Standard Ignition VVT598 Engine Variable Valve Timing (VVT) Sprocket - Exhaust

Standard Ignition VVT598 Exhaust VVT Sprocket

Standard Ignition VVT598 is an engine variable valve timing sprocket built for exhaust-side applications on select Honda and Acura models. It uses a metal gear construction, a crankshaft gear type, and a keyed mounting design to support accurate timing alignment.

Key Features

• Engine variable valve timing sprocket for exhaust applications
• Metal gear construction for durable timing system service
• Crankshaft gear type with keyway notch
• 46 teeth with 3 timing marks for alignment reference
• 1 mounting hole and 1-row design
• Inside diameter: 1.13 in (28.702 mm)
• Outside diameter: 3.58 in (90.932 mm)
• Thickness: 0.29 in (7.366 mm)

Detailed Description

VVT598 is a Standard Ignition variable valve timing sprocket engineered for exhaust-side timing control. The metal gear body, 46-tooth profile, and three timing marks support precise cam timing setup during service. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application. It is a direct-fit timing component for 2017-2022 Honda Civic, 2018-2022 Honda Accord, 2019-2022 Acura RDX, and 2021-2022 Acura TLX exhaust applications. Search terms such as Honda Accord exhaust VVT sprocket replacement, Honda Civic exhaust variable valve timing sprocket, and Acura RDX exhaust timing sprocket all point to this type of service part.

What It Helps Address

• Timing chain or cam timing service on exhaust-side VVT systems
• Incorrect timing mark alignment during engine repair
• Worn or damaged variable valve timing sprocket replacement
• Engine performance issues tied to timing system wear
• Noise or drivability concerns related to timing component degradation

Installation Notes and Tips

Verify engine code, timing marks, and exhaust-side placement before installation. Use the keyway notch and timing marks to confirm correct orientation, and inspect related timing components for wear before reassembly. Standard Ignition VVT598 should be installed with proper timing procedures for the specific Honda or Acura engine application.

Quality Assurance

Standard Ignition manufactures engine management and timing components for service replacement use. VVT598 is built with metal gear construction and application-specific dimensions to support consistent fitment on listed Honda and Acura exhaust applications.