BCBC 3-498SC Engine Timing Set

Overview

Melling 3-498SC is a standard replacement engine timing set for stock rebuilds and service work. It is built around steel camshaft sprockets and includes sprockets for a complete timing component replacement.

Compatible With a wide range of classic Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac applications, this timing set supports stock engine service across many GM platforms. The 3-498SC part number is also referenced by multiple interchange numbers for the same application.

Key Features

• Standard replacement timing set for engine rebuild and service applications
• Steel camshaft sprocket construction for durable timing component support
• Sprockets included for a more complete timing system replacement
• Designed for stock applications across multiple GM vehicle lines
• Melling timing chain kit coverage includes standard, heavy-duty, and performance options within the line

Detailed Description

The Melling Stock line timing set is engineered for buyers who need a direct-fit timing component solution for stock engine service. Melling timing chain kits are offered with standard and roller chain options, along with matching sprockets and, where required by the application, tensioners and guides. Part number 3-498SC is a standard replacement set intended for rebuilds that call for dependable timing components rather than performance upgrades.

This timing set fits 1964-1990 Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac applications, including models such as the Buick LeSabre, Oldsmobile Cutlass, and Pontiac Firebird. The 3-498SC timing set is a practical choice when replacing worn timing components during a stock engine rebuild.

This part cross-references Cloyes (e.g., C-3006K) and Delphi (e.g., TC3480) for the same application.

What It Is Used For

• Replacing stretched or worn timing chain components
• Restoring camshaft and crankshaft timing accuracy
• Addressing timing noise from worn sprockets or chain wear
• Supporting stock engine rebuilds with standard replacement parts
• Refreshing timing components during scheduled engine service

Installation Notes

Verify engine code, timing cover configuration, and application details before installation. This timing set is listed for stock applications, so confirm that the vehicle and engine combination match the fitment data for 3-498SC. Follow factory service procedures for timing alignment and component inspection during assembly.

Quality Assurance

Melling manufactures timing chains and sprockets with attention to design, materials, and workmanship. The Stock line provides standard replacement coverage for service-level engine repairs and rebuilds.