WESPC Valve Spring 3174A016 For Perkins 1103 1104 Diesel Engine Brand Name WESPC Place of Origin China Part Number 3174A016 After-sales Service Provided Video Technical Support, Online Support Marketing Type Ordinary Product Certificate ISO9001 Warranty 1 Year Stock Yes Application: 3174A016 is the outer valve spring fitted around both inlet and exhaust valves on 3- and 4-cylinder Perkins 1103/1104 diesels (3.3–4.4 L) as well as Caterpillar 3054C industrial engines. Typical