INA ZC-C168 Engine Timing Chain

Engine Timing Chain for OE-Style Valve Train Service

INA ZC-C168 is an engine timing chain built for valve train service on a wide range of classic Ford, Chevrolet, GMC, Chrysler, and Dodge applications. This roller chain uses 66 links and is engineered to meet or exceed OE quality and performance expectations.

For buyers searching for an engine timing chain for Ford F-250 and F-350, or a timing chain for Chevrolet C10, K20, and GMC heavy-duty trucks, INA ZC-C168 provides a direct-fit service part reference across many older V8 and truck platforms.

Key Features

• Part number: ZC-C168
• Engine timing chain for valve train repair
• Roller chain design
• 66-link construction
• INA chain plates and pins are heat treated to precise hardness
• Built to OE-level quality and performance targets
• Cross-reference: 5530535100

Detailed Description

INA ZC-C168 is a roller-style engine timing chain used in valve train systems where accurate camshaft and crankshaft synchronization is required. The chain’s 66-link layout and heat-treated plates and pins are specified for durability in demanding service conditions. This part number appears across many older Ford truck applications, including Ford F-250, Ford F-350, E-350 Econoline, and E-350 Econoline Club Wagon, as well as Chevrolet and GMC heavy-duty models such as C20, C30, K30, P30, C3500, and K3500. It also cross-references 5530535100 for the same application.

Common Repair Uses

• Replacing a stretched or worn timing chain
• Restoring camshaft timing accuracy
• Addressing timing noise from chain wear
• Correcting valve timing issues after high-mileage service
• Servicing older Ford, Chevrolet, GMC, Chrysler, and Dodge engines

Installation Notes and Tips

Verify engine code, timing set configuration, and link count before installation. Match the chain to the existing timing components and inspect sprockets, guides, and tensioning parts for wear during service. Confirm vehicle application by year, make, and model before ordering, especially on older trucks and vans where engine combinations can vary.

Compatible applications include Fits 1988-1997 Ford F-350, Fits 1988-1996 Ford E-350 Econoline, Fits 1988-1996 Ford E-350 Econoline Club Wagon, Fits 1988-1996 Ford F-250, and Fits 1988-1991 Ford E-250 Econoline Club Wagon. Additional coverage includes Fits 1975-1986 Chevrolet C20, Fits 1973-1986 Chevrolet C20 Suburban, Fits 1975-1986 Chevrolet C30, Fits 1980-1986 Chevrolet K30, and Fits 1975-1986 Chevrolet P30.

Quality Assurance

INA states that its timing chains are built to meet or exceed OE quality and performance standards, with chain plates and pins heat treated to precise hardness for durability and consistent operation.