Top End

Quality replacement cylinder sleeves give old cylinders new life Yamaha -- Big Bear 350 4x4 -- (1987, 1997, 1988, 1990, 1994, 1996, 1993, 1995, 1999, 1989, 1991, 1992, 1998); Yamaha -- Big Bear 350 Hunter Edition 4x4 -- (1999); Yamaha -- Big Bear 350 4x2...

Quality replacement cylinder sleeves give old cylinders new life Yamaha -- Banshee 350 4x2 -- (1998, 1995, 1993, 1997, 1994, 1988, 1996, 1989, 1987, 1992, 1990, 1991, 2001, 2003, 2002, 1999, 2006, 2004, 2000, 2005)

Lightweight CNC-machined titanium retainers greatly reduce valve train mass and increase engine rpmIncreases valve spring life over heavier, stock steel retainersPrecision CNC-machined from 8620 case hardened steelHigh tolerances ensure seats are flat...

CNC-machined from 8620 steelIndustry first color coded, purpose-built intake-sized and exhaust-sized designDesign allows keepers to stay locked at higher rpm Suzuki -- RM-Z 450 -- (2011, 2013, 2007, 2008, 2014, 2009, 2010, 2012); Suzuki -- LT-R 450...

CNC-machined from 8620 steelIndustry first color coded, purpose-built intake-sized and exhaust-sized designDesign allows keepers to stay locked at higher rpm Kawasaki -- KX 250 F -- (2010, 2004, 2009, 2013, 2007, 2008, 2005, 2006, 2011, 2012, 2014);...

Titanium valveFeatures an advanced "High-flow" design to increase flow by more than 15% over stock valvesLightweight design increases RPM and horsepowerPVD-coated for outstanding wear-resistance in seat, tip and guide area Honda -- CRF450X -- (2008,...

Titanium valveFeatures an advanced "High-flow" design to increase flow by more than 15% over stock valvesLightweight design increases RPM and horsepowerPVD-coated for outstanding wear-resistance in seat, tip and guide area Honda -- CRF450X -- (2008,...

Titanium valveFeatures an advanced "High-flow" design to increase flow by more than 15% over stock valvesLightweight design increases RPM and horsepowerPVD-coated for outstanding wear-resistance in seat, tip and guide area Suzuki -- RM-Z 450 -- (2011,...

Titanium valveFeatures an advanced "High-flow" design to increase flow by more than 15% over stock valvesLightweight design increases RPM and horsepowerPVD-coated for outstanding wear-resistance in seat, tip and guide area Honda -- CRF450X -- (2008,...

Titanium valveFeatures an advanced "High-flow" design to increase flow by more than 15% over stock valvesLightweight design increases RPM and horsepowerPVD-coated for outstanding wear-resistance in seat, tip and guide area Honda -- CRF450R -- (2003,...

Titanium valveFeatures an advanced "High-flow" design to increase flow by more than 15% over stock valvesLightweight design increases RPM and horsepowerPVD-coated for outstanding wear-resistance in seat, tip and guide area Honda -- CRF250R -- (2005,...

Built using the same technology as the CV4 Formula 1 bucketsMade with proprietary steel for the lightest and strongest part possibleDiamond-like-Carbon (DLC) coating substantially reduces friction and decreases valvetrain wearIncrease rpm and...