Performance Timing Chain Kit for BMW Z4 (2012-2016) 2.0L

High-Durability Engine Timing Chain Kit for 2012-2016 BMW Z4 (E89)

What it Does: The Performance Timing Chain Kit replaces failure-prone factory timing components and oil pump drive assemblies on the 2012-2016 BMW Z4 to restore critical camshaft-to-crankshaft synchronization and prevent catastrophic valve-to-piston contact.

The Stock BMW Z4 Timing Chain & Guide Rail Failure

BMW N20 and N26 2.0L turbocharged engines in the E89 chassis suffer from well-documented premature guide rail degradation. Factory plastic chain guides turn brittle from continuous oil submersion and heat cycling, eventually fracturing under standard mechanical load. Broken guide debris falls directly into the oil pan, blocking the oil pump pickup screen and causing oil starvation. Concurrently, timing chain elongation causes valvetrain slack, throwing cam-timing codes, and risking bent valves or complete engine seizure.

The Engineering Solution

This timing chain service kit resolves factory structural deficits with heat-stabilized synthetic guide rails and high-tensile link-plate chains engineered to resist elongation and fatigue. The kit replaces failure-prone OE references 11317592877, 11317592850, and 11318648732 with upgraded components that maintain exact valvetrain timing and chain tension under high-boost operating conditions. By replacing both the primary cam timing drive and the lower oil pump drive gear assembly simultaneously, this kit eliminates characteristic gear whine and ensures consistent oil lubrication to the valvetrain and bottom-end journals.

What's Included

• 2 Engine Timing Chain Guides
• 1 Engine Timing Chain Tensioner
• 1 Engine Oil Pump Chain Guide
• 3 Engine Timing Guides
• 1 Engine Timing Crankshaft Sprocket
• 1 Engine Timing Chain
• 1 Engine Oil Pump Drive Gear
• 1 Engine Timing Gasket Set

Technical Specifications

Compatibility

• 2012-2016 BMW Z4 sDrive18i (2.0L N20)
• 2012-2016 BMW Z4 sDrive20i (2.0L N20)
• 2012-2016 BMW Z4 sDrive28i (2.0L N20 / N26)
• Compatible with both sDrive and xDrive variants where applicable

Frequently Asked Questions & Fitment Warnings

Does this fit the E89 Z4?

Yes, this is a direct fit for the 2012-2016 BMW Z4 equipped with the N20 or N26 2.0L inline-4 engine. Does not fit 6-cylinder Z4 models (N52, N54) or earlier non-turbo E85/E86 models.

Are specialized timing tools required for this installation?

Yes, professional installation requires an N20/N26 camshaft locking tool set and a digital torque angle gauge to secure all torque-to-yield fasteners to factory specifications.

The BMW Precision Standard

Engineered to rigorous European tolerances, this complete service kit restores factory camshaft timing, suppresses valvetrain noise, and prevents check engine lights associated with variable timing deviation.