Results
| Type: ATV/UTV | |
| Year: 2009 | |
| Brand: POLARIS | |
| Model: SPORTSMAN 850 ALL | |
| Piston: NA-50012 |  |
| Application Notes: ** 2 PISTONS REQUIRED PER MACHINE |
|
| Piston Size: 86.93 mm | |
| Piston Ring: NA-50012R |  |
| Oil Seal Kit: NA-09647 |  |
| Top-End Gasket Kit: NA-50012T |  |
| Complete Gasket Kit: NA-50012F |  |
| Top-End Repair Kit: NA-50012K |  |
| BOTTOM END BEARING: RA-50010B |  |
| Connecting Rod: RA-50010 (View All Fittings) |
 |
| Exhaust Valve: VA-09192E |  |
| Intake Valve: VA-09192I |  |
Oversizes Available: |
|
| Part Number: NA-50012-B |  |
| Piston Size: 86.94 mm | |
| Oversize: +0.01 mm | |
| Piston Ring: NA-50012R | |
| Top-End Gasket Kit: NA-50012T | |
| Complete Gasket Kit: NA-50012F | |
| Top-End Repair Kit: NA-50012-BK |  |
| Needle Bearing: N/R | |
| Bearing Size (mm): N/R | |
| Part Number: NA-50012-C |  |
| Piston Size: 86.95 mm | |
| Oversize: +0.02 mm | |
| Piston Ring: NA-50012R | |
| Top-End Gasket Kit: NA-50012T | |
| Complete Gasket Kit: NA-50012F | |
| Top-End Repair Kit: NA-50012-CK | |
| Needle Bearing: N/R | |
| Bearing Size (mm): N/R | |
| Part Number: NA-50012-2 |  |
| Piston Size: 87.43 mm | |
| Oversize: +0.5 mm | |
| Piston Ring: NA-50012-2R |  |
| Top-End Gasket Kit: NA-50012T | |
| Complete Gasket Kit: NA-50012F | |
| Top-End Repair Kit: NA-50012-2K | |
| Needle Bearing: N/R | |
| Bearing Size (mm): N/R | |
| Part Number: NA-50012-4 |  |
| Piston Size: 87.93 mm | |
| Oversize: +1 mm | |
| Piston Ring: NA-50012-4R |  |
| Top-End Gasket Kit: NA-50012T | |
| Complete Gasket Kit: NA-50012F | |
| Top-End Repair Kit: NA-50012-4K | |
| Needle Bearing: N/R | |
| Bearing Size (mm): N/R | |
| Part Number: NA-50012-6 |  |
| Piston Size: 88.43 mm | |
| Oversize: +1.5 mm | |
| Piston Ring: NA-50012-6R |  |
| Top-End Gasket Kit: NA-50012T | |
| Complete Gasket Kit: NA-50012F | |
| Top-End Repair Kit: NA-50012-6K | |
| Needle Bearing: N/R | |
| Bearing Size (mm): N/R | |