RCU Forums - View Single Post - K&B Sportster .65 (target drone engine)
Old 02-28-2016 | 07:25 PM
  #74  
1QwkSport2.5r's Avatar
1QwkSport2.5r
 
Joined: Oct 2006
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From: Cottage Grove, MN
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Yeah, bottom two plugs in picture are Fox plugs. Top one I'm not sure. Definitely don't use those 4-stroke plugs in the modified head now.