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Champion 9770 Spark Plug
| Brand | Champion 9770 |
|---|---|
| Center Electrode Diameter (Inch) | 0.103 |
| 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) | 2 |
| Insulator Height | 0.06 |
| Insulator Projection (Inch) | 0.06 |
| Manufacturer Heat Range | 7 |
| Plug Type | RC7WYPB3 |
| Pre-Gap Size | 0.034 |
| Pre-Gap Size | 0.85 |
| Reach | 0.75 |
| Resistor Type | Yes |
| Seat Type | Flat |
| Taper Diameter (Inch) | 0.27 |
| Thread Diameter | 0.551 |
| Thread Diameter | 14.000 |
| Product line | Champion Iridium |
| Fits | Polaris, Honda, BMW, Aston Martin, Audi, and Morgan · 19 vehicles |
Iridium center electrode. Fine-wire design delivers a sharp spark focus for stronger performance.
Platinum ground electrode. Adds durable electrode construction for consistent ignition performance.
J-gap design. Promotes efficient spark exposure for reliable combustion.
Cross-references Anchor 2667, Bosch FR6DPP332 and Carlson 41121 for the same application. See all 25.
Champion Iridium Spark Plug for OE-Style Performance
Champion Iridium Part Number 9770 is a secondary ignition spark plug built with a fine-wire iridium center electrode and a platinum ground electrode for a focused spark event. It is a direct-fit choice for select Honda Civic applications, along with specific Audi S4, Audi S6, and Aston Martin DB7 fitments.
Key Features
- Fine-wire iridium center electrode for sharp spark focus
- Platinum ground electrode with J-gap design
- Pre-gapped at 0.034 in / 0.85 mm
- Resistor-type plug for stable ignition performance
- Flat seat design with 14 mm thread diameter and 0.75 in reach
- Heat range 7 with non-removable nut terminal
- Champion Iridium line for OE-style ignition service
Product Details
Champion Iridium 9770 uses an iridium center electrode and platinum ground electrode materials to support a concentrated spark at the plug tip. The J-gap configuration, 0.625 in hex size, and flat seat design align with the listed OE-type applications, including 2001-2011 Honda Civic, 1992-1994 Audi S4, 1995-1997 Audi S6, and 1997-1998 Aston Martin DB7. For shoppers searching Champion 9770 spark plug, Honda Civic iridium spark plug, or Audi S4 ignition tune-up parts, this plug matches the specified plug type RC7WYPB3.
Champion Iridium is the brand line used for Champion’s iridium plug range, combining fine-wire center electrode construction with platinum ground support for consistent ignition characteristics in the listed applications.
What It Is Used For
- Replacing worn spark plugs that cause rough idle
- Restoring ignition performance in Honda Civic, Audi S4, Audi S6, and Aston Martin DB7 applications
- Addressing misfire-related drivability concerns
- Improving cold-start consistency when old plugs have degraded
- Maintaining proper spark focus in OE-type ignition systems
Installation Notes and Tips
Verify the vehicle’s required plug type and gap before installation. This plug is listed with a 0.034 in pre-gap, while several fitments note OE gap references of 0.032 in, 0.028 in, or 0.024 in depending on application. Confirm the correct application by year, make, and model before service. Use the specified seat type and thread dimensions during installation, and follow the vehicle manufacturer’s torque procedure.
Fits 2001-2005 Honda Civic, N/A; fits 2006-2007 Honda Civic, N/A; fits 2008-2010 Honda Civic, N/A; fits 2011 Honda Civic, N/A; fits 1992-1994 Audi S4, N/A; fits 1995-1997 Audi S6, N/A; fits 1997-1998 Aston Martin DB7, N/A.
Quality Assurance
Champion manufactures this spark plug as part of its Iridium line with iridium and platinum electrode materials specified for the listed applications. Part Number 9770 cross-references NGK 1675 and Bosch FR6DPP332 for the same application.
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2011 | Honda | Civic | 1.8L | L4 | CNG | N/A | OE Type; Gap 0.032 (in); Plug Type Number RC7WYPB3; Champion Iridium |
| 2010 | Honda | Civic | 1.8L | L4 | CNG | N/A | Gap 0.032 (in); Plug Type Number RC7WYPB3; Champion Iridium |
| 2009 | Honda | Civic | 1.8L | L4 | CNG | N/A | Gap 0.032 (in); Plug Type Number RC7WYPB3; Champion Iridium |
| 2008 | Honda | Civic | 1.8L | L4 | CNG | N/A | Gap 0.032 (in); Plug Type Number RC7WYPB3; Champion Iridium |
| 2007 | Honda | Civic | 1.8L | L4 | CNG | N/A | OE Type; Gap 0.032 (in); Plug Type Number RC7WYPB3; Champion Iridium |
| 2006 | Honda | Civic | 1.8L | L4 | CNG | N/A | OE Type; Gap 0.032 (in); Plug Type Number RC7WYPB3; Champion Iridium |
| 2005 | Honda | Civic | 1.7L | L4 | CNG | N/A | Gap 0.032 (in); Plug Type Number RC7WYPB3; Champion Iridium |
| 2004 | Honda | Civic | 1.7L | L4 | CNG | N/A | Gap 0.032 (in); Plug Type Number RC7WYPB3; Champion Iridium |
| 2003 | Honda | Civic | 1.7L | L4 | CNG | N/A | Gap 0.032 (in); Plug Type Number RC7WYPB3; Champion Iridium |
| 2002 | Honda | Civic | 1.7L | L4 | CNG | N/A | Gap 0.032 (in); Plug Type Number RC7WYPB3; Champion Iridium |
| 2001 | Honda | Civic | 1.7L | L4 | CNG | N/A | Gap 0.032 (in); Plug Type Number RC7WYPB3; Champion Iridium |
| 1998 | Aston Martin | DB7 | 3.2L | L6 | — | N/A | Gap 0.024 (in); Plug Type Number RC7WYPB3; Champion Iridium |
| 1997 | Aston Martin | DB7 | 3.2L | L6 | — | N/A | Gap 0.024 (in); Plug Type Number RC7WYPB3; Champion Iridium |
| 1997 | Audi | S6 | 2.2L | L5 | — | N/A | Gap 0.028 (in); Plug Type Number RC7WYPB3; Champion Iridium |
| 1996 | Audi | S6 | 2.2L | L5 | — | N/A | Gap 0.028 (in); Plug Type Number RC7WYPB3; Champion Iridium |
| 1995 | Audi | S6 | 2.2L | L5 | — | N/A | Gap 0.028 (in); Plug Type Number RC7WYPB3; Champion Iridium |
| 1994 | Audi | S4 | 2.2L | L5 | — | N/A | Gap 0.028 (in); Plug Type Number RC7WYPB3; Champion Iridium |
| 1993 | Audi | S4 | 2.2L | L5 | — | N/A | Gap 0.028 (in); Plug Type Number RC7WYPB3; Champion Iridium |
| 1992 | Audi | S4 | 2.2L | L5 | — | N/A | Gap 0.028 (in); Plug Type Number RC7WYPB3; Champion Iridium |
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