Bikeman Ported Head Kit for Polaris Pro R – +90 HP Upgrade

Upgrade your Polaris Pro R with the Bikeman Ported Head Kit—the ultimate airflow and torque enhancement whether naturally aspirated or turbocharged. Designed to deliver up to 90 HP gain when paired with a BMP exhaust, this high-performance kit brings your machine up to 330 HP at the crank, with serious torque gains to launch your Pro R faster and harder.

Built with oversized valves, CNC-ported chambers, and custom .430 lift cams designed by Brian Crower, this kit is engineered for performance, precision, and power.

Kit Features:

• +4mm intake valves, +1mm exhaust valves for optimal airflow
• CNC precision porting for unmatched combustion efficiency
• Custom .430 lift BMP performance cams
• Heavy-duty valve springs, retainers, and keepers
• Shim under bucket conversion & pre-shimmed valves
• Designed for 91 octane, with race map option upon request
• Hard ECU Flash required for full compatibility

Kit Includes:

• BMP .430 Lift High Performance Cams
• CNC Ported Cylinder Head
• +1mm Intake / +4mm Exhaust Valves
• Exhaust Valve Seats, Seals, Retainers, Keepers
• Intake & Exhaust Shim-Under Buckets
• Pre-shimmed for bolt-on install
• Heavy Duty Valve Springs
• HD Spring Retainers & Spring Kit

Installation Requirements:

• Must send in your cylinder head (without valve cover)
• Core exchange available or purchase head outright (+$2400)
• ECU must be sent in for mandatory hard flash
• BMP Exhaust highly recommended to achieve peak HP gains

Performance Specs:

• Stock: 230-235 HP
• Stage 5 with Ported Head Kit: Up to 330 HP at the crank

This Bikeman Ported Head Kit is a proven performer on the trail and track. With oversized valves, CNC machining, and a full top-end overhaul, it transforms your Pro R into a torque-heavy horsepower beast.