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1981 Chevrolet C20 Suburban

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Autolite APP145 Spark Plug
for 1981 Chevrolet C20 Suburban

Autolite APP145 Spark Plug - 1981 Chevrolet C20 Suburban Image 1
Autolite APP145 Spark Plug - 1981 Chevrolet C20 Suburban Image 2
Autolite APP145 Spark Plug - 1981 Chevrolet C20 Suburban

Autolite
Brand:Autolite
Part Number: APP145
UPC: 009100260208
Weight: 0.11 lbs
Condition:New



Availability:
0 in Stock
 OUT OF STOCK

Product Information

Description:

Get the Autolite APP145 Spark Plug for your 1981 Chevrolet C20 Suburban. Buy now and secure your purchase online!

Autolite Double Platinum spark plugs have a platinum-to-platinum design that decreases gap erosion, reduces misfires, and provides improved durability*, leading to longer service life. It provides superior performance over copper and platinum plugs primarily used in distributorless ignition system (DIS) engines.

Features and Benefits:

  • Engineered with a platinum-to-platinum design that prevents gap erosion, extending the life of the spark plug.
  • Its high alumina ceramic insulator provides optimum thermal conductivity and dielectric strength.
  • The multi-rib insulator prevents flash-over.
  • The yttrium-Enhanced Ground Electrode delivers superior heat transfer that delivers more durability under high temps and pressure for greater life.

Specifications:

Center Electrode Core Material:
Copper
Center Electrode Projection:
Short Projection
Center Electrode Tip Material:
Platinum
Electrical Terminal Type:
Stud
Ground Electrode Core Material:
Nickel
Ground Electrode Quantity:
1
Ground Electrode Tip Design:
Tapered
Ground Electrode Tip Material:
Platinum
Hex Size:
16 mm
Hex Size:
5/8 in.
Insulator Material:
Ceramic
Pre-Gap Size:
0.04 in.
Pre-Gap Size:
1 mm
Reach:
0.431 in.
Reach:
10.94 in.
Resistance:
4000 Ohm
Resistor Type:
Yes
Seat Type:
Tapered
Thread Diameter:
14 mm
ACDelco #:
41-821
NGK #:
7516
NGK #:
YR5IX
Country of Origin:
US

Manufacturer Warranty:

5 Years

Autolite APP145 Spark Plug compatibility with your 1981 Chevrolet C20 Suburban...

Last Updated: 10/05/2024

Years Vehicle Per Vehicle Fit NotesFitment Notes

1986

 

1985

 

1984

 

1983

 

1982

 

1981

 

1986

 

1985

 

1984

 

1983

 

1982

 

1981

 
Chevrolet C20 Suburban

7.4L V8 Gas OHV
8
 
Double Platinum
Gap .045 (in)
 

Chevrolet C20 Suburban



7.4L V8 Gas OHV Double Platinum
Gap .045 (in)

8 Per Vehicle

1982

 

1981

 

1980

 

1979

 

1978

 

1977

 

1976

 

1982

 

1981

 

1980

 

1979

 

1978

 

1977

 

1976

 
Chevrolet C20 Suburban

4.8L L6 Gas OHV
6
 
Double Platinum
Gap .035 (in)
 

Chevrolet C20 Suburban



4.8L L6 Gas OHV Double Platinum
Gap .035 (in)

6 Per Vehicle

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