CMR5H Spark Plug for Honda GX25 GX35 Trimmer Blower Edger
CMR5H Spark Plug for Honda GX25 GX35 Trimmer Blower Edger
CMR5H Spark Plug Replacement for GX25 & GX35 Engines
Keep your 4-stroke trimmer, blower, or lawn edger running at peak performance with this precision CMR5H spark plug replacement. Featuring an iridium electrode design with a sharp-pointed ground electrode, this plug delivers reliable ignition, quicker starts, and improved combustion efficiency — all in a compact, direct-fit form factor.
Key Features
- Iridium Electrode Material — Engineered for enhanced ignition reliability and longer service life compared to standard copper plugs
- Sharp-Pointed Ground Electrode — Promotes a stronger, more consistent spark for better fuel combustion and acceleration
- Direct-Fit Replacement — Designed as a drop-in replacement for CMR5H spark plugs with no modifications required
- 4-Stroke Engine Compatible — Built specifically for 4-stroke trimmers, blowers, and edgers
- Eco-Conscious Design — More complete combustion means lower emissions compared to conventional spark plugs
- Easy Installation — Swap out your old plug in minutes with standard tools
Compatible Models
- Honda Engines: GX25, GX35
- Honda Power Equipment: ULT425, UMS425, UMK425, UMK435, UMC425, UMC435, HHB25, HHH25
- Atom Lawn Edger with GX25 or GX35 motors
Specifications
| Plug Type | CMR5H |
| Electrode Material | Iridium |
| Engine Type | 4-Stroke |
| Application | Trimmer, Blower, Edger |
| Package Contents | 1 x CMR5H Spark Plug |
| Country of Origin | Made in Mainland China |
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Frequently Asked Questions
Q: Is this CMR5H spark plug compatible with Honda GX25 and GX35 engines?
A: Yes! This spark plug is a direct replacement for CMR5H plugs and is fully compatible with Honda GX25 and GX35 engines used in trimmers, blowers, edgers, and related 4-stroke power equipment models including ULT425, UMS425, UMK425, UMK435, UMC425, UMC435, HHB25, and HHH25.
Q: What is the advantage of an iridium electrode spark plug over a standard one?
A: Iridium electrode spark plugs feature a finer, sharper tip that produces a stronger and more focused spark than conventional copper plugs. This results in more reliable ignition, faster engine starts, smoother acceleration, and more complete fuel combustion — making them a worthwhile upgrade for your trimmer or blower.
Q: How many spark plugs are included in this purchase?
A: Each purchase includes 1 x CMR5H spark plug. If you need multiple plugs for fleet maintenance or a spare, simply adjust the quantity at checkout.
Q: Do I need any special tools to install this spark plug?
A: No special tools are required. A standard spark plug wrench or socket wrench is all you need. Always ensure the engine is cool before replacing the spark plug, and check your engine manual for the correct torque specification.