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Bosch 6746 Spark Plug
| Brand | Bosch 6746 |
|---|---|
| Resistance | 6000 |
| Ground Electrode Tip Design | Standard |
| Ground Configuration | J-gap |
| Ground Electrode Core Material | Copper |
| Electrical Terminal Type | Non-removable nut |
| Center Electrode Core Material | Copper |
| Center Electrode Tip Material | Platinum |
| Pre-Gap Size | 1 |
| Ground Electrode Quantity | 1 |
| Hex Size | 14 |
| Manufacturer Heat Range | 6 |
| Seat Type | Flat |
| Reach | 26.5 |
| Insulator Material | Ceramic |
| Resistor Type | Yes |
| Ground Electrode Tip Material | Nickel |
| Hex Type | Bi-hex |
| Center Electrode Design | Fine wire |
| 9746 | No |
| Automotive Item Weight (lbs) | 0.088185 lb |
| Insulator Type | Projected |
| Outdoor Power Equipment Application | No |
| Package Contents | Spark plug |
| Package Quantity | 1 |
| Product Length | 3.32874 in |
| Product Width | 0.669291 in |
| Resistor | Yes |
| Short Style | No |
| Spark Plug Type | 4-cycle |
| Thread Diameter (Spark Plug) | 12 mm |
| Product line | OE Fine Wire Platinum |
| Fits | Mini · 16 vehicles |
OE fine wire platinum. Meets or exceeds original equipment specs for platinum spark plugs.
Fine wire design. Improves ignitability and fuel efficiency.
Platinum firing pin. An economical upgrade from conventional copper core spark plugs.
Bosch OE Fine Wire Platinum Spark Plug 6746
Bosch 6746 is an OE Fine Wire Platinum spark plug built for direct replacement service in select Mini applications. It uses a fine-wire center electrode with a platinum firing pin, a tapered ground electrode, and resistor construction to support consistent ignition performance and fuel efficiency.
Compatible With 2010-2015 Mini Cooper, 2011-2016 Mini Cooper Countryman, and 2013-2016 Mini Cooper Paceman. If you are servicing a Mini Cooper spark plug application and want an OE-style platinum upgrade, Bosch 6746 is built to meet or exceed platinum spark plug specifications.
Key Features
- OE Fine Wire Platinum design for improved ignitability
- Platinum center electrode tip with fine-wire construction
- Tapered ground electrode with J-gap configuration
- Resistor spark plug with 6000 resistance rating
- Projected ceramic insulator for stable combustion chamber exposure
- Flat seat, 12 mm thread diameter, 26.5 mm reach, and 14 mm hex size
- Heat range 6 for OE-style service applications
Product Details
Bosch OE Fine Wire Platinum line focuses on practical OE replacement performance, combining a platinum firing pin on the center electrode with a fine-wire layout to promote reliable spark delivery. The Bosch 6746 spark plug is engineered as an economical step up from conventional copper-core plugs while maintaining the fit and function expected in platinum plug applications. For drivers searching Bosch 6746, Bosch spark plug 6746, or a Mini Cooper spark plug replacement, this part supports factory-style service on the listed Mini Cooper, Mini Cooper Countryman, and Mini Cooper Paceman applications.
This part cross-references no listed aftermarket part numbers for the same application.
What It Helps Address
- Hard starting caused by worn spark plug electrodes
- Misfire conditions related to weak or inconsistent spark
- Rough idle from degraded ignition performance
- Reduced fuel efficiency from aging plugs
- Maintenance replacement for OE-style platinum spark plug service
Installation Notes
Verify engine application before installation and confirm the plug matches the listed thread diameter, reach, seat type, and heat range. Use proper spark plug service procedures, including checking gap specification against the vehicle requirement and tightening to the manufacturer’s torque specification. Inspect ignition coils and boots during service to help prevent repeat misfire concerns.
Quality Assurance
Bosch engineers this OE Fine Wire Platinum spark plug to meet or exceed Original Equipment specifications for platinum spark plugs. The design uses platinum center electrode technology and OE-style construction for consistent service in the listed Mini applications.
Compatible Vehicles
- Fits 2010-2015 Mini Cooper, N/A
- Fits 2011-2016 Mini Cooper Countryman, N/A
- Fits 2013-2016 Mini Cooper Paceman, N/A
| Year | Make | Model | Liters | Cylinders | Notes |
|---|---|---|---|---|---|
| 2016 | Mini | Cooper Countryman | 1.6L | L4 | OE Fine Wire Platinum |
| 2016 | Mini | Cooper Paceman | 1.6L | L4 | OE Fine Wire Platinum |
| 2015 | Mini | Cooper | 1.6L | L4 | OE Fine Wire Platinum |
| 2015 | Mini | Cooper Countryman | 1.6L | L4 | OE Fine Wire Platinum |
| 2015 | Mini | Cooper Paceman | 1.6L | L4 | OE Fine Wire Platinum |
| 2014 | Mini | Cooper | 1.6L | L4 | OE Fine Wire Platinum |
| 2014 | Mini | Cooper Countryman | 1.6L | L4 | OE Fine Wire Platinum |
| 2014 | Mini | Cooper Paceman | 1.6L | L4 | OE Fine Wire Platinum |
| 2013 | Mini | Cooper | 1.6L | L4 | OE Fine Wire Platinum |
| 2013 | Mini | Cooper Countryman | 1.6L | L4 | OE Fine Wire Platinum |
| 2013 | Mini | Cooper Paceman | 1.6L | L4 | OE Fine Wire Platinum |
| 2012 | Mini | Cooper | 1.6L | L4 | OE Fine Wire Platinum |
| 2012 | Mini | Cooper Countryman | 1.6L | L4 | OE Fine Wire Platinum |
| 2011 | Mini | Cooper | 1.6L | L4 | OE Fine Wire Platinum |
| 2011 | Mini | Cooper Countryman | 1.6L | L4 | OE Fine Wire Platinum |
| 2010 | Mini | Cooper | 1.6L | L4 | OE Fine Wire Platinum |
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