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1977 Cadillac Commercial Chassis

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Autolite APP646 Spark Plug
for 1977 Cadillac Commercial Chassis 7.0L V8 Gas OHV

Autolite APP646 Spark Plug - 1977 Cadillac Commercial Chassis Image 1
Autolite APP646 Spark Plug - 1977 Cadillac Commercial Chassis Image 2
Autolite APP646 Spark Plug - 1977 Cadillac Commercial Chassis

Autolite
Brand:Autolite
Part Number: APP646
UPC: 009100005397
Weight: 0.15 lbs
Condition:New



On Sale:

$8.81

Availability:
36 in Stock
Warehouse: US-7
Quantity:

Product Information

Description:

Get the Autolite APP646 Spark Plug for your 1977 Cadillac Commercial Chassis. 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 Design:
Standard
Center Electrode Projection:
Mid Projection
Center Electrode Tip Material:
Platinum in.
Electrical Terminal Type:
NonRemovable Nut
Ground Electrode Tip Design:
Not Tapered
Ground Electrode Tip Material:
Platinum in.
Hex Size:
13/16 in.
Manufacturer Heat Range:
8
Pre-Gap Size:
0.05 in.
Reach:
0.75 in.
Resistance:
4000 Ohm
Seat Type:
Gasket
Terminal Type:
Non Removable Nut
Thread Diameter:
14 mm
ACDelco #:
41-819
Champion Spark Plug #:
31
Champion Spark Plug #:
RN14PMP5
Champion Spark Plug #:
RN14PYP
Chrysler #:
4727114
Mopar #:
SPRN14PMP5
Country of Origin:
MX

Manufacturer Warranty:

5 Years

Autolite APP646 Spark Plug compatibility with your 1977 Cadillac Commercial Chassis...

Last Updated: 08/30/2024

Years Vehicle Per Vehicle Fit NotesFitment Notes

1979

 

1978

 

1977

 

1979

 

1978

 

1977

 
Cadillac Commercial Chassis

7.0L V8 Gas OHV
8
 
Double Platinum
Gap .060 (in)
 

Cadillac Commercial Chassis



7.0L V8 Gas OHV Double Platinum
Gap .060 (in)

8 Per Vehicle

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