Big Bore Kit / RZR XP 935cc ('11-14)

Product Info

This 96mm big bore for your '11-14 RZR XP 900 significantly increases horsepower and torque! We take the stock 875cc cylinder and precision bore and nikasil plate it to our spec. We then send you with 2 high performance forged pistons, all rings circlips and wristpins. It also includes a base gasket and head gasket. Chose from our specially designed head gasket making your motor a 10:1 compression ratio for turbo setups or the standard 12:1 pump gas setup. Cylinder exchange required. Produces 117 HP to the crankshaft, nearly 30 HP over stock with supporting mods. Supporting mods include; BMP Camshafts, Bored Throttle Bodies, BMP Porting, BMP Billet Intake Manifolds, Power Commander 5, BMP Exhaust of your choice.

Included in base kit: Bored & Re-Nikasiled cylinder, two pistons, rings, circlips, wristpins, base gasket, and head gasket.

Recommended options for maximum power: Full Exhaust System, Intake Kit, Bored Throttle Bodies, High Flow Intake Manifolds, Professional Head Porting, High Performance Cams, Power Commander 5, Stage 2 Adjustable Clutch Kit.

You can find all of these items included in our Complete 935 Big Bore Kit. 

What to send: Cylinder only for this kit. If purchasing cams or port work we will also need the cams or head.

Bikeman Performance

920 Pine Street

Saint Croix Falls, WI 54024

Watch the video below for proper engine break-in protocol: