Pack of 10 genuine NGK CMR5H standard resistor spark plugs for Honda GX25/GX35 and the compatible machinery / OE references shown below. A useful workshop or service pack for multiple maintenance jobs.
Key Details
- Package quantity: 10 spark plugs
- Manufacturer: NGK
- Plug reference: CMR5H
- NGK stock number: 7599
- Thread diameter: M10 / 10mm
- Thread pitch: 1.0mm
- Thread reach: 12.7mm
- Hex size: 16mm
- Seat type: Flat
- Electrode type: Standard nickel
- Tip configuration: Non-projected
- Resistor type spark plug
- Solid terminal
- Nominal electrode gap: approximately 0.7mm
- Suitable for routine servicing and replacement
OE / Manufacturer References
Known OE and manufacturer references associated with NGK CMR5H include:
- NGK: CMR5H, 7599
- Honda: 31915-Z0H-003
- Honda catalogue variants: 31915-Z0H-0030, 31915-Z0H-0031
- STIHL: 0000 400 7003, 0000 400 7009
- Shindaiwa: 90118, A425000040
- Husqvarna: 531008614
- Stiga / GGP: 118551704/0, 1185517040
Equivalent / Cross References
These are equivalent or aftermarket cross-reference numbers rather than OE references:
- Bosch USR7AC / 0 242 035 500
- Champion RZ7C
- Champion RZ7CT10
- Champion 965
- Autolite 4194
- Brisk 3138
- Brisk 3161
- Brisk TR17
- Brisk TR17C
- Active MR80
Always check the original spark plug or equipment parts information before substituting one manufacturer's reference for another.
Engine & Machine Fitment
Honda engines
- GX25
- GX35
Honda equipment / machinery
- FG110
- HHB25
- UMK425
- UMK435
- UMS425
- HHT25S / GX25
- HHH25D
- HHH25S
- UMC425E
- UMC425U
- UMC435E
- UMC435U
- WJR1525
- WJR2525
Efco / Oleo-Mac and related machinery
- DS 2600
- DS 3600
- MZ 2030
- BC260
- BC360
Shindaiwa applications
- EB2510
- EB3410
- EB8510
- EB8520
- C2510
- C3410
- AHS2510
- DH2510
- HT2510
- LE2510
- T2510
- T2510X
- T3410
- GP3410
STIHL
- Suitable for applications specifying STIHL reference 0000 400 7003 or 0000 400 7009
- Used on certain STIHL 4-cycle / 4-stroke engine applications
Husqvarna
- Suitable for equipment specifying Husqvarna OE reference 531008614
Stiga / GGP
- Suitable for equipment specifying Stiga / GGP reference 118551704/0
Pack Information
This listing supplies 10 identical NGK CMR5H / 7599 spark plugs. The product photographs may show the plug and packaging for identification; the quantity supplied is stated in this listing title and description.
Important Compatibility Check
Please check the spark plug currently fitted, engine model and OE/reference number before ordering.
CMR5H should not be confused with similar plugs such as CMR6H. Some machines within the same manufacturer or model family can use a different heat range or spark plug depending on engine version, production date and market.
Compare the thread diameter, thread reach, hex size, electrode configuration and reference number with the plug currently fitted before ordering.
Delivery & Returns
- Free UK delivery with an estimated 2–3 working-day service
- 30-day returns, subject to the item being returned unused and in its original condition