Bottom End

Two-stroke pistons are made from 4032 siliciumFour-stroke pistons are made from 2618 silicium - the same material used to produce Formula 1 pistonsBoth include 3% copper in materials for better heat...

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...

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...

Made of special steel and manufactured with CNC high-precision machineryStandard stroke Yamaha -- YZ 85 -- (2003, 2014, 2012, 2010, 2013, 2002, 2016, 2008, 2007, 2005, 2011, 2009, 2006, 2015, 2017,...

2-stoke pistons include piston, rings, pin and clipsPiston made with high quality, permanent skirt coating to reduce friction and piston rock for quiet and improved performance4032 T6 Forged Aluminum...

Piston Kit - 56.95 Mm - Honda Cr125R 23265A Honda -- CR125R -- (2006, 2004, 2005, 2007)

Made in the U.S.A.

Made in the U.S.A.

All ground diameters are concentric to within .0003" to simplify flywheel trueing and rebuildingConstructed of only domestic steelMade in the U.S.A.

Two-stroke pistons are made from 4032 siliciumFour-stroke pistons are made from 2618 silicium - the same material used to produce Formula 1 pistonsBoth include 3% copper in materials for better heat...

360° oilingMade in the U.S.A.

Hot Rods has developed six long-stroke applications for ATVsSpecial pistons for TRX400EX, KFX/LTZ 400, Banshee, Warrior and Raptor make these installations simple by avoiding machine work and parts...