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ACDelco 41-110 IRIDIUM spark plug

41-110 IRIDIUM ACDELCO – Properties, Compatibility and Alternatives

The ACDelco 41-110 IRIDIUM spark plug represents a premium ignition component engineered for reliable engine performance and extended service life. This Spark plug ACDELCO 41-110 IRIDIUM delivers consistent spark energy through its advanced iridium electrode design, ensuring optimal combustion in modern automotive engines. The component serves as a critical element in the ignition system, providing the electrical arc necessary to ignite the air-fuel mixture within the combustion chamber.

Advantages of the 41-110 IRIDIUM ACDELCO

  • Superior durability with iridium electrode construction that resists wear and corrosion over extended operating periods
  • Enhanced fuel efficiency through improved combustion characteristics and consistent Spark plug 41-110 IRIDIUM ACDELCO performance
  • Reduced maintenance intervals due to the longevity of iridium materials compared to conventional electrode types
  • Optimal heat dissipation properties that prevent pre-ignition and engine knock under various operating conditions
  • Precise electrode gap maintenance throughout the service life, ensuring reliable 41-110 IRIDIUM ACDELCO spark plug delivery
  • Excellent cold-start performance in low-temperature environments with consistent ignition capabilities

Technical Data

Feature Value
Manufacturer ACDelco
Model ACDelco 41-110 IRIDIUM spark plug
Type Iridium
Thread size 14mm
Thread length 19mm (3/4")
Wrench size 5/8" (16mm)
Heat range 6
Electrode gap 0.040" (1.0mm)
Resistance Resistor type
Application General Motors vehicles

Compatibility and Areas of Application

This ignition component demonstrates exceptional compatibility across various General Motors vehicle platforms, particularly those requiring premium ACDelco 41-110 IRIDIUM spark plug solutions. The component integrates seamlessly with modern engine management systems and provides reliable performance in both naturally aspirated and forced induction applications.

  • Passenger cars with 4-cylinder and V6 engine configurations
  • Light trucks and SUVs requiring enhanced ignition performance
  • Fleet vehicles operating under demanding service conditions
  • Performance applications where consistent ignition timing is critical

Suitable for the following vehicle models and equivalents

It is important to mention that alternative products can be found on AUTODOC. Currently, there are over 7000 items available in the spark plugs category.

Car maker Car Model
Chevrolet Malibu, Impala, Equinox
Buick LaCrosse, Regal, Enclave
GMC Terrain, Acadia
Cadillac CTS, SRX

Application Notes and Important Questions

  • What torque specification should be applied during installation? The recommended torque ranges from 11-15 ft-lbs to prevent thread damage while ensuring proper heat transfer to the cylinder head.
  • How frequently should 41-110 IRIDIUM ACDELCO components be inspected? Regular inspection every 30,000 miles helps identify potential issues before they affect engine performance.
  • Can this Spark plug ACDELCO 41-110 IRIDIUM be used in modified engines? While suitable for stock applications, high-performance modifications may require different heat range specifications.
  • What signs indicate replacement necessity? Difficulty starting, rough idle, reduced fuel economy, or engine misfires typically signal the need for new ignition components.

Conclusion

The ACDelco 41-110 IRIDIUM spark plug delivers exceptional ignition performance through its advanced iridium electrode technology and precise engineering specifications. This premium 41-110 IRIDIUM ACDELCO ensures reliable engine operation while providing extended service intervals and improved fuel efficiency for compatible General Motors vehicles.

Manufacturers
500 items
  • Spark Plug: 1 - Earthed Electrode, Nickel Middle Electrode
  • Spanner Size: 16 mm
  • Supplementary Info: Iridium
  • Thread Length [mm]: 26,5
  • Thread Size: M12x1.25
  • Connector type: Solid SAE
  • Tightening Torque [Nm]: 17
  • Diameter: 12
  • Weight [g]: 40
  • Gross Weight [g]: 43
  • Item number: XU20HR9
  • Manufacturer: DENSO
  • EAN number: 042511034860
  • Condition: New
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Spark plugs 686S0257 RIDEX Iridium 41-110 IRIDIUM ACDELCO - 686S0257
RIDEX Iridium 686S0257 Spark plug M14x1.25, Spanner Size: 16 mm
Article number: 686S0257
Reviews - 3
  • Product line: Iridium
  • Spark Plug: 1 - Earthed Electrode, with taper seat, Fixed SAE connector
  • Spanner Size: 16 mm
  • Thread Size: M14x1.25
  • Thread Size 1: 25
  • Tightening Torque [Nm]: 22
  • Diameter: 14
  • Weight [g]: 47
  • Item number: 686S0257
  • Manufacturer: RIDEX
  • EAN number: 4064138367394
  • Condition: New
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  • Spark Plug: 1 - Earthed Electrode, with gasket seat, Iridium Middle Electrode
  • Electrode Gap [mm]: 1
  • Spanner Size: 14 mm
  • Supplementary Info: IRIDIUM
  • Thread Length [mm]: 26,5
  • Thread Size: M12x1,25
  • Connector type: SAE
  • Technical Information Number: 12 VR-10 SIU
  • Tightening torque from [Nm]: 15
  • Tightening torque to [Nm]: 25
  • Resistor from [kOhm]: 3
  • Resistor to [kOhm]: 7,5
  • Item number: Z369
  • Manufacturer: BERU
  • EAN number: 4060426054595
  • Condition: New
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Spark plug 686S0034P RIDEX PLUS Iridium Spark plug 41-110 IRIDIUM ACDELCO - 686S0034P
RIDEX PLUS Iridium 686S0034P Spark plug M14x1.25, Spanner Size: 16 mm
Article number: 686S0034P
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  • Product line: Iridium
  • Spark Plug: 1 - Earthed Electrode, Platinum mass electrode, Iridium Middle Electrode
  • Spanner Size: 16 mm
  • Thread Length [mm]: 19
  • Spark Position [mm]: 3,5
  • Thread Size: M14x1.25
  • Connector type: Solid SAE
  • Tightening Torque [Nm]: 22
  • Diameter: 14
  • Resistor [kOhm]: 6
  • Country Specific Design: Japan
  • Item number: 686S0034P
  • Manufacturer: RIDEX PLUS
  • EAN number: 4067448728503
  • Condition: New
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Engine spark plug 686S0043P RIDEX PLUS Iridium 41-110 IRIDIUM ACDELCO spark plug - 686S0043P
RIDEX PLUS Iridium 686S0043P Spark plug M 12 x 1,25, Spanner Size: 14
Article number: 686S0043P
Reviews - 2
  • Product line: Iridium
  • Spark Plug: Iridium Middle Electrode, Platinum mass electrode
  • Electrode Gap [mm]: 0,7
  • Spanner Size: 14
  • Thread Length [mm]: 26,5
  • Spark Position [mm]: 4,8
  • Thread Size: M 12 x 1,25
  • Tightening Torque [Nm]: 23
  • Resistor [kOhm]: 6
  • Item number: 686S0043P
  • Manufacturer: RIDEX PLUS
  • EAN number: 4067448729395
  • Condition: New
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Spark plugs 686S0112P RIDEX PLUS Iridium ACDelco 41-110 IRIDIUM spark plug - 686S0112P
RIDEX PLUS Iridium 686S0112P Spark plug M 12 x 1,25, Spanner Size: 14
Article number: 686S0112P
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  • Product line: Iridium
  • Spark Plug: Platinum mass electrode
  • Electrode Gap [mm]: 0,7
  • Spanner Size: 14
  • Thread Length [mm]: 26,5
  • Spark Position [mm]: 4,5
  • Thread Size: M 12 x 1,25
  • Connector type: Napf
  • Tightening Torque [Nm]: 23
  • Number of pins: 1
  • Resistor [kOhm]: 3
  • Item number: 686S0112P
  • Manufacturer: RIDEX PLUS
  • EAN number: 4067448729289
  • Condition: New
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  • Electrode Gap [mm]: 0,8
  • Spanner Size: 16mm
  • Supplementary Info: IRIDIUM
  • Thread Length [mm]: 26,5
  • Thread Size: M14x1.25
  • Tightening torque from [Nm]: 25
  • Tightening torque to [Nm]: 30
  • Resistor from [kOhm]: 1
  • Resistor to [kOhm]: 3, 2
  • Packaging length [cm]: 9
  • Packaging height [cm]: 2
  • Packaging width [cm]: 2
  • Item number: Z367
  • Manufacturer: BERU
  • EAN number: 4044197989867
  • Condition: New
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DENSO Iridium K16PSR-B8 Spark plug M14x1.25,
Article number: K16PSR-B8
Reviews - 1
  • Product line: Iridium
  • Spark Plug: with resistor, 1 - Earthed Electrode, Iridium Middle Electrode, Platinum mass electrode
  • Thread Length [mm]: 19
  • Thread Size: M14x1.25
  • Diameter: 14
  • for OE number: MN163235
  • Gross Weight [g]: 46
  • alternative item: IK16
  • Item number: K16PSR-B8
  • Manufacturer: DENSO
  • EAN number: 0042511034372
  • Condition: New
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DENSO Iridium SK20R-P13 Spark plug M14x1.25,
Article number: SK20R-P13
Reviews - 1
  • Product line: Iridium
  • Spark Plug: with resistor, 1 - Earthed Electrode, Iridium Middle Electrode, Platinum mass electrode
  • Thread Length [mm]: 19
  • Thread Size: M14x1.25
  • Diameter: 14
  • for OE number: 90919-01212
  • Gross Weight [g]: 46
  • alternative item: IK20TT
  • Item number: SK20R-P13
  • Manufacturer: DENSO
  • EAN number: 5900427368545
  • Condition: New
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Spark plug 686S0092P RIDEX PLUS Iridium 41-110 IRIDIUM ACDELCO spark plug - 686S0092P
RIDEX PLUS Iridium 686S0092P Spark plug M 12 x 1,25, Spanner Size: 14
Article number: 686S0092P
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  • Product line: Iridium
  • Spark Plug: Iridium Middle Electrode, Platinum mass electrode, 1 - Earthed Electrode
  • Electrode Gap [mm]: 0,7
  • Spanner Size: 14
  • Thread Length [mm]: 26,5
  • Spark Position [mm]: 5, 4
  • Thread Size: M 12 x 1,25
  • Tightening Torque [Nm]: 23
  • Number of pins: 1
  • Resistor [kOhm]: 6
  • Item number: 686S0092P
  • Manufacturer: RIDEX PLUS
  • EAN number: 4067448729050
  • Condition: New
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DENSO Iridium SK20R11 Spark plug M14x1.25,
Article number: SK20R11
Reviews - 33
  • Product line: Iridium
  • Spark Plug: with resistor, 1 - Earthed Electrode, Iridium Middle Electrode, Platinum mass electrode
  • Thread Length [mm]: 19
  • Thread Size: M14x1.25
  • Connector type: Solid SAE
  • Diameter: 14
  • Gross Weight [g]: 46
  • alternative item: IK20TT
  • Item number: SK20R11
  • Manufacturer: DENSO
  • EAN number: 0042511032972
  • Condition: New
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Spark plugs 686S0373P RIDEX PLUS Iridium 41-110 IRIDIUM ACDELCO - 686S0373P
RIDEX PLUS Iridium 686S0373P Spark plug M12 x 1,25, Spanner Size: 16 mm
Article number: 686S0373P
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  • Product line: Iridium
  • Spark Plug: Iridium Middle Electrode, 1 - Earthed Electrode, Interference Suppression 1 kOhm, with gasket seat, Fixed SAE connector, Platinum mass electrode
  • Spanner Size: 16 mm
  • Thread Length [mm]: 19,0
  • Spark Position [mm]: 3,5
  • Thread Size: M12 x 1,25
  • Item number: 686S0373P
  • Manufacturer: RIDEX PLUS
  • EAN number: 4067448729845
  • Condition: New
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DENSO Iridium ZT20EPR11 Spark plug M14x1.25,
Article number: ZT20EPR11
Reviews - 5
  • Product line: Iridium
  • Spark Plug: with resistor, 1 - Earthed Electrode, Iridium Middle Electrode, Platinum mass electrode
  • Thread Length [mm]: 17,5
  • Thread Size: M14x1.25
  • Diameter: 14
  • for OE number: 1315691
  • Gross Weight [g]: 43
  • alternative item: IT20TT
  • Item number: ZT20EPR11
  • Manufacturer: DENSO
  • EAN number: 042511050877
  • Condition: New
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DENSO Iridium SK20BR11 Spark plug M14x1.25,
Article number: SK20BR11
Reviews - 16
  • Product line: Iridium
  • Spark Plug: with resistor, 3 - Earthed Electrode, Iridium Middle Electrode, Platinum mass electrode
  • Thread Length [mm]: 19
  • Thread Size: M14x1.25
  • Diameter: 14
  • for OE number: 90919-01230
  • Gross Weight [g]: 50
  • alternative item: VKB20
  • Item number: SK20BR11
  • Manufacturer: DENSO
  • EAN number: 5900427368552
  • Condition: New
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DENSO Iridium SK20PR-L9 Spark plug M14x1.25,
Article number: SK20PR-L9
Reviews - 3
  • Product line: Iridium
  • Spark Plug: with resistor, 1 - Earthed Electrode, Iridium Middle Electrode, Platinum mass electrode
  • Thread Length [mm]: 19
  • Thread Size: M14x1.25
  • Diameter: 14
  • for OE number: A0041590703
  • Gross Weight [g]: 46
  • alternative item: IK20TT
  • Item number: SK20PR-L9
  • Manufacturer: DENSO
  • EAN number: 042511330702
  • Condition: New
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Spark plug 686S0089P RIDEX PLUS Iridium ACDelco 41-110 IRIDIUM spark plug - 686S0089P
RIDEX PLUS Iridium 686S0089P Spark plug M 12 x 1,25, Spanner Size: 14
Article number: 686S0089P
Reviews - 1
  • Product line: Iridium
  • Spark Plug: Interference Suppression 5 kOhm, Iridium Middle Electrode, Platinum mass electrode
  • Electrode Gap [mm]: 0,8
  • Spanner Size: 14
  • Thread Length [mm]: 26,5
  • Spark Position [mm]: 6, 4,8
  • Thread Size: M 12 x 1,25
  • Tightening Torque [Nm]: 23
  • Item number: 686S0089P
  • Manufacturer: RIDEX PLUS
  • EAN number: 4067448729531
  • Condition: New
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DENSO Iridium SK16HR11 Spark plug M14x1.25,
Article number: SK16HR11
Reviews - 14
  • Product line: Iridium
  • Spark Plug: with resistor, 1 - Earthed Electrode, Iridium Middle Electrode, Platinum mass electrode
  • Thread Length [mm]: 26,5
  • Thread Size: M14x1.25
  • Connector type: Solid SAE
  • Diameter: 14
  • Gross Weight [g]: 51
  • alternative item: IKH16TT
  • Item number: SK16HR11
  • Manufacturer: DENSO
  • EAN number: 042511341746
  • Condition: New
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Spark plugs 686S0108P RIDEX PLUS Iridium Spark plug ACDELCO 41-110 IRIDIUM - 686S0108P
RIDEX PLUS Iridium 686S0108P Spark plug M12x1.25, Spanner Size: 14 mm Bi-Hex
Article number: 686S0108P
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  • Product line: Iridium
  • Spark Plug: 1 - Earthed Electrode, with gasket seat, Iridium Middle Electrode, Interference Suppression 5 kOhm, Platinum mass electrode
  • Electrode Gap [mm]: 0,8
  • Spanner Size: 14 mm Bi-Hex
  • Thread Length [mm]: 26,5
  • Spark Position [mm]: 3,5
  • Thread Size: M12x1.25
  • Packing Type: Box
  • Resistor from [kOhm]: 3
  • Resistor to [kOhm]: 9
  • Item number: 686S0108P
  • Manufacturer: RIDEX PLUS
  • EAN number: 4067448729104
  • Condition: New
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Engine spark plug 686S0116P RIDEX PLUS Iridium Spark plug 41-110 IRIDIUM ACDELCO - 686S0116P
RIDEX PLUS Iridium 686S0116P Spark plug M14 x 1,25, Spanner Size: 16 mm
Article number: 686S0116P
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  • Product line: Iridium
  • Spark Plug: Ring type connector (cup-shaped), Iridium Middle Electrode, 1 - Earthed Electrode, Platinum mass electrode
  • Electrode Gap [mm]: 0,7
  • Spanner Size: 16 mm
  • Thread Length [mm]: 26,5
  • Spark Position [mm]: 3,5
  • Thread Size: M14 x 1,25
  • Resistor [kOhm]: 2
  • Resistance [Ohm]: 1,4
  • Item number: 686S0116P
  • Manufacturer: RIDEX PLUS
  • EAN number: 4067448729708
  • Condition: New
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Spark plugs 686S0099P RIDEX PLUS Iridium 41-110 IRIDIUM ACDELCO spark plug - 686S0099P
RIDEX PLUS Iridium 686S0099P Spark plug M 12 x 1,25, Spanner Size: 14
Article number: 686S0099P
Reviews - 1
  • Product line: Iridium
  • Spark Plug: Iridium Middle Electrode, Platinum mass electrode
  • Electrode Gap [mm]: 0,7
  • Spanner Size: 14
  • Thread Length [mm]: 25
  • Spark Position [mm]: 3,5
  • Thread Size: M 12 x 1,25
  • Tightening Torque [Nm]: 15
  • Resistor [kOhm]: 6
  • Item number: 686S0099P
  • Manufacturer: RIDEX PLUS
  • EAN number: 4067448729401
  • Condition: New
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