1983 Rolls Royce Ignition Parts
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- Champion Copper Plus- Boxed - RN12YC
- Gap 0.035in; Plug Type RN12YC Actual OE Part
- Champion Copper Plus 404 Spark Plug (Carton of 4)
- Copper Plus
- Product Attributes:
- Hex Size:
- 0.813
- 20.650
- Reach: 0.75
- Center Electrode Tip Material: Nickel
- Seat Type: Flat
- Electrical Terminal Type: Non-removable Nut
- Pre-Gap Size:
- 0.035
- 0.89
- Classification: Champion Copper Plus
- Ground Electrode Core Material: Nickel
- Insulator Height: 0.12
- Plug Type: Rn12yc
- Hex Size:
- Dependable performance. This Champion® spark plug features a copper core electrode that provides increased conductivity and heat control for good overall wear.
-
Suggested Purchase Quantity: 8
- Most jobs typically require 8 of this item.
- This item must be purchased in quantities of 4
This Part Fits the Following OEM/Substitute Numbers:
14GR42, 4091713, 4218, 4219, 4220, 5213693, 7507837, 7905, 7922, 8008, 9007, 93206675, 93230927, AGR32C, AGR42, AGR42C, AGR52, AGS32C...VIEW MORE
Additional Fitment Information:
| Vehicle | Block | CC | Engine | CID |
|---|---|---|---|---|
| 1983 - Rolls-Royce Corniche | V | 6750 | 8 Cyl 6.8L | 412 |
- NGK V-Power Spark Plug
- Gap 0.035" OE Equivalent Design
- V-Power Spark Plug
- Product Attributes:
- Center Electrode Design: Standard
- Center Electrode Insulator Tip Projection:
- 0.16
- 4.0
- Washer Included: Yes
- Electrical Terminal Type: Non-removable Nut
- Grade Type: Standard Replacement
- Service Number: Gr4
- Washer Type: Crush
- Ground Electrode Tip Material: Nickel
- Short Style Spark Plug: No
- Skirt: No
- Center Electrode Core Material: Copper
- Part Number: Gr4
- Resistor Type: Yes
- Stock Number: 2635
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
- .040
- 1.0
- Ground Electrode Core Material: Nickel
- Material Grade: Nickel/copper
- Center Electrode Projection: Mid Projection
- Seat Type: Flat
- Ground Electrode Quantity: 1
- Insulator Material: Ceramic
- Hex Size: 13/16"
- Reach:
- 0.750
- 19.0
- Center Electrode Tip Material: Nickel
- Skirt Length: 0.0
- Manufacturer Heat Range: 4
- Ground Configuration: J-gap
- Resistance: 5000.0
- Insulator Height:
- 2.20
- 56.0
- Thread Diameter:
- 0.551
- 14.0
-
Features:
- COLD-ROLLED THREADS: Prevents cross-threading and damage to cylinder heads
- RECOMMENDED USAGE: Best for vehicles with OE nickel alloy plugs, not recommended on vehicles with factory precious metal plugs
- TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
- NGK's OE CERAMIC TECHNOLOGY: High grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance
- SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
- ACTUAL OE or EQUIVALENT DESIGN: OEM quality construction nickel alloy center electrode with V-groove provides consistent performance
- NGK V-Power spark plugs offer reliable performance and improved ignitability over standard nickel plugs. Engineered specifically for OE applications, the special V-cut nickel alloy center electrode and concave ground electrode of NGK's V-Power spark plug increases ignitability providing quicker starts and smoother idle. NGK's legendary high grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance. Trivalent metal plating ensures superior anti-corrosion and anti-seizing properties.
-
Suggested Purchase Quantity: 8
- Most jobs typically require 8 of this item.
- This item must be purchased in quantities of 4
This Part Fits the Following OEM/Substitute Numbers:
1765194, 2585, 2635, 3031, 3205, 3206, 3207, 405, 41-813, 4404, 65, 65BP, 65DP2, 7506, 7507, 7512, 7513, 7522...VIEW MORE
Additional Fitment Information:
| Vehicle | Block | CC | Engine | CID |
|---|---|---|---|---|
| 1983 - Rolls-Royce Corniche | V | 6750 | 8 Cyl 6.8L | 412 |
- Autolite 65 Copper Spark Plug
- Gap .040 (in); Auto
- Copper Spark Plug
- Product Attributes:
- Center Electrode Projection: Mid Projection
- Center Electrode Insulator Tip Projection:
- 0.133
- 3.38
- Seat Type: Flat
- Washer Included: Yes
- Electrical Terminal Type: Non-removable Nut
- Ground Electrode Quantity: 1
- Grade Type: Regular
- Core Nose Length:
- 0.61
- 15.49
- Washer Type: Flat
- Ground Electrode Tip Material: Nickel
- Center Electrode Core Material: Copper
- Hex Type: Hex
- Resistor Type: Yes
- Insulator Material: Ceramic
- Indexed: No
- Hex Size: 13/16
- Reach:
- 0.75
- 19.05
- Center Electrode Tip Material: Nickel
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
- 0.035
- 0.89
- Resistance: 4000
- Insulator Height:
- 2.223
- 56.46
-
Features:
- The copper core center electrode aids in thermal control and improves resistance to fouling.
- Its specially engineered high nickel alloy center and ground electrode provides extended life.
- The high alumina multi-rib ceramic insulator provides thermal conductivity and superior insulation for increased strength.
- Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended periods.
- Autolite® Copper spark plugs are engineered to deliver quick starts and the power your vehicle or applications needs to meet performance expectations.
-
Suggested Purchase Quantity: 8
- Most jobs typically require 8 of this item.
- This item must be purchased in quantities of 4
This Part Fits the Following OEM/Substitute Numbers:
05613870, 05613932, 116, 14 R-9 DU, 14-8 LUR, 19301656, 20-7000836, 2128, 3021, 32721, 38, 44NS, 44XL0, 44XLS, 45770-3, 4609081, 496, 513625800...VIEW MORE
Additional Fitment Information:
| Vehicle | Block | CC | Engine | CID |
|---|---|---|---|---|
| 1983 - Rolls-Royce Corniche | V | 6750 | 8 Cyl 6.8L | 412 |
- NGK G-Power Platinum Spark Plug
- Gap 0.035"
- G-Power Spark Plug
- Product Attributes:
- Center Electrode Design: Fine Wire
- Center Electrode Insulator Tip Projection:
- 0.16
- 4.0
- Washer Included: Yes
- Electrical Terminal Type: Non-removable Nut
- Grade Type: Standard Replacement
- Service Number: Gr4gp
- Washer Type: Crush
- Ground Electrode Tip Material: Nickel
- Short Style Spark Plug: No
- Skirt: No
- Center Electrode Core Material: Copper
- Part Number: Gr4gp
- Resistor Type: Yes
- Stock Number: 2763
- Ground Electrode Tip Design: Trapezoid
- Pre-Gap Size:
- .040
- 1.0
- Ground Electrode Core Material: Nickel
- Material Grade: Platinum
- Center Electrode Projection: Mid Projection
- Seat Type: Flat
- Ground Electrode Quantity: 1
- Insulator Material: Ceramic
- Hex Size: 13/16"
- Reach:
- 0.750
- 19.0
- Center Electrode Tip Material: Platinum
- Skirt Length: 0.0
- Manufacturer Heat Range: 4
- Ground Configuration: J-gap
- Resistance: 5000.0
- Insulator Height:
- 2.20
- 56.0
- Thread Diameter:
- 0.551
- 14.0
-
Features:
- SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
- RECOMMENDED USAGE: Lower cost alternative to double precious metal spark plugs or as an upgrade to OE nickel alloy spark plugs
- SINGLE PLATINUM TIP: Fine wire 0.6 millimeter platinum tip center electrode ensures improved durability and a consistently stable spark
- TRAPEZOIDAL CUT GROUND ELECTRODE: Reduces quenching design produces improved ignitability and performance
- PLATINUM ALLOY: G-Power platinum provides exceptional value with increased performance and longer service intervals than factory nickel plugs
- COLD-ROLLED THREADS: Prevents cross-threading and damage to cylinder heads
- NGK G-Power Platinum spark plugs are the best single platinum spark plugs at an economical price. G-Power plugs feature a fine wire platinum center electrode and a trapezoidal cut ground electrode that offers increased durability, improved fuel efficiency, lower emissions, faster starts and quicker acceleration over conventional nickel spark plugs. An excellent upgrade for vehicles which used nickel alloy spark plugs originally. For better performance consider upgrading to a NGK Iridium IX plug. For even greater performance consider upgrading to a NGK RUTHENIUM HX plug.
-
Suggested Purchase Quantity: 8
- Most jobs typically require 8 of this item.
- This item must be purchased in quantities of 4
This Part Fits the Following OEM/Substitute Numbers:
19238478, 2763, 3031, 3230, 3240, 3405, 3405-2, 4037, 4237, 7031-2, 8118, AP65, APP65, W14EXR-ZU, W14EXZU, WR8LPP33X, WR9LP, WR9LP+...VIEW MORE
Additional Fitment Information:
| Vehicle | Block | CC | Engine | CID |
|---|---|---|---|---|
| 1983 - Rolls-Royce Corniche | V | 6750 | 8 Cyl 6.8L | 412 |
- Autolite AP65 Platinum Spark Plug
- Gap .040 (in)
- Platinum Spark Plug
- Product Attributes:
- Center Electrode Projection: Mid Projection
- Center Electrode Insulator Tip Projection:
- 0.133
- 3.38
- Seat Type: Flat
- Washer Included: Yes
- Electrical Terminal Type: Non-removable Nut
- Ground Electrode Quantity: 1
- Grade Type: Performance
- Core Nose Length:
- 0.61
- 15.49
- Washer Type: Crush
- Ground Electrode Tip Material: Nickel
- Center Electrode Core Material: Copper
- Hex Type: Hex
- Resistor Type: Yes
- Insulator Material: Ceramic
- Indexed: No
- Hex Size: 13/16
- Reach:
- 0.75
- 19.05
- Center Electrode Tip Material: Platinum
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
- 0.035
- 0.89
- Resistance: 4000
- Insulator Height:
- 2.223
- 56.46
-
Features:
- Engineered with a platinum firing tip that prevents gap erosion for longer service life.
- Its high alumina ceramic insulator provides thermal conductivity and superior insulation for increased strength.
- The multi-rib insulator prevents flash-over.
- Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended life.
- Autolite® Platinum spark plugs are engineered with a platinum center electrode firing tip that provides improved performance and increased durability, making it a reliable choice for all older engine applications and designs. Its platinum design delivers quicker firing, smoother starts, for better acceleration, and improved fuel efficiency.
-
Suggested Purchase Quantity: 8
- Most jobs typically require 8 of this item.
- This item must be purchased in quantities of 4
Additional Fitment Information:
| Vehicle | Block | CC | Engine | CID |
|---|---|---|---|---|
| 1983 - Rolls-Royce Silver Spirit | V | 6750 | 8 Cyl 6.8L | 412 |
- Autolite AP65 Platinum Spark Plug
- OE Style
- Platinum Spark Plug
- Product Attributes:
- Center Electrode Projection: Mid Projection
- Center Electrode Insulator Tip Projection:
- 0.133
- 3.38
- Seat Type: Flat
- Washer Included: Yes
- Electrical Terminal Type: Non-removable Nut
- Ground Electrode Quantity: 1
- Grade Type: Performance
- Core Nose Length:
- 0.61
- 15.49
- Washer Type: Crush
- Ground Electrode Tip Material: Nickel
- Center Electrode Core Material: Copper
- Hex Type: Hex
- Resistor Type: Yes
- Insulator Material: Ceramic
- Indexed: No
- Hex Size: 13/16
- Reach:
- 0.75
- 19.05
- Center Electrode Tip Material: Platinum
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
- 0.035
- 0.89
- Resistance: 4000
- Insulator Height:
- 2.223
- 56.46
-
Features:
- Engineered with a platinum firing tip that prevents gap erosion for longer service life.
- Its high alumina ceramic insulator provides thermal conductivity and superior insulation for increased strength.
- The multi-rib insulator prevents flash-over.
- Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended life.
- Autolite® Platinum spark plugs are engineered with a platinum center electrode firing tip that provides improved performance and increased durability, making it a reliable choice for all older engine applications and designs. Its platinum design delivers quicker firing, smoother starts, for better acceleration, and improved fuel efficiency.
-
Suggested Purchase Quantity: 8
- Most jobs typically require 8 of this item.
- This item must be purchased in quantities of 4
This Part Fits the Following OEM/Substitute Numbers:
2763, 38, 5614236, 6010, 8008, AG42, AG42C, AGR42, AGR42C, AGS42C, BPR4EVX, GR4GP, H8DCO, PP006E, SP416, W16EXZU, WGR9DDP , WGR9DQI ...VIEW MORE
Additional Fitment Information:
| Vehicle | Block | CC | Engine | CID |
|---|---|---|---|---|
| 1983 - Rolls-Royce Silver Spirit | V | 6750 | 8 Cyl 6.8L | 412 |
- NGK Standard Spark Plug
- Gap 0.035"
- Standard Spark Plug
- Product Attributes:
- Center Electrode Design: Standard
- Center Electrode Insulator Tip Projection:
- 0.12
- 3.0
- Washer Included: Yes
- Electrical Terminal Type: Non-removable Nut
- Grade Type: Standard Replacement
- Service Number: Bpr4es Solid
- Washer Type: Crush
- Ground Electrode Tip Material: Nickel
- Short Style Spark Plug: No
- Skirt: No
- Center Electrode Core Material: Copper
- Part Number: Bpr4es Solid
- Resistor Type: Yes
- Stock Number: 6578
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
- .032
- 0.8
- Ground Electrode Core Material: Nickel
- Material Grade: Nickel/copper
- Center Electrode Projection: Mid Projection
- Seat Type: Flat
- Ground Electrode Quantity: 1
- Insulator Material: Ceramic
- Hex Size: 13/16"
- Reach:
- 0.750
- 19.0
- Center Electrode Tip Material: Nickel
- Skirt Length: 0.0
- Manufacturer Heat Range: 4
- Ground Configuration: J-gap
- Resistance: 5000.0
- Insulator Height:
- 2.20
- 56.0
- Thread Diameter:
- 0.551
- 14.0
-
Features:
- NGK's OE CERAMIC TECHNOLOGY: High grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance
- TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
- RECOMMENDED USAGE: Best for vehicles with OE nickel alloy plugs, not recommended on vehicles with factory precious metal plugs
- SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
- ACTUAL OE or EQUIVALENT DESIGN: OEM quality construction nickel alloy center electrode provides consistent performance
- COLD-ROLLED THREADS: Prevents cross-threading and damage to cylinder heads
- NGK Standard spark plugs (in the iconic NGK 'yellow box' packaging) are a proven OE cornerstone and technology customers have relied on for decades. Engineered specifically for OE applications, NGK Standard spark plugs provide OE quality nickel alloy reliable performance and design. NGK's legendary high grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance, while triple gasket sealing prevents combustion gas leakage. Solid 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges. Trivalent metal plating ensures superior anti-corrosion and anti-seizing properties.
-
Suggested Purchase Quantity: 2
- Most jobs typically require 2 of this item.
- This item must be purchased in quantities of 10
This Part Fits the Following OEM/Substitute Numbers:
065-01403-30, 065-01405-20, 065-01405-40, 09482-00288, 117, 124190-78010, 160495-78020, 1P1D-18-110, 22401-V1414, 22401-V1484-PC, 22401-W8914, 22401-Y9214, 22401-Y9264, 22401V1414, 22401W8914, 3317, 405, 4075-18-110...VIEW MORE
Additional Fitment Information:
| Vehicle | Block | CC | Engine | CID |
|---|---|---|---|---|
| 1983 - Rolls-Royce Corniche | V | 6750 | 8 Cyl 6.8L | 412 |
- NGK Iridium IX Spark Plug
- Gap 0.035"
- Iridium IX Spark Plug
- Product Attributes:
- Center Electrode Design: Fine Wire
- Center Electrode Insulator Tip Projection:
- 0.14
- 3.5
- Washer Included: Yes
- Electrical Terminal Type: Non-removable Nut
- Grade Type: Performance
- Service Number: Gr4ix
- Washer Type: Crush
- Ground Electrode Tip Material: Nickel
- Short Style Spark Plug: No
- Skirt: No
- Center Electrode Core Material: Copper
- Part Number: Gr4ix
- Resistor Type: Yes
- Stock Number: 97382
- Ground Electrode Tip Design: Taper Cut
- Pre-Gap Size:
- .040
- 1.0
- Ground Electrode Core Material: Nickel
- Material Grade: Iridium
- Center Electrode Projection: Mid Projection
- Seat Type: Flat
- Ground Electrode Quantity: 1
- Insulator Material: Ceramic
- Hex Size: 13/16"
- Reach:
- 0.750
- 19.0
- Center Electrode Tip Material: Iridium
- Skirt Length: 0.0
- Manufacturer Heat Range: 4
- Ground Configuration: J-gap
- Resistance: 5000.0
- Insulator Height:
- 2.20
- 56.0
- Thread Diameter:
- 0.551
- 14.0
-
Features:
- SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
- RECOMMENDED USAGE: Modified or high performance applications, or as an upgrade to OE nickel alloy spark plugs
- SINGLE IRIDIUM TIP: Fine wire 0.6 millimeter iridium tip center electrode ensures high durability and a consistently stable spark
- TAPERED CUT GROUND ELECTRODE: Reduced quenching design produces outstanding ignitability, improved acceleration, fuel efficiency and durability
- IRIDIUM ALLOY CENTER ELECTRODE: Iridium's density (6x that of platinum) and extremely high melting point is perfect for modern high efficiency engines
- TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
- NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK Iridium IX plugs offer extreme ignitability and exceptional anti-fouling. Tapered cut ground electrode provides improved starting, idling and throttle response. The Iridium fine wire center electrode's durability is six times harder than platinum. Iridium alloy's extremely high melting point is perfect for today's engines. For even greater performance consider upgrading to an NGK Ruthenium HX plug.
-
Suggested Purchase Quantity: 8
- Most jobs typically require 8 of this item.
- This item must be purchased in quantities of 4
This Part Fits the Following OEM/Substitute Numbers:
3019, 4237, 4479, 7031, 97382, RH12050, RN14PMP5, W16EP-U10, WR9LP, XP646
Additional Fitment Information:
| Vehicle | Block | CC | Engine | CID |
|---|---|---|---|---|
| 1983 - Rolls-Royce Corniche | V | 6750 | 8 Cyl 6.8L | 412 |
- This Original Equipment Manufacturer part is the same part that was made & installed by the car manufacturer at the factory where the car was produced.
Additional Fitment Information:
| Vehicle |
|---|
| 1983 - Rolls-Royce Corniche |
Additional Fitment Information:
| Vehicle |
|---|
| 1983 - Rolls-Royce Silver Spur |
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