MCB Stage-3 Polaris 500 Sportsman Scrambler Ranger Magnum Big boss Engine rebuild kit, Piston kit, Crankshaft, Gaskets and OEM Polaris cylinder.

MCB Stage-3 Engine rebuild kits are designed for the builder who want a Rotating kit AND the cylinder. If you want the ultimate Complete engine rebuild kit see our Stage-4 kit for ALL items needed to ensure a bulletproof build and ensure you aren't missing any critical items!

Please make sure you specify your EXACT machine at checkout AND identify you cylinder style (see pics in option below)

Contains:
- NEW HD crankshaft with HD series connecting rod
- Premium Main Bearing kit with crank seals (crank spacers are NOT included!)
- NEW HD Crank bolt (eliminates this failure point)
- Premium German Wossner forged Piston with Riken ring set, pin, and circlips (specify your bore size below)
- Complete engine rebuild gasket kit.
- OEM Polaris Oil-Line seals.
- Genuine POLARIS cylinder that has been PROPERLY Machined and Honed to match the supplied piston. (you may receive either .5mm or 1.0 mm)
- Emailed copy of service manual with all OEM build info.

OPTIONAL items:

- OEM Polaris Timing chain (optional at checkout)
- Water pump seal kit (optional at checkout)
- Counter balancer bearing and seal kit (optional at checkout)
- Crank case sealant (optional at checkout)
- Need a cylinder? Look at our MCB Stage 3 kit for Polaris 500 Sportsman Scrambler etc.





Application Compatibility:
Polaris Sportsman 500 1996-2014 (all options)
Polaris Ranger 500 1998-2013
Polaris for Magnum 500 1999-2003
Polaris Scrambler 500 1997-2012
Polaris Xplorer 500 1997
Polaris for ATP 500 4X4 2004-2005
Polaris Sportsman X2 500 2006-2004
Polaris Big Boss 500 1998-2003
Polaris Worker 500 1999 2001
May include other models not listed. Email questions to mcb@mcbperformance.com