ENGINE
0931-0701
0931-0697
M-SPEC BIG BORE KITS
  • Complete bolt-on Big Bore Kits for ultimate strength, durability and power
  • Polaris 570 kits and Yamaha Raptor 700 kits use a Nickel silicon carbide (NSC)-plated cast cylinder
  • Includes purpose-built, state-of-the-art, high-performance forged piston kit with rings, tool steel wrist pins and locks
  • Comes with complete gasket kit
  • M-SPEC BIG BORE KITS
    FITS MODEL
    CC
    BORE SIZE (MM)
    COMP. RATIO
    KIT PART #
    SUG. RETAIL
    POLARIS 570 +1MM BIG BORE KIT (CAST IRON-LINED CAST CYLINDER, PISTON AND GASKET KIT)
    585
    100
    10.0:1
    0931-0697
    $499.95
    Ranger 570, Ranger Crew 570 14-18
    585
    100
    10.0:1
    0931-0697
    499.95
    RZR 570 12-18
    585
    100
    10.0:1
    0931-0697
    499.95
    Sportsman 570 14-18
    585
    100
    10.0:1
    0931-0697
    499.95
    585
    100
    10.0:1
    0931-0697
    499.95
    POLARIS 570 +5MM BIG BORE KIT (NSC-PLATED CAST CYLINDER, PISTON AND GASKET KIT)
    ACE 570 15-18
    625
    104
    10.2:1
    0931-0699
    599.95
    Ranger 570, Ranger Crew 570 14-18
    625
    104
    10.2:1
    0931-0699
    599.95
    625
    104
    10.2:1
    0931-0699
    599.95
    Sportsman 570 14-18
    625
    104
    10.2:1
    0931-0699
    599.95
    Sportsman Touring 570, X2 570 15-18
    625
    104
    10.2:1
    0931-0699
    599.95
    868
    85
    10.75:1
    0931-0705
    1,495.00
    RZR 800, RZR S 800 09-14
    868
    85
    10.75:1
    0931-0705
    1,495.00
    RZR 4 800 11-14
    868
    85
    10.75:1
    0931-0705
    1,495.00
    Sportsman 800 05-14
    868
    85
    10.75:1
    0931-0705
    1,495.00
    ACE 900 16
    972
    98
    11.0:1
    0931-0701
    1,495.00
    Ranger Crew 900 14-16
    972
    98
    11.0:1
    0931-0701
    1,495.00
    Ranger XP 900 13-16
    972
    98
    11.0:1
    0931-0701
    1,495.00
    RZR 900, RZR 4 900 15-16
    972
    98
    11.0:1
    0931-0701
    1,495.00
    RZR XP 900 11-14
    972
    98
    11.0:1
    0931-0701
    1,495.00
    RZR XP 4 900 12-14
    972
    98
    11.0:1
    0931-0701
    1,495.00
    1109
    98
    12.0:1
    0931-0703
    1,495.00
    RZR S 1000 16
    1109
    98
    12.0:1
    0931-0703
    1,495.00
    RZR XP 1000 14-16
    1109
    98
    12.0:1
    0931-0703
    1,495.00
    1109
    98
    12.0:1
    0931-0703
    1,495.00
    Grizzly 700 07-17
    735
    105.5
    11.0:1
    0931-0696
    749.95
    Raptor 700, 700R, 700R SE 06-17
    735
    105.5
    11.0:1
    0931-0696
    749.95
    735
    105.5
    11.0:1
    0931-0696
    749.95
    Viking VI 700 14-18
    735
    105.5
    11.0:1
    0931-0696
    749.95
    2018 PARTS UNLIMITED ATV/UTV