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LA 318 Spark Plug with 5/8" hex? #2550871 09/17/18 01:03 AM 09/17/18 01:03 AM
Joined: Nov 2004 Posts: 25,050 Texas GoodysGotaCuda OP 5.7L Hemi, 6spd
GoodysGotaCuda OP 5.7L Hemi, 6spd Joined: Nov 2004 Posts: 25,050 Texas	Anyone familiar with a stock range LA spark plug that'll use a 5/8" hex instead of the standard 13/16"? 1972 Barracuda - 5.7L Hemi, T56 Magnum 6spd - https://www.facebook.com/GoodysGotaHemi 2020 RAM 1500 [img]https://i.imgur.com/v9yezP9.jpg[/img]

Re: LA 318 Spark Plug with 5/8" hex? [Re: GoodysGotaCuda] #2550874 09/17/18 01:14 AM 09/17/18 01:14 AM
Joined: Nov 2003 Posts: 36,040 Lincoln Nebraska R RapidRobert Circle Track
RapidRobert Circle Track R Joined: Nov 2003 Posts: 36,040 Lincoln Nebraska	yes there is one but I dont have the brand/# in front of me. live every 24 hour block of time like it's your last day on earth

Re: LA 318 Spark Plug with 5/8" hex? [Re: GoodysGotaCuda] #2550878 09/17/18 01:20 AM 09/17/18 01:20 AM
Joined: Aug 2003 Posts: 43,097 Bend,OR USA C Cab_Burge I Win
Cab_Burge I Win C Joined: Aug 2003 Posts: 43,097 Bend,OR USA	Champion CR series are 5/8, same on Autolite 3900 series, # 3910,3911 and maybe other # I don't know the proper # for NGK Mr.Cab Racing and winning with Mopars since 1964. (Old F--t, Huh)

Re: LA 318 Spark Plug with 5/8" hex? [Re: GoodysGotaCuda] #2550933 09/17/18 08:59 AM 09/17/18 08:59 AM
Joined: Apr 2018 Posts: 12 arizona usa O oldschool member
oldschool member O Joined: Apr 2018 Posts: 12 arizona usa	RN9YC champion

Re: LA 318 Spark Plug with 5/8" hex? [Re: GoodysGotaCuda] #2550936 09/17/18 09:07 AM 09/17/18 09:07 AM
Joined: Jun 2008 Posts: 3,916 usa L lewtot184 master
lewtot184 master L Joined: Jun 2008 Posts: 3,916 usa	autolite 3924

Re: LA 318 Spark Plug with 5/8" hex? [Re: GoodysGotaCuda] #2551041 09/17/18 01:48 PM 09/17/18 01:48 PM
Joined: Jan 2003 Posts: 17,838 S.E. Michigan ZIPPY I Live Here
ZIPPY I Live Here Joined: Jan 2003 Posts: 17,838 S.E. Michigan	N series champion are 13/16. RN12YC, RN9YC (colder) are common. C series are 5/8. RC12YC, or RC9YC (colder). Autolite 5/8 3924, or 3923 (colder) are 5/8. ngk I haven't been able to memorize, haven't used enough of them. Last edited by ZIPPY; 09/17/18 01:50 PM. Rich H. Esse Quam Videri

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