TheSamba.com Forums   Forum Index -> Performance/Engines/Transmissions -> What size jets   View original topic: What size jets Madbug78 Sat Sep 14, 2013 1:31 am I have a 1641 with a wild Cam and I'm running a IDF carb. When accelerating it is fine but at a steady speed the engine lugs. What size jets should I have? Powered by phpBB © 2001, 2005 phpBB Group