Bottom End

Heavy-duty OE replacement connecting rodCertified 8620 AISI steel provides superior strengthUniquely designed big end uses strategically located side scalloping vent slots to minimize high-RPM bearing race distortionCrankpins are manufactured from...

Hot Rods Connecting Rod Kit - Yamaha 8726 Yamaha -- YZ 250 -- (2014, 2002, 2003, 2006, 2016, 2007, 1999, 2000, 2010, 2013, 2017, 2019, 2020, 2004, 2015, 2018, 2008, 2001, 2009, 2012, 2005, 2011, 2021); Yamaha -- YZ 250 X -- (2018, 2020, 2017, 2019, 2016,...

Heavy-duty OE replacement connecting rodsCertified 8620 AISI steel provides superior strengthCrankpins are manufactured from hot-rolled ASTM 4115 and case hardened to 58-62RcFeature the latest in caged needle roller bearing designs for high rpm...

Heavy-duty OE replacement connecting rodsCertified 8620 AISI steel provides superior strengthCrankpins are manufactured from hot-rolled ASTM 4115 and case hardened to 58-62RcFeature the latest in caged needle roller bearing designs for high rpm...

Quad Logic Cam Chain Tensioner 100-3388-Pu Polaris -- Ace 570 4x4 -- (2017, 2015, 2016); Polaris -- Ranger XP 900 4x4 -- (2015, 2016, 2013, 2014); Polaris -- RZR 570 4x4 -- (2016, 2018, 2020, 2012, 2014, 2021, 2019, 2017, 2013, 2015); Polaris -- RZR 900...

High-performance racing camshaftsStage 1 and Stage 2 performance camshafts are drop-in cams that are designed to be used with stock valve springsIn most applications, Stage 1 cams deliver more torque and Stage 2 cams provide more peak horsepowerSelect...

High-performance racing camshaftsIn most applications, Stage 1 cams deliver more torque and Stage 2 cams provide more peak horsepowerSelect cams feature Hot Cams Improved Throttle Design (ITR) technology; these cams improve throttle response throughout...

Camshaft - Single Cam - Stage 1 - Yamaha Yfm700R Raptor 4131-1 Yamaha -- Raptor 700R 4x2 -- (2019, 2017, 2020, 2009, 2011, 2021, 2013, 2014, 2012, 2015, 2016, 2018); Yamaha -- Raptor 700R SE 4x2 -- (2010, 2012, 2017, 2020, 2009, 2011, 2013, 2014, 2016,...

Camshaft - Single Cam - Stage 2 - Yamaha Yfm700Fg Grizzly 4128-2 Yamaha -- YFM 700 FG Grizzly AT FI EPS SE 4x4 -- (2013, 2011, 2012, 2009, 2010)

• A four-gear set is required for gear-driven cams that do not come with secondary cam gears; includes two secondary cam gears, outer cam drive gear, outer pinion drive gear and mounting hardware • Due to the inherent characteristics of gear drives, you...

• A four-gear set is required for gear-driven cams that do not come with secondary cam gears; includes two secondary cam gears, outer cam drive gear, outer pinion drive gear and mounting hardware • Due to the inherent characteristics of gear drives, you...

A two-gear set is required for gear-driven cams that do not come with secondary cam gears; includes outer cam drive gear, pinion drive gear and mounting hardwareDue to the inherent characteristics of gear drives, you may experience more valve train noise...