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NGK 1207 Spark Plug
| Brand | NGK 1207 |
|---|---|
| Resistance | 5000 |
| Ground Electrode Tip Design | Standard |
| Ground Configuration | Standard |
| Ground Electrode Core Material | Nickel |
| Electrical Terminal Type | Removable nut |
| Center Electrode Core Material | Copper |
| Center Electrode Tip Material | Nickel |
| Pre-Gap Size | .028 |
| Ground Electrode Quantity | 1 |
| Hex Size | 13/16 |
| Insulator Height | 55.00 |
| Manufacturer Heat Range | 7 |
| Seat Type | Flat |
| Reach | .5 |
| Thread Diameter | 14.00 |
| Part Number | Br7hs s25 |
| Stock Number | 1207 |
| Product line | Standard Spark Plug Shop Pack |
| Fits | Aprilia · 1 vehicle |
OE-style service part. Built to original equipment standards for ignition maintenance.
Copper core design. Supports efficient heat transfer and stable spark performance.
Pre-gapped at .028. Ready for service with a factory-set electrode gap.
Cross-references AMS Automotive 4024, BENDIX PREMIUM BRAKE SHOES 874 and CSF 6051 for the same application. See all 44.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Overview
The NGK BR7HS S25 spark plug is a direct ignition service part for a specific Aprilia application. It uses a copper core center electrode, nickel electrode materials, and a 5,000 ohm resistor to support stable spark performance. The NGK 1207 is built to original equipment standards and reflects the brand’s long OE supply history.
Key Features
- Copper core center electrode for consistent heat transfer.
- Nickel center and ground electrode materials.
- 5,000 ohm resistor for ignition noise suppression.
- Flat seat design with 14 mm thread diameter and 0.5 in reach.
- Pre-gapped to .028 for service-ready installation.
- Removable nut terminal for flexible connection style.
Detailed Description
This NGK spark plug, part number 1207, is specified as BR7HS S25 and matches the listed Aprilia Rally 50 (Air Cooled) application for 2004. The design combines a copper core center electrode with nickel tip and ground materials, a standard ground configuration, and a 7 heat range. These construction details support reliable ignition service in the correct engine application. The NGK 1207 is a practical choice when replacing a worn plug in the Aprilia Rally 50 (Air Cooled) and when maintaining OE-style service specifications.
Common Issues It May Address
- Hard starting caused by a worn or fouled spark plug.
- Weak ignition performance from excessive electrode wear.
- Misfire concerns related to incorrect plug gap or heat range.
- Ignition noise issues where resistor-equipped plugs are required.
Installation Notes and Tips
Verify the BR7HS S25 specification, thread diameter, reach, seat type, and pre-gap before installation. Confirm the electrical terminal style matches the ignition lead or cap. Use the listed fitment only: Fits 2004 Aprilia Rally 50 (Air Cooled), N/A.
Quality Assurance
NGK is a long-standing OE spark plug supplier in North America with extensive automotive manufacturing experience. This part cross-references FEL-PRO (e.g., 422, 1207) for the same application.
| Year | Make | Model | Liters | Cylinders | Notes |
|---|---|---|---|---|---|
| 2004 | Aprilia | Rally 50 (Air Cooled) | -L | -- | Actual OE Manufacturer; Standard Spark Plug Shop Pack |
| No rows match your filter. | |||||