877.352.5355 Contact Us Mon-Sat 10a-6p
DRIVEN BY CARE
Home

Accel U-Groove Copper Spark Plug 0576

Accel U-Groove Copper Spark Plug 0576
$9.99 ea
NEWOUT OF STOCK
Model: 3988474
Select a Vehicle or refer to the Vehicle Fitment Tab below to verify that this part fits your vehicle.
STANDARD
DELIVERY
STORE PICKUP
[More Info]
Made with a Copper Core Which is a Better Conductor than Platinum and Iridium. Delivers a Stronger Spark Especially in High Performance Application Where High Combustion Pressures Are Present. Copper is Much Better at Dissipating Heat Than Other Materials Which Lessons the Chance of a Misfire. Gapable Allowing You to Open the Gap Exposing a Larger Flame Kernel or Close it if Needed For High Boost Applications. All ACCEL HP Spark Plugs Have Machine Rolled Threads Allowing For a More Precise Thread Engagement and Torque Retention.
Features:
  • Copper Core Is A Better Conductor Than Iridium Or Platinum Plugs
  • Copper Dissipates Heat Much Better Than Other Materials
  • C - Cut Design Un-shrouds The Spark Kernel For Better Burn
  • Unlike Iridium Or Platinum Plugs; The Accel Hp Plugs Are Gapable
  • Machined Rolled Threads For Precise Thread Engagement
  • Stock Heat Range
  • Whether Using On Street/Strip The HP Copper Core Plugs Deliver!
Holley Performance Emission Code 2: This part is legal for sale and use on Emissions Controlled Vehicles when used in accordance with the manufacturers application guide because it is a direct or consolidated replacement part. The following vehicles are considered Emissions Controlled Vehicles: 1966 and newer U.S. manufactured California Certified vehicles/1968 and newer U.S. manufactured Federally Certified vehicles/1968 and newer Foreign manufactured vehicle
About Accel Performance Group

For more than 40 years, ACCEL has been a leader in performance fuel and ignition systems, proving itself on the racetracks and drag strips of the world – and on the street. With an ever-expanding line of SuperCoils and all the spark plug wires, tune-up kits, and fuel injectors hot rodders have trusted and relied on for years, ACCEL is constantly developing innovative new products designed to push power, speed, and performance to match advancements in automotive technology. Now part of Holley Performance, ACCEL offers a comprehensive selection of performance products, including coils, digital fuel injection systems, fuel injectors, distributors, caps, rotors, ignition wires, spark plugs.

Vehicle Fitment:

The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
Make Model Submodel Years Engine Fitment Notes
Ford Mustang II 1975 5.0L / 302 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Ford Mustang II 1976 5.0L / 302 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Ford Mustang II 1977 5.0L / 302 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Ford Mustang II 1978 5.0L / 302 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Ford Mustang Base 1970 5.8L / 351 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.035 in. Plug Gap
Ford Mustang Base 1971 5.0L / 302 / V8
5.8L / 351 / V8		 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.040 in. Plug Gap
14mm Thread; .460 in. Reach; Heat Range 6; Each;0.035 in. Plug Gap
Ford Mustang Boss 302 1971 5.0L / 302 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.040 in. Plug Gap
Ford Mustang Boss 351 1971 5.8L / 351 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.035 in. Plug Gap
14mm Thread; .460 in. Reach; Heat Range 6; Each;0.040 in. Plug Gap
Ford Mustang GLX 1982 4.2L / 255 / V8
5.0L / 302 / V8		 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Ford Mustang GL 1982 4.2L / 255 / V8
5.0L / 302 / V8		 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Ford Mustang GT-350 20th Anniversary 1984 5.0L / 302 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Ford Mustang GT 1982 5.0L / 302 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Ford Mustang GT 1983 5.0L / 302 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Ford Mustang GT 1984 5.0L / 302 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Ford Mustang GT 1985 5.0L / 302 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
14mm Thread; .460 in. Reach; Heat Range 6; Each;0.040 in. Plug Gap
Ford Mustang GT 1986 5.0L / 302 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.040 in. Plug Gap
Ford Mustang GT 1993 5.0L / 302 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Ford Mustang Grande 1970 5.8L / 351 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.035 in. Plug Gap
Ford Mustang Grande 1971 5.0L / 302 / V8
5.8L / 351 / V8		 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.040 in. Plug Gap
14mm Thread; .460 in. Reach; Heat Range 6; Each;0.035 in. Plug Gap
Ford Mustang LX 1984 5.0L / 302 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Ford Mustang LX 1985 5.0L / 302 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Ford Mustang LX 1986 5.0L / 302 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.040 in. Plug Gap
Ford Mustang LX 1993 5.0L / 302 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Ford Mustang L 1982 4.2L / 255 / V8
5.0L / 302 / V8		 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Ford Mustang L 1984 5.0L / 302 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Ford Mustang Mach 1 1970 5.8L / 351 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.035 in. Plug Gap
Ford Mustang Mach 1 1971 5.0L / 302 / V8
5.8L / 351 / V8		 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.040 in. Plug Gap
14mm Thread; .460 in. Reach; Heat Range 6; Each;0.035 in. Plug Gap
Ford Mustang SVT Cobra R 1995 5.8L / 351 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.044 in. Plug Gap
Ford Mustang 1972 5.0L / 302 / V8
5.8L / 351 / V8		 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.044 in. Plug Gap
14mm Thread; .460 in. Reach; Heat Range 6; Each;0.035 in. Plug Gap
14mm Thread; .460 in. Reach; Heat Range 6; Each;0.040 in. Plug Gap
Ford Mustang 1973 5.0L / 302 / V8
5.8L / 351 / V8		 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.044 in. Plug Gap
14mm Thread; .460 in. Reach; Heat Range 6; Each;0.035 in. Plug Gap
Ford Mustang 1979 5.0L / 302 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Ford Mustang 1980 4.2L / 255 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Ford Mustang 1981 4.2L / 255 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Ford Mustang 1987 5.0L / 302 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Ford Mustang 1988 5.0L / 302 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Ford Mustang 1989 5.0L / 302 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Ford Mustang 1990 5.0L / 302 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Ford Mustang 1991 5.0L / 302 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Ford Mustang 1992 5.0L / 302 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Mercury Capri RS 1983 5.0L / 302 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Mercury Capri RS 1984 5.0L / 302 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Mercury Capri RS 1985 5.0L / 302 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
14mm Thread; .460 in. Reach; Heat Range 6; Each;0.040 in. Plug Gap
Mercury Capri 1979 5.0L / 302 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Mercury Capri 1980 4.2L / 255 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Mercury Capri 1981 4.2L / 255 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Mercury Capri 1982 4.2L / 255 / V8
5.0L / 302 / V8		 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Mercury Cougar Base 1970 5.8L / 351 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.035 in. Plug Gap
Mercury Cougar Base 1984 5.0L / 302 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Mercury Cougar Base 1985 5.0L / 302 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Mercury Cougar LS 1984 5.0L / 302 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Mercury Cougar LS 1985 5.0L / 302 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Mercury Cougar LS 1991 5.0L / 302 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Mercury Cougar LS 1992 5.0L / 302 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Mercury Cougar XR-7 1970 5.8L / 351 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.035 in. Plug Gap
Mercury Cougar XR-7 1982 4.2L / 255 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Mercury Cougar XR-7 1991 5.0L / 302 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Mercury Cougar XR-7 1992 5.0L / 302 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Mercury Cougar 1971 5.8L / 351 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.035 in. Plug Gap
Mercury Cougar 1972 5.8L / 351 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.035 in. Plug Gap
Mercury Cougar 1973 7.5L / 460 / V8
6.6L / 400 / V8
5.8L / 351 / V8		 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.035 in. Plug Gap
14mm Thread; .460 in. Reach; Heat Range 6; Each;0.044 in. Plug Gap
Mercury Cougar 1974 7.5L / 460 / V8
6.6L / 400 / V8
5.8L / 351 / V8		 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.035 in. Plug Gap
14mm Thread; .460 in. Reach; Heat Range 6; Each;0.044 in. Plug Gap
Mercury Cougar 1975 6.6L / 400 / V8
7.5L / 460 / V8
5.8L / 351 / V8		 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
14mm Thread; .460 in. Reach; Heat Range 6; Each;0.044 in. Plug Gap
Mercury Cougar 1976 6.6L / 400 / V8
7.5L / 460 / V8
5.8L / 351 / V8		 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
14mm Thread; .460 in. Reach; Heat Range 6; Each;0.044 in. Plug Gap
Mercury Cougar 1977 6.6L / 400 / V8
5.8L / 351 / V8
5.0L / 302 / V8		 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
14mm Thread; .460 in. Reach; Heat Range 6; Each;0.044 in. Plug Gap
Mercury Cougar 1978 6.6L / 400 / V8
5.8L / 351 / V8
5.0L / 302 / V8		 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
14mm Thread; .460 in. Reach; Heat Range 6; Each;0.044 in. Plug Gap
Mercury Cougar 1979 5.8L / 351 / V8
5.0L / 302 / V8		 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.044 in. Plug Gap
14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Mercury Cougar 1980 4.2L / 255 / V8
5.0L / 302 / V8		 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Mercury Cougar 1981 4.2L / 255 / V8
5.0L / 302 / V8		 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Mercury Cougar 1983 5.0L / 302 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap
Mercury Cougar 1993 5.0L / 302 / V8 14mm Thread; .460 in. Reach; Heat Range 6; Each;0.050 in. Plug Gap

Specifications:

Assembly Method Tapered
Emission Code 2
Gap Size 0.032 in.
Heat Range 6
Hex Size 0.625 in.
Length Standard
Package Quantity 1
Part Type Spark Plug
Projected Tip Yes
Reach 0.460 in.
Resistor Yes
Seat Type Tapered
Style Copper Core
Thread Pitch 1.25mm
Thread Size 14mm
Torque Capacity 7.2 ft/lbs. - 14.5 ft/lbs.
Torque Specification 7.2-14.5 lb.ft.

Reviews:

Write a Review
* Your Name:
* Email (This will not be displayed)
* Rating:
Comments:

Ask a question about

Accel U-Groove Copper Spark Plug 0576:
Reason for Inquiry:

Related Products

ACDelco Spark Plug R45TS
ACDelco Spark Plug R45TS
Model: 4821884
Condition: NEW
$4.99 ea
ACDelco Professional Platinum Spark Plug 41948
ACDelco Professional Platinum Spark Plug 41948
Model: 4822015
Condition: NEW
$13.99 ea $9.65
31%
ACDelco Spark Plug CR45TS
ACDelco Spark Plug CR45TS
Model: 4821861
Condition: NEW
$4.99 ea $3.17
36.5%
ACDelco Rapidfire Platinum Spark Plug 8
ACDelco Rapidfire Platinum Spark Plug 8
Model: 4822013
Condition: NEW
$7.99 ea $5.37
32.8%
Accel HP Copper Spark Plug, Shorty 8199
Accel HP Copper Spark Plug, Shorty 8199
Model: 3988857
Condition: NEW
$89.99 ea

Frequently bought together

Mr. Gasket Clearview Inline Fuel Filter 9706
Mr. Gasket Clearview Inline Fuel Filter 9706
Model: 3942534
Condition: NEW
$22.99 ea
Mustang Depot 2024