Authentic Mikuni HSR Short Idle Adjuster Screw – Precision-Made in Japan for HSR42, HSR45 & HSR48 Carburetors

Description

This is a Genuine Mikuni short idle adjuster screw designed specifically for the HSR series performance carburetors, including the HSR42, HSR45, and HSR48. Manufactured in Japan to strict OEM standards, this adjuster provides smooth, accurate idle adjustment and long‑lasting durability.
Unlike cheap offshore reproductions, this authentic Mikuni component ensures proper fit, correct thread pitch, and reliable operation. If your idle screw is worn, stripped, or missing, replacing it with a genuine part restores proper tuning capability and prevents carburetor damage.
Perfect for Harley‑Davidson, custom builds, and any machine running Mikuni HSR carbs.

⭐ FitmentFits the following Mikuni carburetors:• HSR42• HSR45• HSR48(Works with all HSR‑series applications.)⭐ Specifications• Part Type: Short Idle Adjuster Screw• Brand: Genuine Mikuni• Material: OEM‑grade metal construction• Manufacturing Origin: Made in Japan• Compatibility: HSR42 / HSR45 / HSR48 carburetors• Quality: High‑precision OE component (not China‑made)
⭐ Key Features• Genuine Mikuni OEM part• Smooth, precise idle adjustment• Correct fit and thread pitch for HSR carbs• Made in Japan for superior reliability• Prevents tuning issues caused by worn screws• Ideal replacement for damaged or missing adjusters• Works on all HSR42, HSR45, and HSR48 carburetors

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