The Hot Rods Connecting Rod Kit 8146 is a high-quality replacement kit for Polaris models, designed for durability, strength, and precision. Made from hot-rolled ASTM 4115 steel and case-hardened to 58-62 Rc, this kit provides optimal performance and reliability under demanding conditions. It includes all necessary components for a complete rod replacement, ensuring compatibility with your engine setup.

Features:

• Manufactured from hot-rolled ASTM 4115 and case-hardened for strength (58-62 Rc).


• Advanced design minimizes high-RPM bearing race distortion with side scalloping and vent slots.


• Double-forged rods improve grain flow and dimensional consistency.


• Shot-peened and double-honed for exceptional strength under heavy loads.


• Double-drilled small ends provide additional lubrication and cooling for wrist pin bearings.


• Silver-coated thrust washers and crank pin bearings enhance lubricity and reduce wear.


• Complete kit includes connecting rod, crank pin, crank pin bearing, top-end bearing, and thrust washers.

Technical Specifications:

• Big End Bore: 34.00 mm


• Big End Width: N/A


• Center to Center: 130.00 mm


• Pin Diameter: 26.00 mm


• Pin Length: 61.00 mm


• Small End Bore: 23.00 mm


• Small End Width: N/A


• Washer Thickness: 1.00 mm

Cross-Reference OEM Part Numbers:

• Polaris: 3084153


• Hot Rods: 8146

Compatible Models:

• Polaris Big Boss 350L 6x6 (1991–1993)


• Polaris Sportsman 350L (1993)


• Polaris Trail Boss 350L (2x4/4x4: 1990–1993)


• Polaris Big Boss 400L 6x6 (1994–1997)


• Polaris Scrambler 400 (2x4: 2000–2002, 4x4: 1995–2000)


• Polaris Sport 400L (1994–1999)


• Polaris Sportsman 400L 4x4 (1994–1997)


• Polaris Trail Boss 400L (2x4: 1994–1995, 4x4: 1994)


• Polaris Xplorer 400 4x4 (1995–2002)


• Polaris Xpress 400L (1996–1997)

Part Number: 56-204.HR