[QUOTE=houston;10330680]plus 21-4buggy
Specifications:
Displacement: 3.5cc
Max. power: 2.60 hp
R.P.M (Max. power): 32,000
Practical RPM Range: 6,000-38,000
Crankshaft: Turbo SG
Carburetor Material: Plastic
Carburetor Type: Slide
Carburetor Adjustment: Single
Glow Plug: Standard
Exhaust: Rear[/QUOT
Thanks, I'm a little confused because in the specs it says standard plug as you posted but in the description on a mains site it says "tuned" (turbo plug)