I`m looking for jet sizes for a 98 MXZ 670 all stock @ 2000ft. altitude.
D dulie · Registered Joined Sep 27, 2001 · 60 Posts Discussion Starter • #1 • Feb 5, 2002 I`m looking for jet sizes for a 98 MXZ 670 all stock @ 2000ft. altitude.
S speed is everything · Registered Joined Nov 23, 2001 · 556 Posts #2 • Feb 10, 2002 start with 300 on the pto side and 290 on the mag side. this should be a good place to start.
9 98MXZ670 · Registered Joined Jan 17, 2002 · 2 Posts #3 • Feb 10, 2002 Stock jetting on the 98 mxz 670 is 310pto/290mag for 0'-3000'.
R rotaryvalvesrule · Registered Joined Dec 23, 2001 · 233 Posts #4 • Feb 10, 2002 MAINS 310 PTO 290 MAG--- NEEDLE JET 224 AA3--- PILOT JET 60---7EDY1 NEEDLE 3RD FROM TOP POSITION---AIR SCREW 2-1/4 TURNS OUT--- 2.5 SLIDE CUT-AWAY
MAINS 310 PTO 290 MAG--- NEEDLE JET 224 AA3--- PILOT JET 60---7EDY1 NEEDLE 3RD FROM TOP POSITION---AIR SCREW 2-1/4 TURNS OUT--- 2.5 SLIDE CUT-AWAY
D dulie · Registered Joined Sep 27, 2001 · 60 Posts Discussion Starter • #5 • Feb 11, 2002 Awesome info guys. I`ve got those spark plugs looking like a perfectly done marshmallow.
idooski · Premium Member Joined Mar 19, 2001 · 5,122 Posts #6 • Feb 11, 2002 What did you end up running? Mine was 2 sizes fat from the factory. I ended up with 290 - 280.