Nearly 30 years of obsessively cataloging, photographing, and taking video of each part means it will fit your 2004 Buick Rainier 4.2L Engine - MFI - 2nd Design Balancer With Larger Diameter Hub And Machined Notches Engine Gasket Set - Timing Cover.
Period. No Hassle. GUARANTEED.
We cover round trip shipping if we make a mistake.
Check out the video below to view the Guaranteed Exact Fit process from start to finish!