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Description
Make the biggest performance gains and stand out from the crowd with the most aggressive sound offering from MBRP. Installing an MBRP Race Profile exhaust will change the attitude of your mild-mannered snowmobile into an all-out race sled in a matter of minutes.
FEATURES
- 2 HP Gain
- 14 pound weight savings
- Aggressive sound, racing inspired - attention seeking tone
- T304 stainless steel
- 2 Year warranty
- Bolt-on install
**NOTE: Some jetting changes may be required on some models in certain riding conditions. Fuel tuning may be required on some EFI models. See Dobeck Electronic Jet Kits to to take full advantage of upgrading from a stock exhaust. Performance exhausts may not be legal in your area. Please check with your local authority for any such restrictions. **
Technical Specifications
- MFG. Part Number 2400316
Vehicle Information
Polaris Rush 850 Snowmobile (2019)
The 2019 Polaris Rush 850 is a performance snowmobile that marked the introduction of the Patriot 850 engine. This 840 cc, 2-cylinder engine was acclaimed as the most powerful and quickest-reacting two-stroke in the sport, delivering unrivaled acceleration and response. For the 2019 model year, the Rush 850 was primarily offered in PRO-S and XCR trims, exclusively available to SnowCheck program buyers. The 2019 model year was significant for the Rush 850 due to the introduction of the all-new Patriot 850 engine. This liquid-cooled 850 twin engine represented a major upgrade, designed for enhanced durability and superior performance. This new engine was a key highlight of Polaris's 2019 lineup. The Rush Pro-X models were discontinued that year, with buyers shifting towards the XCR trims. FAQ:
Q: How can I ensure this part is compatible with my snowmobile?
A: To guarantee compatibility, please use our year and edition selector located at the top of the page.
Maintenance
| Component | Interval | Details |
| Engine Oil and Filter | Break-in: 25 h, 800 km, or 1 month (whichever comes first). Following break-in: 50 h, 1 600 km, or annually (whichever comes first). | Always change the filter when changing the oil. |
| Drive Belt | Inspect and adjust as needed. Inspect pre-ride, then at 240 km, 800 km, and 1 600 km. | Remove for off-season storage to prevent damage and condensation. |
| Spark Plugs | Inspect at 240 km, 800 km, and 1 600 km. Replace at 1 600 km. | Recommended gap: 0.7 mm. |
| Air Filter | Break-in: Inspect and replace as necessary at 25 h or 1 month. Regular maintenance: Inspect, clean, or replace as needed. | Ensure proper installation of the filter and airbox cover. Inspect ducts and screens, clean as necessary. Inspect main filter element weekly and pre-filter often. |
| Coolant | Check level daily. Inspect system every 800 km or 6 months. Flush system every 8 000 km or 5 years. | Inspect system for cracks and leaks. Test coolant strength seasonally and system pressure yearly. 50/50 Extended Life Coolant should be replaced every 5 years. |