CR8E Spark Plug for Yamaha YFZ450 YZ250F YZ450F 2004–2009

Product Overview

High-performance CR8E spark plug engineered for Yamaha high-rev four-stroke engines, delivering reliable ignition, smooth combustion, and stable performance under extreme riding conditions.

Product Compatibility

Category	Details
Compatible Models	Yamaha YFZ450, YZ250F, YZ450F
Year Range	2004–2009
Vehicle Type	ATV, Motocross Motorcycle
OEM Replacement Numbers	94701-00411, 92070-0019
Spark Plug Type	CR8E

Specifications

Item	Details
Spark Plug Model	CR8E
Thread Diameter	8 mm / 0.31"
Thread Reach	18 mm / 0.71"
Hex Size	14 mm / 0.55"
Engine Type	4-stroke
Condition	Brand New Aftermarket

Key Features

• Direct CR8E Replacement – Designed to match OEM specifications for Yamaha performance engines
• Strong & Stable Ignition – Fine electrode design ensures consistent spark output
• Excellent Cold Start Performance – Reliable ignition even in low-temperature conditions
• High Load & High RPM Stability – Maintains spark strength during aggressive riding
• Wear-Resistant Electrodes – High-quality materials extend service life
• Improved Combustion Efficiency – Reduces misfire and ignition delay for smoother operation