Two-Wheel Tuesday Spotlight: #99 Celtic HSBK Racing Yamaha YZF-R6 Supersport

Celtic HSBK Racing is a partnership between two men who have been instrumental in advancing motorcycle road racing in the U.S. Barry Gilsenan of Celtic Racing and HSBK Racing’s Bobby Shek got together this year in order to compete in the MotoAmerica Supersport Championship with PJ Jacobsen as their rider. The partnership has already born fruit, with Jacobsen getting two race wins and six podiums thus far in the season, which has him currently ranked third in the standings.

Rider: PJ Jacobsen

Engine: 599cc, 4 Stroke, Liquid Cooled, 4 Cylinder, DOHC, 16 Titanium Valves

Electronics: FT ECU Race Kit

Transmission: Six-Speed Constant Mesh

Clutch: STM Italy

Throttle: Motion Pro

Exhaust: Competition Werkes Full Titanium 4-1 System

Battery: Full Spectrum Power

Cooling: FEBUR

Fuel: VP Racing

Lubrication: Nitro Lubricants

Air Filter: MWR

Spark Plugs: NGK

Sprockets: Sunstar

Final Drive: Sunstar Chain

Front Suspension: 43mm KYB Inverted Twin Forks with Öhlins FKR 100 Cartridge Kit

Rear Suspension: Öhlins TTX GP shock

Front Brakes: BrakeTech Rotors/Ferodo Pads

Rear Brakes: HSBK Rotor/Ferodo Pads

Brake Lines: Spiegler Performance

Tires: Dunlop

Engine Covers: GB Racing

Rearsets, Foot Controls, Handlebars, Levers, Lever Guard: Evol Technology

Subframe and Fairing Stay: DBHolders

Bodywork: BikesPlast

Seat: RaceSeats

Paint: Andrew Swenson Design

Graphics: DrippinWet

Windscreen: Zero Gravity

See this MotoAmerica Supersport bike in action on NBCSN and also via the MotoAmerica Live+ subscription streaming/Video On Demand service. For more info, go to

To purchase MotoAmerica race tickets, visit