2008-2012 Polaris RZR 800 Engine Rebuild

2008-2012 Polaris RZR 800 Engine Rebuild – Product Description

Restore the power and reliability of your side-by-side with the 2008-2012 Polaris RZR 800 Engine Rebuild, a professionally remanufactured replacement engine designed for select Polaris RZR 800, RZR S 800, and compatible sport UTV models. Built around the dependable 760cc High Output twin-cylinder 4-stroke EFI platform, this rebuilt engine delivers smooth acceleration, strong low-end torque, crisp throttle response, and long-lasting durability for trail riding, dunes, mud parks, rocky terrain, hunting land, and recreational use. Polaris factory specifications for RZR 800 models list a 760cc liquid-cooled twin-cylinder EFI engine paired with automatic PVT transmission systems. (polaris.com)

Ideal for engines with low compression, overheating, oil consumption, rod knock, timing damage, or complete internal failure, each unit is rebuilt using inspected components, precision machining, and upgraded wear parts to restore OEM-level performance and dependability.

Key Features:

• Fits select 2008, 2009, 2010, 2011, and 2012 Polaris RZR 800 models
• Compatible with RZR 800, RZR S 800, EPS, LE, and selected special editions (verify fitment)
• 760cc liquid-cooled twin-cylinder 4-stroke engine
• Electronic Fuel Injection (EFI) for quick starts and smooth throttle response
• Automatic PVT / CVT transmission compatibility
• Strong torque output for climbing, hauling, and aggressive trail riding
• Rebuilt to meet or exceed OEM performance standards
• Compression tested and quality inspected before shipping (polaris.com)

Rebuild Process May Include:

• Complete teardown, cleaning, and inspection
• Cylinder measurement, honing, or reconditioning as required
• New pistons, rings, bearings, seals, and full gasket set
• Crankshaft rebuilt or replaced to specification
• Cylinder heads serviced with valve inspection/reconditioning
• Timing chain and valve train components inspected or replaced
• Final assembly and performance verification

Included Components:

• Complete long block assembly
• Cylinder head assembly
• Crankshaft and connecting rods
• Pistons and rings
• Engine cases
• Timing components
• Gaskets and seals (as applicable)

Common Applications:

• Polaris RZR 800
• Polaris RZR S 800
• Polaris RZR 800 EPS
• Polaris RZR 800 Limited Edition
• Select 2008-2012 trail and recreation models (verify by VIN) (polaris.com)

Why Choose a Rebuilt Engine?

A rebuilt engine is a smart and affordable alternative to replacing the entire machine or buying an uncertain used motor. It restores lost power, improves reliability, reduces downtime, and extends the life of your RZR.

Important Note:

Please verify your VIN, model year, ECU type, throttle body setup, engine code, and sensor configuration before ordering. Some RZR S, EPS, and trim-specific models may use different accessories or calibration settings.

Built for Adventure:

Whether you ride wooded trails, sand dunes, muddy backroads, mountain terrain, or open land, this rebuilt RZR 800 engine is built to deliver dependable performance and reliable off-road power every ride.