6703 – NGK BPMR7A Spark Plug (Genuine OEM Replacement for STIHL Chainsaws & Brushcutters) The NGK 6703 BPMR7A Spark Plug is a genuine OEM replacement spark plug designed to deliver reliable ignition performance for a wide range of STIHL chainsaws and brushcutters. Manufactured by NGK, a world leader in spark plug technology, the BPMR7A provides consistent spark, fast starting, smooth engine operation, and efficient fuel combustion in demanding professional and residential applications. Built with a durable nickel-alloy center electrode and high-quality ceramic insulator, the NGK BPMR7A offers excellent resistance to fouling, corrosion, and wear, helping maximize engine performance and service life. Product Details Part Number: 6703 Manufacturer: NGK Model: BPMR7A Part Type: Spark Plug Thread Size: 14 mm Hex Size: 19 mm (3/4") Reach: 9.5 mm (3/8") Seat Type: Gasket Genuine NGK OEM Part Compatible STIHL Models Chainsaws STIHL MS 341 STIHL MS 650 STIHL MS 780 Brushcutters STIHL FS 120 STIHL FS 120 R STIHL FS 160 STIHL FS 180 STIHL FS 200 STIHL FS 200 R Always verify your owner's manual or original spark plug before ordering, as fitment may vary by production year and engine specification. Key Features Genuine NGK OEM spark plug Reliable cold and hot starting Consistent spark for smooth engine performance High-quality nickel-alloy center electrode Excellent resistance to fouling and corrosion Helps improve fuel efficiency and combustion Long service life Function The NGK BPMR7A Spark Plug ignites the air-fuel mixture inside the combustion chamber, ensuring dependable starting, efficient combustion, and smooth engine performance. Replacing a worn spark plug helps restore power, reduce misfires, and improve fuel economy. Compatible Equipment Designed for compatible STIHL chainsaws and brushcutters, including: Professional chainsaws Brushcutters Clearing saws Other STIHL equipment specifying the NGK BPMR7A spark plug Who Is This For? Professional arborists Commercial landscapers Forestry workers Grounds maintenance crews Homeowners maintaining STIHL equipment Small engine repair technicians Recommended Applications Ideal for routine maintenance and tune-ups on compatible STIHL outdoor power equipment to maintain peak engine performance and reliable starting. Pros Genuine NGK OEM quality Fast, reliable engine starting Excellent fouling resistance Long-lasting durability Direct replacement for compatible STIHL equipment Trusted by professional users worldwide Cons Fits only engines specifying the NGK BPMR7A spark plug Spark plug gap should always be checked according to the STIHL service manual before installation Comparison – NGK BPMR7A vs Generic Spark Plugs NGK BPMR7A Genuine OEM-quality construction Consistent ignition performance Superior resistance to fouling Longer service life Reliable fit and durability Generic Spark Plugs Variable ignition quality Shorter lifespan Less consistent manufacturing Increased risk of fouling and misfires Why Buy from Barry's Power Equipment? Barry's Power Equipment supplies genuine NGK spark plugs and premium outdoor power equipment parts trusted by professionals and homeowners alike. Genuine OEM replacement components Fast nationwide shipping Competitive pricing Expert technical support Extensive inventory for NGK, STIHL, Echo, Husqvarna, RedMax, Shindaiwa, and other leading outdoor power equipment brands
