MOTO1988 Ignition Coil & Spark Plug Kit for Honda CRF450 / TRX450 (2002-2015) OEM Fit, Direct Replacement

This two-piece kit contains one ignition coil and one spark plug engineered to match OEM fitment numbers 30500-HP1-003, 30700-MEB-671, and 30500-MEB-671. It’s designed for riders and mechanics who need a straightforward replacement for Honda CRF450R/CRF450X dirt bikes and TRX450R/TRX450ER ATVs from model years 2002 through 2015. The kit ships complete and ready to install—no extra parts included—so verify compatibility with your vehicle before ordering.

How do I know this will fit my Honda model?

Match the OEM or part numbers on your old coil and spark plug to the numbers listed for this kit. Fitment covers several CRF450 and TRX450 model years; if your machine’s part number aligns, this kit will replace the original components without modification.

• Compatible OEM numbers: 30500-HP1-003, 30700-MEB-671, 30500-MEB-671
• CRF450R: 2002–2008 compatibility
• CRF450X: 2005–2009 and 2012–2015 coverage
• TRX450R/TRX450ER: selected 2006–2014 years listed in product details

What improvements should I expect after installing this coil and plug?

Replacing a worn ignition coil and spark plug typically restores consistent spark strength, leading to more reliable starts and smoother throttle response. While results depend on overall engine condition, you should notice reduced misfires and steadier idling on properly maintained machines.

• Stronger, more consistent spark delivery for combustion
• Improved engine starting and reduced stumble during acceleration
• Better idle stability if ignition was the root cause of issues

How difficult is installation and what tools do I need?

Installation is straightforward for anyone with basic mechanical skills: remove the old coil and plug, transfer any simple brackets, and fit the new parts in place. Typical tools include a socket set, spark plug socket, and a torque wrench to ensure correct plug seating.

• Require standard hand tools: sockets, ratchet, torque wrench
• Follow OEM torque specs for spark plug and coil fasteners
• Electrical connector and boot fitment are plug-and-play for listed models

What aftermarket support and warranty are included?

Each purchase from MOTO1988 comes with responsive customer service and a one-year product service period to cover manufacturing issues. If you have fitment questions before buying or need help after installation, contact the seller’s support email for assistance.

• 1 x ignition coil and 1 x spark plug in the package
• 24-hour customer service availability via email
• 1-year product service for defects or manufacturing faults

Who is this for: This kit is intended for Honda CRF450 and TRX450 owners, mechanics, and off-road riders who need a dependable OEM-compatible replacement for aging or failed ignition components. If your dirt bike or ATV falls within the listed years and shows ignition-related symptoms—hard starting, misfires, or inconsistent idle—this MOTO1988 coil and spark plug set offers a direct, cost-effective path back to reliable performance. Always verify your machine’s part numbers and consult a mechanic if you’re unsure about installation procedures.