4-Pack 4/042-540

Original price was: $5.20.Current price is: $1.56.

SKU: KM4042540 Category:

Description

Precision fuel metering is non-negotiable in carbureted performance builds. These OEM-spec main jets deliver consistent jetting across a wide range of Mikuni applications, eliminating guesswork and ensuring repeatable, reliable engine tuning. Stock with a 4-pack, you’ll have spares on hand for testing different setups or quick field replacements.

  • Size: #540 main jet
  • Fitment: VM18 (clamp-on), VM24-512, VM26-512, VM26-606, TMX Series
  • OEM replacement: 4/042 original equipment jets
  • Material: Precision-machined brass
  • Quantity: 4 jets per pack
  • Origin: Made in Japan
  • Installation: Bolt-in, no modification required
  • Specification compatibility: Check carb model and original jet size before ordering

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