Wiseco

WPR140

Wiseco WPR140 Forged Connecting Rod Kit

SKU: 147844-2

Connecting Rods

Fits: Yamaha YZ125 1986-93, YZ125 1994-96
Wiseco connecting rods are double forged from a dedicated forging and feature shot peening, oil slots, and coated bronze thrust washers
Top end of rod is bushed for oil retention and eliminates pin galling; the bottom end rod bores are case hardened to 58-62 RC to optimize bearing running surface
The crank pin bearings are manufactured from the highest quality, hot rolled steel case hardened to 58-62 RC to extend the lifetime of the assembly
Corrosion resistant surface treatment to prevent corrosion and pitting over long term use or storage; this will add to the life as well the strength of the assembly

Wiseco connecting rods are double forged from a dedicated forging and feature shot peening, oil slots, and coated bronze thrust washers. Top end of rod is bushed for oil retention and eliminates pin galling. The bottom end rod bores are case hardened to 58-62 RC to optimize bearing running surface. The crank pin bearings are manufactured from the highest quality, hot rolled steel case hardened to 58-62 RC to extend the lifetime of the assembly. Corrosion resistant surface treatment to prevent corrosion and pitting over long term use or storage. This will add to the life as well the strength of the assembly. Fits: Yamaha YZ125 1986-93, YZ125 1994-96.

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