ENGINE
1903-0018
HIGH PRESSURE RADIATOR CAPS
  • Upgrading to a high pressure 1.6 bar, 1.8 bar or 2.1 bar from the stock radiator cap is the simplest and
  • least expensive way to avoid over-boiling your engine
  • Black finished cap
  • Universal fit for most Japanese models
  • DESCRIPTION
    P ART  #
    SUG. RETAIL
    DESCRIPTION
    P ART  #
    SUG. RETAIL
    DESCRIPTION
    P ART  #
    SUG. RETAIL
    1.6 bar (23psi)
    1903-0017
    $19.95
    1.8 bar (26psi)
    1903-0018
    $20.95
    2.1 bar (30psi)
    1903-0019
    $20.95
    STOCK REPLACEMENT RADIATOR CAP
  • Old and faulty radiator caps can cause steam and fluid to be pumped
  • out of the radiator overflow hose
  • A replacement cap is the least expensive and easiest way to solve or
  • Available in black finish
  • Universal fit for most Japanese models
  • silicone seals
    1903-0005
    SUG. RETAIL .................................. $19.95 PART #
    1903-0027
    POLARIS RADIATOR CAPS
  • Automotive-quality replacement radiator caps
  • 13 PSI caps
  • Two PART #s fit all Polaris ATV/ UTV models
  • Stamped steel cap with rubber bottom seal
  • SUG. RETAIL ............ $15.95
    P ART  #
    FITS MODEL
    P ART  #
    POLARIS
    POLARIS (CONT)
    Trail Blazer 250 96-97
    1903-0027
    Xplorer 500 97
    1903-0027
    Xpress 300 96-97
    1903-0027
    ATP 500 04-05
    1903-0028
    1903-0028
    Magnum 500 00-02
    1903-0028
    ACE 325 (2015 is HD Model Only) 15-16
    1903-0027
    Sportsman 500 00-13
    1903-0028
    ACE 325 14-15
    1903-0028
    Worker 500 01
    1903-0028
    Sportsman 325 ETX 15
    1903-0028
    Sportsman 550 09-14
    1903-0027
    1903-0027
    ACE 570 15-18
    1903-0027
    Trail Boss 350L 90-92
    1903-0027
    Ranger 570 14-15
    1903-0027
    400L 94-95
    1903-0027
    RZR 570 12-18
    1903-0027
    1903-0027
    Sportsman 570 14-18
    1903-0028
    1903-0027
    Sportsman 600 03-05
    1903-0028
    Scrambler 400 95-00
    1903-0027
    Ranger 700 07-09
    1903-0027
    Sport 400 94-99
    1903-0027
    Sportsman 700 02-07
    1903-0028
    Sportsman 400L 93-97
    1903-0027
    Ranger 800 12-14
    1903-0027
    Xplorer 400 95-00
    1903-0027
    RZR 800 08-11
    1903-0028
    Xpress 400 96-97
    1903-0027
    RZR 800 12-14
    1903-0027
    Sportsman 400 01-04
    1903-0028
    Sportsman 800 05-14
    1903-0028
    Sportsman 400 HO 08-14
    1903-0028
    Scrambler 850 13-18
    1903-0027
    Magnum 425 95-98
    1903-0027
    Sportsman 850 09-18
    1903-0027
    Xpedition 425 00-02
    1903-0028
    ACE 900 16-18
    1903-0027
    Sportsman 450 06-07
    1903-0028
    Ranger 900 XP 13-18
    1903-0027
    1903-0028
    RZR 900 11
    1903-0028
    1903-0027
    RZR 900 12-18
    1903-0027
    Diesel 455 00-01
    1903-0028
    General 1000 16-18
    1903-0027
    ACE 500 17-18
    1903-0027
    Ranger 1000 XP 17-18
    1903-0027
    Big Boss 500 6x6 98-99
    1903-0027
    Ranger 1000 Diesel 15-18
    1903-0027
    1903-0027
    RZR 1000 14-18
    1903-0027
    Ranger 500 99, 07-11
    1903-0027
    RZR 1000 Turbo 16-18
    1903-0027
    Scrambler 500 97-01, 10-12
    1903-0027
    Scrambler 1000 14-18
    1903-0027
    1903-0027
    Sportsman 1000 15-18
    1903-0027
    Worker 500 99
    1903-0027
    2018 PARTS UNLIMITED ATV/UTV