WESPC 115104021 Piston Ring for Perkins 403D-15 403C-15 diesel engines

WESPC 115104021 Piston Ring for Perkins 403D-15 403C-15 diesel engines

Application

WESPC 115104021 piston ring set is designed for Perkins 403D-15 and 403C-15 diesel engines. This 3-ring configuration includes two compression rings and one oil control ring, engineered for compact engine platforms requiring low emissions, efficient combustion, and minimal oil consumption. Ideal for light-duty industrial and mobile equipment with small displacement engines.

Generator sets

Used in 10–20 kVA Perkins-powered generator sets equipped with 403 series engines. The 115104021 ring set ensures stable sealing and oil control, supporting consistent performance in portable and standby power units.

Industrial systems

Applicable to Perkins 3-cylinder engines installed in compact agricultural machinery, small hydraulic systems, and construction equipment. Its precision-machined surfaces and anti-wear coatings provide durability under frequent start-stop cycles and moderate thermal loads.

Technical specifications

Part number: 115104021

Function: piston ring set (3-ring configuration)

Material: ductile cast iron with chrome/nitrided surface treatment

Compatible engines: Perkins 403D-15, 403C-15

Ring dimensions: standard bore 84 mm

Warranty: 12 months

Interchange part number

115104021; verified fitment for Perkins 403 series engines in generator and light industrial applications

WESPC(Dongguan)Tech Co., Ltd. is a wholly-owned subsidiary of WESPC Hong Kong.

The company has long been deeply engaged in the Perkins aftermarket spare parts sector, while also covering a wide range of multi-brand engines and related components. With years of professional expertise and a solid reputation, WESPC provides customers with diverse, one-stop solutions tailored to their needs.

Leveraging the global vision of its Hong Kong headquarters and the strategic location advantages of Dongguan, WESPC Dongguan is committed to building a highly efficient and reliable supply chain system, supported by professional technical expertise and comprehensive after-sales services, to continuously create greater value for its customers.

Looking ahead, the company will continue to expand its business landscape, keep pace with industry trends, and consistently enhance product and service quality—working hand in hand with global partners to achieve mutual growth and success.