1985-1995 Polaris Snowmobiles Master Repair Manual, Page 387Get this manual
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CARBURETION 1992 StarLite EC25PS-07 Carburetor TypeVM30SS Main Jet160 Pilot Jet60 Cut Away3.0 Air Screw1.0 turn Jet Needle50T49-3 Needle Jet-8(171)
AltMet(Ft)
TrailTrail Deluxe EC50