400EX SPEED TUNING
Jan 31, 2000 | 11:03 AM
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Range Rover
Joined: Jan 2000
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I have a Y2K 400ex /W a DG racing (loud) exhaust /w 12 disk-type spark arrester, 11/1 Wiseco Piston, no airbox lid, 170 mainjet(I ride at about 1000 feet elev)and needle jet raised up one notch from stock. Any recommendations concerning tuning
or gearing would be appreciated.
or gearing would be appreciated.
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