TCI 399100 Flexplate Shim for GM V8 6-Bolt Crank, 0.030-Inch Steel

The TCI 399100 flexplate shim is designed for GM V8 applications with a 6-bolt crankshaft and a two-piece rear main seal. Made from durable steel, this shim provides a reliable way to establish the proper spacing between the flexplate and crankshaft during installation or drivetrain setup. Its 0.030-inch thickness can help address alignment and clearance requirements when matching compatible engine and transmission components.
The TCI 399100 shim is built for use with Chevy and GM V8 configurations that require a 6-bolt crank pattern. It is suitable for performance builds, engine replacements, and drivetrain service where precise flexplate positioning is important. Correct shim selection can support proper starter engagement, flexplate alignment, and overall drivetrain fitment when used with the appropriate components.
Designed for straightforward installation, this steel flexplate shim is supplied as an individual piece and should be verified against the vehicle, engine, crankshaft, and flexplate specifications before purchase. Always follow the application manufacturer’s installation procedures and torque recommendations. The TCI brand is trusted by enthusiasts and builders who need dependable drivetrain components, and part number 399100 offers a practical solution for compatible GM V8 applications.

Features:

• Brand: TCI

• Part Number: 399100

• Product Type: Flexplate shim

• Material: Steel

• Thickness: 0.030 inch

• Application: GM and Chevy V8 engines

• Crankshaft Compatibility: 6-bolt crank

• Rear Main Seal Compatibility: Two-piece rear main seal

• Quantity: Each