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Majestic Jewels

Genuine Honda OEM 10mm Valve Adjustment Wrench

Genuine Honda OEM 10mm Valve Adjustment Wrench

$150.00 USD
$150.00 USD
Sale Sold out
Shipping calculated at checkout.

Incredibly rare, original genuine Honda OEM 10mm Valve Adjustment Wrench Tool ( Factory Part Number: 07908-590000). 

This is a highly sought-after, discontinued special service tool manufactured by Honda decades ago. It features the classic iconic wooden handle grip with a dual-action hollow outer 10mm socket bar and a central inner manual T-handle turning rod. 

Designed specifically for:
- Classic Honda Civic CVCC
- Honda Life 360
- Vintage Honda Goldwing GL1000 Motorcycles
- Other SOHC classic Honda models requiring a 10mm valve adjustment locknut tool

Condition: Good used condition with clear stamped factory markings. Mechanically smooth and fully functional. 

Tags: 
HondaOEM, VintageHonda, GL1000, CivicCVCC, HondaTools
2nd listing option:

Used wooden-handled special tool for old Honda cars and motorcycles.

Combined wrench: for a bolt with a 10 mm head, with a slotted screwdriver about 8 mm wide inside.

Based on information found online, it fits the following models: Honda CIVIC 1200, Honda CIVIC 1500, Honda CIVIC CVCC, Honda GL1000, Honda H1300 and Honda LIFE 360.

 

07908-5900000


"Note for collectors: This is the desirable factory variant featuring the vertical part number stamping wrapped circumferentially around the tool shaft body rather than printed lengthwise."

"Note for collectors: This is the desirable factory variant featuring the vertical part number stamping wrapped circumferentially around the tool shaft body rather than printed lengthwise."


1. Verification via Official OEM Parts Systems
The number stamped on your tool—07908-5900000—is a registered Genuine Honda Manufacturer Part Number (MPN). You can verify this directly through specialized parts networks that host official factory parts catalogs: [1, 2]
  • Honda Parts Now: On the Honda Parts Now Genuine Catalog, searching your exact number confirms the item is officially logged in their system as a "V/Adj Wrnh-10mm" (Valve Adjustment Wrench - 10mm). The database lists its exact manufacturing weight as 1.30 pounds. [1]
  • Parts Pak Network: The official data on Parts Pak confirms that the old part number 07908-5900000 was officially discontinued by Honda and superseded by the updated factory part number 07908-590000A. [1, 2]
  • CMSNL (Consolidated Motor Spares): This global schematic library tracks classic vehicle diagrams. Their CMSNL Honda Civic Special Tools Catalog lists part number 07908-5900000 as a factory-authorized "Wrench, Tappet" explicitly matching vintage 1970s Honda Civic 1500 SOHC engines. [1, 2]
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