WESPC 105143K2R12 piston kit for Perkins 400 series diesel engines

Application

WESPC 105143K2R12 piston kit for Perkins 400 series diesel engines, including 404D-22, 404D-22T, and 404D-22TA builds. Commonly used in FG Wilson generator sets, compact construction machinery, and agricultural equipment. Restores compression, oil control, and combustion efficiency during overhaul. Alloy piston with anodized crown and nitrided/chrome-faced rings ensures durability under high-load operation.

Generator sets

Suitable for Perkins-powered gensets rated 15–40 kVA. Provides stable sealing and reduced oil consumption in prime and standby duty.

Industrial & agricultural equipment

Applied in small tractors, skid-steer loaders, and other OEM platforms using Perkins 404 series engines. Graphite-coated skirt reduces friction; rings maintain sealing under heavy-duty cycles.

Technical specifications

Part number: 105143K2R12

Function: piston kit (piston, rings, pin, circlips)

Material: alloy piston with anodized crown; ductile cast iron rings with nitrided top and chrome oil control

Compatible engines: Perkins 404D-22, 404D-22T, 404D-22TA

Bore size: standard (84.00 mm)

Warranty: 12 months

Interchange part number

105143K2R12; verified fitment for Perkins 404 series engines in FG Wilson gensets and industrial/agricultural machinery

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.