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DOOTalk Forums > Ski-Doo Snowmobiles > MXZX Race Sleds > MXZX 440 Race Sled FAQs > Jetting FAQs

440rider

Feb 9 2007, 04:25 PM

'03 Needle 6FIY4-59(Doo part# 404 161 872)
'04 Low Compression(Trail) 6EHY2-59(Doo part# 404 162 066)
'04 High Compression(Race) 6EN29-61(Doo part# 404 162 065)

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