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1942 3000 Light Duty Chevy Pickup Spark Plug Size?

  
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1942 3000 Light Duty Chevy Pickup Spark Plug Size?

 
Lex Newcomb Lex Newcomb
New User | Posts: 1 | Joined: 11/13
Posted: 11/20/13
06:51 PM

What is the correct spark plug size for the 42? I read 14mm. Thought it could not be right. 216 ***

Thanks in advance.

LN  

wayne712222 wayne712222
User | Posts: 180 | Joined: 10/13
Posted: 11/21/13
11:13 AM

1942 Chevrolet Truck Base

L6 - 3.5L 217ci 3548cc - 1BBL GAS...

3136 012406
Autolite® Copper Core - Spark Plug    
   OE Style
   Gap: .040
   Heat Range: A1
   Thread Size: 10mm
   Seat: Gasket
   Resistor Plug: No
   Tip Type: Standard
   Hex Size (In): 5/8 Inch
   Radius (In): 0.250 Inch
Part # : 3136   |  Line: ATO




ACDelco - Spark Plug
ACDelco - Spark Plug
   Gap: .040
Part # : M8   |  Line: AC



Champion® Copper Plus - Spark Plug
842 Fro
   OE Type
   Gap: .036
   Hex Size (In): 5/8 Inch
   Seat: Gasket
   Thread Size: 10mm
   Tip Material: Copper
   Quantity Per Vehicle: 6
Part # : 842   |  Line: CHP


and.. did you know.. that AC in AC delco stands for alberto champion...  yep.. alberto started ac delco.. then GM got it and he left to start champion spark plug..