INA ZS-S847 Engine Timing Crankshaft Sprocket

INA ZS-S847 Engine Timing Crankshaft Sprocket

The INA ZS-S847 engine timing crankshaft sprocket is built for precise timing system operation in a wide range of GM vehicles. It is a direct-fit replacement for applications such as the Chevrolet Impala, Malibu, and Equinox, with OE-style construction for dependable performance.

Key Features

• Engine timing crankshaft sprocket for valve train service
• Made from powdered metal, steel, or cast iron depending on application design
• Heat-treated to exact hardness specifications
• Built to meet or exceed OE quality and performance targets
• Fits multiple GM platforms, including Buick, Chevrolet, Pontiac, Oldsmobile, and Saturn models

Detailed Description

INA ZS-S847 is a timing gear/sprocket designed for engines that require accurate crankshaft-to-camshaft synchronization. This part number is used across many GM vehicles, including the Chevrolet Impala, Chevrolet Malibu, and Pontiac Grand Prix, and it cross-references INA Global Number 554 0814 100. For buyers searching for an engine timing crankshaft sprocket for 2000-2011 Chevrolet Impala or 2000-2010 Chevrolet Malibu applications, this part provides the correct OE-style replacement format.

Compatible vehicle coverage includes 1999-2011 Buick Century, 2002-2007 Buick Rendezvous, 2009-2011 Buick Lucerne, 2000-2011 Chevrolet Impala, 2000-2010 Chevrolet Malibu, 2005-2009 Chevrolet Equinox, 2000-2007 Chevrolet Monte Carlo, 2000-2001 Chevrolet Lumina, 2005-2009 Pontiac G6, 2006-2009 Pontiac Torrent, 2008-2009 Saturn Vue, and additional listed GM models. Part number ZS-S847 is also identified by INA Global Number 554 0814 100.

What It Helps Address

• Worn or damaged crankshaft timing sprocket teeth
• Timing chain drive noise caused by sprocket wear
• Incorrect cam/crank synchronization from a failing timing gear
• Service replacement needs during timing system repair
• Restoration of proper engine timing on GM 3.1L/3.4L/3.5L/3.6L-era applications where listed

Installation Notes and Tips

Verify engine code, year, and timing system configuration before ordering, since several listed models share similar names but different engine setups. Inspect the timing chain, guides, tensioner, and related components during service, and replace any worn parts at the same time to avoid repeat teardown. Confirm the sprocket tooth count and OE reference against the removed part before installation.

Quality Assurance

INA timing gears and sprockets are manufactured to OE-level standards using high-quality metal construction and controlled heat treatment for consistent hardness and durability. This part is engineered for direct replacement use in the listed applications.