NGK Spark Plug #6597 (BPR5EIX) - Harley & Indian V-Twin
About NGK
NGK parts and accessories are stocked at Vtwinbikers for Harley-Davidson and Indian Motorcycle applications. Every NGK item we list is new and sourced through authorized distribution. If you are not certain a part matches your year and model, use Shop by Bike or email our team before you order and we will confirm fitment first.
Ensure your Harley-Davidson or Indian V-twin fires up consistently with the NGK #6597 spark plug. This BPR5EIX plug is built with genuine NGK construction, delivering reliable ignition and stable performance across a broad temperature range. It's a direct replacement engineered for the demands of your V-twin engine.
Why riders pick this
- Genuine NGK construction for reliability
- Delivers consistent firing across temperature ranges
- Direct OEM replacement for V-twin engines
- Supports dependable cold starting
A healthy spark is fundamental to a well-running V-twin, and the NGK #6597 (BPR5EIX) spark plug is designed to deliver just that. Whether you're cruising on a Harley-Davidson Electra Glide or an Indian Chief, this plug ensures consistent combustion and dependable starts. Don't compromise on ignition components when chasing peak performance.
Optimized Ignition Performance
- Genuine NGK construction for superior quality and reliability
- Engineered for consistent firing across various operating temperatures
- Direct OEM replacement, simplifying maintenance
- Supports reliable cold starts and smooth engine operation
Essential for Engine Health
Replacing your spark plugs regularly is a crucial part of V-twin maintenance. The NGK #6597 helps maintain optimal engine efficiency and responsiveness. For riders looking to keep their engine running strong, especially after a cam upgrade or exhaust swap, fresh plugs are a must-have.
Specifications
- Brand: NGK
- Manufacturer Part #: 6597
- Part Number: BPR5EIX
- UPC: 087295165973
- Weight: 0.1764 lbs
- Country of Origin: Japan
Common questions
What V-twin motorcycles does this spark plug fit?
This NGK #6597 spark plug is designed for various Harley-Davidson and Indian Motorcycle V-twin models. Please consult your motorcycle's owner's manual to confirm the exact plug required for your specific year and model.
Is this a genuine NGK part?
Yes, this spark plug is manufactured by NGK, ensuring genuine quality and performance for your motorcycle.
How often should I replace my spark plugs?
NGK plugs typically provide optimal performance for 10,000–15,000 miles, but replacement intervals can vary based on your motorcycle's service schedule and riding conditions.
Ordering from Vtwinbikers
- Brand new, sourced through authorized US distribution — never used, never grey-market.
- Not sure it fits? Use Shop by Bike to filter by your year and model, or email us and we will confirm before you order.
- Harley-Davidson and Indian Motorcycle is all we do, so you are talking to people who ride what you ride.
| BRAND | NGK |
| TYPE | Spark Plugs |
| SKU | 2-BPR5EIX |
| WEIGHT | 0.18 lb |
