SKU: 50003-M35I-1 HKS SUPER FIRE RACING M35i Spark Plug Single The HKS SUPER FIRE RACING M35i spark plug. High-performance iridium design with 0.4mm fine electrode delivers superior ignition, faster combustion, improved throttle response, and higher power output, the ultimate spark plug upgrade for any high-boost, tuned, or race engine seeking maximum efficiency and reliability. Key Features 0.4mm Iridium Fine Electrode Concentrated spark for stronger ignition and better combustion efficiency M35i Heat Range Optimized for high-performance and boosted applications to prevent pre-ignition High Heat Resistance Iridium alloy withstands extreme temperatures and boost levels Improved Throttle Response Faster flame propagation for quicker engine response Single Plug Sold individually for custom sets or replacement Spec Detail Part Number 50003-M35I-1 Brand HKS Type SUPER FIRE RACING Spark Plug Heat Range M35i Electrode 0.4mm Iridium Fine Thread Diameter 12 mm Reach 26.5 mm Hex Size 16 mm Compatibility High-performance and boosted engines (verify fitment) Country of Origin Japan Warranty HKS Limited Warranty Whats Included 1 x HKS SUPER FIRE RACING M35i Spark Plug Product Notes Sold as single plug order quantity needed for full set Recommended gap: 0.7-0.8mm (adjust per engine specs) Ideal for turbocharged, supercharged, or high-compression engines Installation Notes Standard spark plug replacement procedure Estimated time: 3060 minutes Use anti-seize and torque to manufacturer specs This Part Fits Year Range Make Model Trim / Engine Notes Universal Universal High-Performance Engines M35i heat range applications Verify thread and reach Why Choose HKS SUPER FIRE RACING Spark Plugs? #1 choice for high-boost and race ignition performance Built & tested in Japan Chosen by tuners and racers for faster combustion and power gains Frequently Asked Questions Q: What gap should I use? A: Recommended 0.7-0.8mm; adjust based on engine setup and boost level. Q: Is M35i suitable for high boost? A: Yes, M35i heat range is ideal for turbocharged or high-compression engines. Q: Sold individually? A: Yes, single plug; order quantity for full set (typically 4 or 6). Shipping & Handling Method: Ground UPS or FedEx Availability: In stock ships same or next business day Packaging: Official HKS retail box Reviews There are no reviews yet. Be the first to review “HKS SUPER FIRE RACING M35i – Single” Cancel replyYour email address will not be published. Required fields are marked *Your rating * Rate… Perfect Good Average Not that bad Very poor Your review *Name * Email * Save my name, email, and website in this browser for the next time I comment.
