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Spark plug for eddy heads? #111125 08/27/08 01:03 PM 08/27/08 01:03 PM
Joined: May 2005 Posts: 176 New Mexico J Jody OP member
Jody OP member J Joined: May 2005 Posts: 176 New Mexico	Which spark plugs to use for big block eddy heads? Can't get a socket on the regular champion RJ12YC. Thanks.

Re: Spark plug for eddy heads? [Re: Jody] #111126 08/27/08 01:14 PM 08/27/08 01:14 PM
Joined: Oct 2007 Posts: 288 Birmingham, England M Mick70RR enthusiast
Mick70RR enthusiast M Joined: Oct 2007 Posts: 288 Birmingham, England	I use NGK BCP6ES. 1970 Road Runner 505 cid MCH CNC ported Stealth heads MP 528 camshaft 4 speed GV overdrive 11.98 @ 117 on street treads

Re: Spark plug for eddy heads? [Re: Jody] #111127 08/27/08 03:35 PM 08/27/08 03:35 PM
Joined: Jan 2003 Posts: 864 St Paul MN 7 73swinger super stock
73swinger super stock 7 Joined: Jan 2003 Posts: 864 St Paul MN	RC12YC same plug, smaller hex. Chris Schwartz 73 Swinger 340 12.451 @ 108.78 73 Gold Duster, needs a plan.

Re: Spark plug for eddy heads? [Re: 73swinger] #111128 08/27/08 04:12 PM 08/27/08 04:12 PM
Joined: May 2005 Posts: 176 New Mexico J Jody OP member
Jody OP member J Joined: May 2005 Posts: 176 New Mexico	There not the same plugs. The RJ has 3/8" reach and the RC has 3/4" reach. Thanks.[edit] But I just learned the edelbrock heads require the longer reach. So the RC12YC is the right plug. See ya Last edited by Jody; 08/27/08 04:40 PM.

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