The Hot Rods Connecting Rod Kit 8614 is a heavy-duty OE replacement designed for the Yamaha YFM660R Raptor (2001). Constructed from certified 8620 AISI steel, it provides superior strength and reliability for high-performance applications. This kit is fully compatible with both Hot Rods and OE crankshafts and includes all necessary components for installation.

Features:

• Heavy-duty connecting rod made from certified 8620 AISI steel for exceptional strength.


• Big end features side scalloping and vent slots to reduce high-RPM bearing race distortion.


• Crankpins are hot-rolled ASTM 4115 steel and case-hardened to 58-62 Rc for durability.


• Caged needle roller bearing design ensures longevity at high RPMs.


• Bronze phosphor thrust washers with silver coating for enhanced lubricity.


• Complete rod assembly includes rod, crankpin, crankpin bearing, top-end bearing, and thrust washers.


• Fully compatible with Hot Rods and OE crankshafts.


• Made in the U.S.A.

Technical Specifications:

• Big End Bearing: 37x45x22 mm


• Big End Crank Pin: 37 mm diameter, 73.80 mm length


• Big End Bore: 45.00 mm


• Big End Width: 21.97 mm


• Center to Center: 136.50 mm


• Small End Bore: 22.00 mm


• Small End Width: 21.97 mm


• Washer Thickness: Not Used

Cross-Reference OEM Part Number:

• Yamaha: 5LP-11651-00-00

Compatible Model:

• 2001 Yamaha YFM660R Raptor

Part Number: 56-206.HR