Top End

Kits contain all items to completely refresh and upgrade cylinder heads for popular Dirt/MX and Side x Side modelsCylinder Head Service Kits include the below components:Lightweight Racing Valve Spring kits with steel or titanium retainers, beehive or...

Spring kit is designed with increased spring rates and high lift compatibility compared to the stock springsCompatible with boosted or turbocharged applicationsCNC-machined titanium retainers and Cr-Si dual springs provide valvetrain control at high rpms...

All components made in the U.S.A. Kawasaki -- Ninja ZX-10R -- (2010, 2008, 2009)

Titanium retainers are made from 6AL4V titanium alloy; designed to be the strongest and lightest for ultimate performanceAll components made in the U.S.A. Kawasaki -- Ninja ZX-10R -- (2010, 2009, 2008)

Designed to out-perform and outlast the factory valve springsKit features lightweight, high-strength CrSi valve springs,H.T. steel base washers and titanium spring retainersComplete kit, everything you need to for a complete valve spring swap Kawasaki --...

Black Diamond? valves are CNC machined from one-piece forgings of EV8 Stainless SteelBlack Diamond? proprietary multi-stage process reduces friction, and provides superior resistance to corrosion and wearMade in the U.S.A. Kawasaki -- KVF 650 Brute Force...

Black Diamond? valves are CNC machined from one-piece forgings of EV8 Stainless SteelBlack Diamond? proprietary multi-stage process reduces friction, and provides superior resistance to corrosion and wearMade in the U.S.A. Kawasaki -- KVF 650 Brute Force...

Black Diamond? valves are CNC machined from one-piece forgings of EV8 Stainless SteelBlack Diamond? proprietary multi-stage process reduces friction, and provides superior resistance to corrosion and wearMade in the U.S.A. Kawasaki -- KVF 650 Brute Force...

Black Diamond? valves are CNC machined from one-piece forgings of EV8 Stainless SteelBlack Diamond? proprietary multi-stage process reduces friction, and provides superior resistance to corrosion and wearMade in the U.S.A. Kawasaki -- KRF 750 Teryx FI...

Kibblewhite Valve Guide - +0.010" 40-40829 Kawasaki -- EX650 Ninja 650R -- (2010, 2009, 2011, 2008, 2006, 2007); Kawasaki -- KLE 650 Versys -- (2007, 2012, 2010, 2015, 2008, 2009, 2011, 2016, 2013, 2014)

Kibblewhite Valve Guide - Standard 40-40820 Kawasaki -- EX650 Ninja 650R -- (2010, 2009, 2011, 2007, 2008, 2006); Kawasaki -- KLE 650 Versys -- (2007, 2012, 2013, 2014, 2010, 2015, 2008, 2009, 2011, 2016)

All valve guides are made of Ampco-45, a high-performance compound with 80% copper content to provide great heat conductivity and 5% nickel content for wear resistanceMade in the U.S.A. Kawasaki -- KX 450 F -- (2011, 2010, 2009, 2013, 2012, 2016, 2015,...