SPI Pistons (09-727-04) 74mm (1.0mm over) for 1999-2021 Polaris 500/550. Condition is New.

.040 Over Bore Piston Kit (74.00mm) (standard bore = 73.00mm)

Sold complete with the Piston, Pin, Rings, & Clips

Teflon/moly coated skirt and hard anodized crown

  • 74mm Bore (73mm Std Bore)
  • 65mm Stroke

    Fit includes:

  • 2002-06 Classic 550
  • 2007-08 Edge LX550
  • 2002-06 Indy 500 Classic
  • 2002-03 Indy 500 Classic Touring
  • 2014-21 Indy 550
  • 2014-21 Indy 550 Adventure
  • 2014-21 Indy 550 LXT
  • 2020-21 Indy 550 LXT North Star Edition
  • 2014 Indy 550 Voyager
  • 2019-21 Indy 550 Voyageur
  • 2019-21 Indy EVO 550
  • 2003 550 Classic Edge
  • 2005-06 550 Classic, F/C
  • 2007-08 550 Edge LX
  • 2014-15 550 Indy ALL
  • 2002-04 Indy 550 Classic
  • 2004 550 Pro X Fan
  • 1999-2005 Indy Sport Touring / ES
  • 1999-2008 Indy Super Sport
  • 1999-2006 Indy Trail RMK
  • 2000-04 Indy Trail Touring
  • 2011-13 550 IQ LXT
  • 2009-13 550 IQ Shift
  • 2007-08 550 LX
  • 2020-21 RMK EVO 550
  • 2005-10 RMK Trail
  • 2011-13 550 Shift
  • 2003-06 Super Sport 550 (M-10)
  • 1999-2010 Trail RMK
  • 1999 Trail SKS Euro
  • 2005-10 Trail Touring
  • 2016-17 WideTrak LX 550
  • -Manufactured to OEM specifications
    -All individual components interchange with original parts
    -Pistons kits include individual piston, rings, pin and circlips

This piston is equal to:
Polaris OEM # 3087024, 3085937, 3089485, 3090288, 3089935, 3090186, 3090277, 3090313
Kimpex # 982153
Automatic # 9256P4
Wiseco # 2417M07400
ProX # 114263