CONNECTING ROD 99-21 YZ250, HOTRODS 8726 YAMAHA MX

Hot Rods Connecting Rod for Yamaha YZ250

This high-quality connecting rod kit is precision-engineered for durability and performance, designed to meet the demanding requirements of Fantic and Yamaha off-road motorcycles. Manufactured to OEM specifications, this kit ensures reliability and straightforward installation for a complete engine rebuild.

Key Features:

• Constructed from hot-rolled ASTM 4115 steel and case-hardened to 58–62 Rc for exceptional strength.
• Features an advanced design with side scalloping and vent slots to minimize high RPM bearing race distortion.
• Double-forged rods promote improved grain flow and consistent dimensions.
• Shot-peened and double-honed for enhanced resilience under heavy load conditions.
• Double-drilled small ends provide superior lubrication and cooling for the wrist pin bearing.
• Includes silver-coated thrust washers and crank pin bearings for increased lubricity and reduced friction.
• This comprehensive kit contains the rod, crank pin, crank pin bearing, top end bearing, and thrust washers.

Specifications:

• Big End Bore: 31.00 mm
• Center to Center: 125.00 mm
• Pin Diameter: 24.00 mm
• Pin Length: 58.70 mm
• Small End Bore: 22.00 mm
• Washer Thickness: 0.85 mm