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Champion 9701 Spark Plug
| Brand | Champion 9701 |
|---|---|
| Center Electrode Diameter (Inch) | 0.081 |
| Center Electrode Tip Material | Iridium |
| Classification | Champion Iridium |
| Electrical Terminal Type | Non-Removable Nut |
| Gap Style | J Gap |
| Ground Electrode Core Material | Platinum |
| Ground Electrode Material | Platinum Pad Surface |
| Ground Electrode Quantity | 1 |
| Ground Electrode Tip Design | J Gap |
| Hex Size | 0.625 |
| Hex Size | 15.880 |
| Hex Type | Hex |
| Installed Height (Inch) | 1.99 |
| Insulator Height | 0.03 |
| Insulator Projection (Inch) | 0.03 |
| Manufacturer Heat Range | 8 |
| Plug Type | RA8WHP |
| Pre-Gap Size | 0.033 |
| Pre-Gap Size | 0.85 |
| Reach | 0.75 |
| Resistor Type | Yes |
| Seat Type | Flat |
| Taper Diameter (Inch) | 0.2 |
| Thread Diameter | 0.472 |
| Thread Diameter | 12.000 |
| Product line | Champion Iridium |
| Fits | Harley Davidson, Kawasaki, Yamaha, Indian, Suzuki, Honda, Cub Cadet, Victory, BMW, Ducati, Sea-Doo, Big Dog, Can-Am, Polaris, Arctic Cat, Beta, Ski-Doo, Triumph, American IronHorse, Benelli, Bimota, Husaberg, Buell, Gas Gas, Bombardier, John Deere, Kasea, KTM, Aprilia, Excelsior-Henderson, Chrysler, and Husqvarna · 10 vehicles |
Iridium center electrode. Fine-wire design sharpens spark focus for stronger performance.
Platinum ground electrode. Built for durable spark delivery and consistent ignition.
J-gap design. Promotes a focused spark for efficient combustion.
Cross-references AMS Automotive 4759, Anchor 3605 and Anchor 3606 for the same application. See all 25.
Champion Iridium Spark Plug 9701 Overview
Champion Iridium 9701 is a performance-focused spark plug built with a fine-wire iridium center electrode and a platinum ground electrode for a sharper spark focus. It is a direct choice for select BMW applications, including BMW M3, BMW M5, and BMW M6 fitments listed below.
Key Features
- Fine-wire iridium center electrode for precise spark delivery
- Platinum ground electrode core with platinum pad surface
- J-gap design with a 0.033 pre-gap size
- Resistor spark plug for ignition noise control
- Flat seat design with 0.75 reach and 12 mm thread diameter
- Hex size: 0.625 in. / 15.880 mm
- Champion Iridium classification for select secondary ignition applications
Product Details
Champion Iridium 9701 uses an iridium center electrode and platinum ground electrode materials to promote a focused spark kernel at the plug tip. The J-gap configuration, non-removable nut terminal, and flat seat construction support OE-style service replacement in the specified BMW applications. This part number 9701 is listed for 1987-1988 BMW M6, 1988 BMW M5, 1988-1991 BMW M3, and 1991-1993 BMW M5 applications with the notes shown in the fitment data.
This part cross-references NGK 6546 for the same application.
What It Helps Address
- Misfire caused by worn or eroded spark plug electrodes
- Hard starting related to weak ignition spark
- Rough idle from inconsistent combustion at the plug
- Reduced throttle response from degraded secondary ignition performance
- Service replacement needs for BMW M3, BMW M5, and BMW M6 ignition systems
Installation Notes and Tips
Verify the plug type, thread diameter, reach, seat type, and gap specification before installation. The listed fitment notes include application-specific gap requirements: 0.028 in. for the 1987-1988 BMW M6, 1988 BMW M5, and 1988-1991 BMW M3 applications, and 0.024 in. for the 1991-1993 BMW M5 application. Confirm the ignition system specification against the vehicle service information before final installation.
- Fits 1987-1988 BMW M6, N/A
- Fits 1988 BMW M5, N/A
- Fits 1988-1991 BMW M3, N/A
- Fits 1991-1993 BMW M5, N/A
Quality Assurance
Champion Iridium is positioned as a premium spark plug line from Champion, using iridium and platinum electrode materials for precise spark focus and stable ignition performance in the listed applications.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1993 | BMW | M5 | 3.6L | L6 | N/A | Gap 0.024 (in); Plug Type Number RA7WHP3; Champion Iridium |
| 1992 | BMW | M5 | 3.6L | L6 | N/A | Gap 0.024 (in); Plug Type Number RA7WHP3; Champion Iridium |
| 1991 | BMW | M3 | 2.3L | L4 | N/A | Gap 0.028 inches, Plug Type Number RA7WHP3; Champion Iridium |
| 1991 | BMW | M5 | 3.6L | L6 | N/A | Gap 0.024 (in); Plug Type Number RA7WHP3; Champion Iridium |
| 1990 | BMW | M3 | 2.3L | L4 | N/A | Gap 0.028 inches, Plug Type Number RA7WHP3; Champion Iridium |
| 1989 | BMW | M3 | 2.3L | L4 | N/A | Gap 0.028 inches, Plug Type Number RA7WHP3; Champion Iridium |
| 1988 | BMW | M3 | 2.3L | L4 | N/A | Gap 0.028 inches, Plug Type Number RA7WHP3; Champion Iridium |
| 1988 | BMW | M5 | 3.5L | L6 | N/A | Gap 0.028 inches, Plug Type Number RA7WHP3; Champion Iridium |
| 1988 | BMW | M6 | 3.5L | L6 | N/A | Gap 0.028 inches, Plug Type Number RA7WHP3; Champion Iridium |
| 1987 | BMW | M6 | 3.5L | L6 | N/A | Gap 0.028 inches, Plug Type Number RA7WHP3; Champion Iridium |
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