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Autolite AR52 Racing Spark Plug 13/16 Hex 3/4 Reach Power Tip, Hot
Autolite AR52 Racing Spark Plug 13/16 Hex 3/4 Reach Power Tip, Hot

Autolite AR52 Racing Spark Plug 13/16 Hex 3/4 Reach Power Tip, Hot

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Discontinued
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Autolite AR52 Racing Spark Plug 13/16 Hex 3/4 Reach Power Tip, Hot
Autolite AR52 Racing Spark Plug 13/16 Hex 3/4 Reach Power Tip, Hot
Autolite AR52 Racing Spark Plug 13/16 Hex 3/4 Reach Power Tip, Hot
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Autolite AR52 Racing Spark Plug 13/16 Hex 3/4 Reach Power Tip, Hot
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Part # 37352
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Details

Spark Plug Seat Style:
Gasket
Seat Taper:
Gasket
Spark Plug Reach:
0.75"
Thread Pitch:
14mm
Insulator Type:
Projected
Resistor:
No
Spark Plug Heat Range:
4
Core Material:
Copper
Tip Material:
Nickel Alloy
MFG. Part #:
AR52
Overall Length:
14.00"
Wrench Size:
13/16"
Sold in Quantity:
Each
Notes:
Hot
GTIN Code:
00009100025111

Info

Autolite Racing spark plugs feature a cut back ground electrode, anti-corrosive nickel plating, and large ground electrode for better heat transfer. Heat range Hot.  

  • Power Tip (Projected Tip)
  • 14 mm plug
  • 3/4" reach
  • 13/16" hex
  • Gasket seat
  • Non-resistor
  • Vendor Number: AR52

Note: Please use the Vendor Number to reference the PDF chart links listed.

Heat Range Chart (PDF)

Racing Plug Tech Note (PDF)

Understanding Heat Range (PDF)

Autolite Cross Reference Chart (PDF)

Item Details

Hot
Power Tip
Vendor Part Number AR52

Important Messages

  • This product is discontinued.
  • Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.
Some parts are not legal for use in California or other states with similar laws/regulations

Reviews

Q & A

Videos & Articles
  • Follow along as our expert goes through his process for replacing the steel wire covers on his 1954 Dodge 241 with a set of Offenhauser Finned Wire Covers.
  • Learn how to install spark plug wire ends. Our step by step guide takes you through terminal end and boot installation with the use of a wire stripper tool.
  • In preparation to transplant a 430hp 383 stroker into Project Chevelle, Zach R. made up a set of plug wires for the car. To keep it nice and tidy they needed to be routed just right, be the perfect length and not distract from the engine!

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