BMW Timing Chain Iwis 11311747437

The BMW Timing Chain Iwis 11311747437, manufactured by Iwis (manufacturer part number 50046791), is an OE Supplier component designed for precise and reliable timing in select BMW V8 engines. This camshaft-to-camshaft upper timing chain is engineered for direct replacement, matching original equipment standards.

Key Features:

• Genuine OE Supplier quality by Iwis
• Designed for BMW models with specified 4.4L, 4.6L, and 4.8L V8 engines
• Direct fit for applicable chassis: E39, E38, E31, E53, E52
• OE part number reference: 11 31 1 747 437 / 11311747437

Verified Fitment:

• BMW 540i (1997-2003 Sedan, 1999-2003 Wagon; E39)
• BMW 740i / 740iL (1996-2001 Sedan; E38)
• BMW 840Ci (1996-1997 Coupe; E31)
• BMW X5 (2000-2003 4.4i, 2002-2003 4.6is; E53)
• BMW Z8 (2003 Alpina Convertible; E52)

Engineered specifically for upper position timing—camshaft to camshaft—this Iwis timing chain delivers critical durability and performance for your BMW’s valve timing system. Quantity required: 2 per application, as specified.