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Skidoo 850 Head Mod
$495.00
OEM Skidoo Heads Machined for more compression. Send your core back in perfect condition for a $100 refund. All heads are machined at time of order. Allow two weeks for arrival.
Stage 1 +5hp Can run pump gas at all elevations.
Stage 2 +10hp Pump gas but octane boost required for low elevation. Pump gas at high elevation.
Stage 3 +15hp Recommended only for race sleds or high altitude mountain riding with octane boost.