Briggs and Stratton 1720450SM Connecting Rod .375" Diameter x 8.00" Length - Replacement Part for Small Engines & Lawn Mowers" 或更详细版本: "Briggs and Stratton 1720450SM Engine Connecting Rod - .375 Inch Diameter x 8 Inch Length - Compatible with Small Engines, Lawn Mowers, Generators & Power Equipment