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MCB Stage 4 1999-2020 Ski-Doo 600 NON-HO / 500SS CARB Engine rebuild kit  FORGED MCB exclusive dual-ring pistons, Crankshaft, Cylinders, check valves etc.

23431123
MCB Stage-4 engine rebuild kit for the Ski-Doo 1999-2017 500SS and 600 NON-ho engines.

MCB Stage-4 Forged kits include the following:

MCB FORGED Series Dual-Ring pistons, Ring sets, Pins, circlips, & pin bearings
We are the ONLY company to offer these custom Dual Ring pistons for the 500ss !
MCB Pro-Series remanufactured Crankshaft ready to install with ALL new OE bearings.
Completely machined refurbished IRON BORE cylinders
MCB Premium Complete Engine Gasket set.
MCB Premium Crank seals
Genuine Isoflex grease (Ski-Doo only)
2 New oiling inlet check valves
2 New oil lines to go from pump in inlet check valves
1 Crank case sealant properly specified for machined snowmobile cases.
1 Thermostat

All these components are MCB engineered to work together and provide excellent reliability and POWER!

NOTE! This kit requires you to send us your old cylinder cores FIRST before we can ship your order. We NORMALLY have these MATCHED kits on the shelf and ready to ship but we will need your cores FIRST! When your cylinders arrive they will be inspected and your held order will ship immediately. Note: Your cylinders have to be stock (76mm) bore or .5mm (76.5mm) oversize. We will send the smallest size available at the time (76.5 or 77).


Pricing: $1,779.95

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  • 23431123
  • 23431123
  • MCB
  • New

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Shipping Information

  • Item Requires Shipping
  • 35.0 lbs.
  • W18.0000” x H10.0000” x L8.0000”

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