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440 spark plugs? #80476
06/27/08 11:52 AM
06/27/08 11:52 AM
Joined: Jan 2003
Posts: 2,165
Inver Grove Heights MN
7
74RR Offline OP
top fuel
74RR  Offline OP
top fuel
7

Joined: Jan 2003
Posts: 2,165
Inver Grove Heights MN
What plugs should I run in my Edelbrock headed 10:1 440?

Re: 440 spark plugs? [Re: 74RR] #80477
06/27/08 12:05 PM
06/27/08 12:05 PM
Joined: Oct 2003
Posts: 3,999
South Park, Pa.
68LAR Online work
master
68LAR  Online Work
master

Joined: Oct 2003
Posts: 3,999
South Park, Pa.
I use the Autolite 3924. They seem to work very good for me.


4 speed street legal. Best time 10.99 @ 124 mph on 93 octane pump gas @ 3926# total weight
Re: 440 spark plugs? [Re: 68LAR] #80478
06/27/08 05:17 PM
06/27/08 05:17 PM
Joined: Apr 2005
Posts: 279
pgh pa
C
captaindodge Offline
enthusiast
captaindodge  Offline
enthusiast
C

Joined: Apr 2005
Posts: 279
pgh pa
I just installed Champion J63Y racing plugs in my stock 69 440 and it seems to have cured by "pinging" And I even gave it a little more advance than before.







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