HOT RODS Connecting Rod Kit - Yamaha YZ125 [8143]

HOT RODS Connecting Rod Kit - Yamaha YZ125 [8143]

Manufacturer Part Number: 8143

Parts Unlimited Part Number: CR174

Product Type: Connecting Rods & Parts

Connecting Rod Kit - Yamaha YZ125

Details

• Material: 8620 Steel
• Units: Kit
• Product Name: Connecting Rod Kit
• Riding Style: Off-Road
• Engine Type: 2-Cycle
• Displacement: 125 cc
• Heavy-duty OE replacement connecting rods
• Certified 8620 AISI steel provides superior strength
• Crankpins are manufactured from hot-rolled ASTM 4115 and case hardened to level of 58-62Rc
• Features the latest in caged needle roller bearing designs for high rpm longevity
• Uniquely designed big end uses strategically located side scalloping and vent slots to minimize bearing race distortion at high rpm
• Small ends are double drilled to supply extra lubrication and cooling to the wrist pin bearing, which is especially important when the piston crown is close to the wrist pin bearing
• Shot-peened to eliminate surface stress risers and to smoothly blend together the rod forging's radiuses
• Double honing produces an ultra-round bearing surface for reliability at high rpm
• Most rod assemblies are sold complete with rod, crank pin, crank pin bearing, top-end bearing and silver-coated bronze phosphor thrust washers
• Made in the USA
• Compatible with Hot Rods and OE crankshafts.

Verified Fitment

• 1999 Yamaha YZ125
• 1998 Yamaha YZ125
• 2000 Yamaha YZ125
• 1997 Yamaha YZ125