Connecting Rod +5 Banshee, Hotrod 8158 Yamaha ATV

The Hot Rods Connecting Rod Kit (8158) is a premium replacement designed for Yamaha YFZ350 Banshee and YZ250F models. Manufactured with precision and advanced materials, this kit ensures exceptional durability and performance, even under extreme loads. It features advanced design elements to minimize distortion and improve lubrication, making it ideal for high-performance applications.

Features:

• Made from hot-rolled ASTM 4115 and case-hardened to 58-62 Rc for superior strength.
• Side scalloping and vent slots reduce high-rpm bearing race distortion.
• Double-forged rods ensure grain flow and dimensional consistency.
• Shot-peened and double-honed for added strength under heavy loads.
• Small ends are double drilled for improved lubrication and cooling of the wrist pin bearing.
• Thrust washers and crank pin bearings are silver-coated for enhanced lubricity.
• Complete kit includes rod, crank pin, crank pin bearing, top end bearing, and thrust washers.

Technical Specifications:

• Big End Bore (mm): 29.00
• Big End Width (mm): N/A
• Center to Center (mm): 115.00
• Pin Diameter (mm): 22.00
• Pin Length (mm): 52.70
• Small End Bore (mm): 21.00
• Small End Width (mm): N/A
• Washer Thickness (mm): 1.00

Cross-Reference OEM Part Numbers:

• Wiseco WPR178
• 29L-11651-00-00
• CR178

Vehicle Fitments:

• Yamaha YFZ350 Banshee (1987-2006) Includes Limited, Special, and Anniversary Editions.
• Yamaha YZ250F ATV (2017)

Part Number: 8158