We offer 3 different stages of head porting or head modifications for most Arctic Cat & Polaris ATV/UTV Models. We offer these different stages to meet the needs of individuals who either want to slightly modify their heads or fully modify their heads to its highest potential. So if you’re just looking to beat your buddy across the street or have a full race ready set-up like Team Bayou Snorkels or Arctic Cat Factory Racing, we have what you are looking for.

EXCHANGE: All Prices are on exchange basis. We have completed units on the shelf for outright sale as well. NOTE: Stage 2 or higher is suggested on all of these units.

ARCTIC CAT APPLICATIONS: Arctic Cat 550 H1 / 650 H1 / 650 Prowler XT / 700 H1 / 700 Prowler XTX Thundercat 1000 / Prowler XTZ 1000

STAGE 1: Head porting, intake & exhaust guide modifications if neccessary.
AC650HP-1 Head Porting - Stage 1 Starting at $250.00

STAGE 2: All of stage 1 plus a 3 angle valve job.
AC650HP-2 Head Porting - Stage 2 Starting at $495.00

STAGE 3: All of stage 2 plus larger intake valves.
AC650HP-3 Head Porting - Stage 3 Starting at $1299.00